}
EMIT4(0x31, 0xd2, 0xf7, 0xf3); /* xor %edx,%edx; div %ebx */
break;
+ case BPF_S_ALU_MOD_X: /* A %= X; */
+ seen |= SEEN_XREG;
+ EMIT2(0x85, 0xdb); /* test %ebx,%ebx */
+ if (pc_ret0 > 0) {
+ /* addrs[pc_ret0 - 1] is start address of target
+ * (addrs[i] - 6) is the address following this jmp
+ * ("xor %edx,%edx; div %ebx;mov %edx,%eax" being 6 bytes long)
+ */
+ EMIT_COND_JMP(X86_JE, addrs[pc_ret0 - 1] -
+ (addrs[i] - 6));
+ } else {
+ EMIT_COND_JMP(X86_JNE, 2 + 5);
+ CLEAR_A();
+ EMIT1_off32(0xe9, cleanup_addr - (addrs[i] - 6)); /* jmp .+off32 */
+ }
+ EMIT2(0x31, 0xd2); /* xor %edx,%edx */
+ EMIT2(0xf7, 0xf3); /* div %ebx */
+ EMIT2(0x89, 0xd0); /* mov %edx,%eax */
+ break;
+ case BPF_S_ALU_MOD_K: /* A %= K; */
+ EMIT2(0x31, 0xd2); /* xor %edx,%edx */
+ EMIT1(0xb9);EMIT(K, 4); /* mov imm32,%ecx */
+ EMIT2(0xf7, 0xf1); /* div %ecx */
+ EMIT2(0x89, 0xd0); /* mov %edx,%eax */
+ break;
case BPF_S_ALU_DIV_K: /* A = reciprocal_divide(A, K); */
EMIT3(0x48, 0x69, 0xc0); /* imul imm32,%rax,%rax */
EMIT(K, 4);
struct crypto_user_alg *ualg;
int err = 0;
- nlh = nlmsg_put(skb, NETLINK_CB(in_skb).pid, info->nlmsg_seq,
+ nlh = nlmsg_put(skb, NETLINK_CB(in_skb).portid, info->nlmsg_seq,
CRYPTO_MSG_GETALG, sizeof(*ualg), info->nlmsg_flags);
if (!nlh) {
err = -EMSGSIZE;
if (err)
return err;
- return nlmsg_unicast(crypto_nlsk, skb, NETLINK_CB(in_skb).pid);
+ return nlmsg_unicast(crypto_nlsk, skb, NETLINK_CB(in_skb).portid);
}
static int crypto_dump_report(struct sk_buff *skb, struct netlink_callback *cb)
.input = crypto_netlink_rcv,
};
- crypto_nlsk = netlink_kernel_create(&init_net, NETLINK_CRYPTO,
- THIS_MODULE, &cfg);
+ crypto_nlsk = netlink_kernel_create(&init_net, NETLINK_CRYPTO, &cfg);
if (!crypto_nlsk)
return -ENOMEM;
.input = dev->input,
};
- dev->nls = netlink_kernel_create(&init_net, NETLINK_CONNECTOR,
- THIS_MODULE, &cfg);
+ dev->nls = netlink_kernel_create(&init_net, NETLINK_CONNECTOR, &cfg);
if (!dev->nls)
return -EIO;
.input = ibnl_rcv,
};
- nls = netlink_kernel_create(&init_net, NETLINK_RDMA, THIS_MODULE, &cfg);
+ nls = netlink_kernel_create(&init_net, NETLINK_RDMA, &cfg);
if (!nls) {
pr_warn("Failed to create netlink socket\n");
return -ENOMEM;
*/
if (cxgb4_dbfifo_count(qhp->rhp->rdev.lldi.ports[0], 1) <
(qhp->rhp->rdev.lldi.dbfifo_int_thresh << 5)) {
- writel(V_QID(qid) | V_PIDX(inc), qhp->wq.db);
+ writel(QID(qid) | PIDX(inc), qhp->wq.db);
break;
}
set_current_state(TASK_UNINTERRUPTIBLE);
return -EOPNOTSUPP;
}
- eee_cfg = SHMEM2_RD(bp, eee_status[BP_PORT(bp)]);
+ eee_cfg = bp->link_vars.eee_status;
edata->supported =
bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_SUPPORTED_MASK) >>
return -EOPNOTSUPP;
}
- eee_cfg = SHMEM2_RD(bp, eee_status[BP_PORT(bp)]);
+ eee_cfg = bp->link_vars.eee_status;
if (!(eee_cfg & SHMEM_EEE_SUPPORTED_MASK)) {
DP(BNX2X_MSG_ETHTOOL, "Board does not support EEE!\n");
return 0;
}
-/******************************************************************/
-/* EEE section */
-/******************************************************************/
-static u8 bnx2x_eee_has_cap(struct link_params *params)
-{
- struct bnx2x *bp = params->bp;
-
- if (REG_RD(bp, params->shmem2_base) <=
- offsetof(struct shmem2_region, eee_status[params->port]))
- return 0;
-
- return 1;
-}
-
-static int bnx2x_eee_nvram_to_time(u32 nvram_mode, u32 *idle_timer)
-{
- switch (nvram_mode) {
- case PORT_FEAT_CFG_EEE_POWER_MODE_BALANCED:
- *idle_timer = EEE_MODE_NVRAM_BALANCED_TIME;
- break;
- case PORT_FEAT_CFG_EEE_POWER_MODE_AGGRESSIVE:
- *idle_timer = EEE_MODE_NVRAM_AGGRESSIVE_TIME;
- break;
- case PORT_FEAT_CFG_EEE_POWER_MODE_LOW_LATENCY:
- *idle_timer = EEE_MODE_NVRAM_LATENCY_TIME;
- break;
- default:
- *idle_timer = 0;
- break;
- }
-
- return 0;
-}
-
-static int bnx2x_eee_time_to_nvram(u32 idle_timer, u32 *nvram_mode)
-{
- switch (idle_timer) {
- case EEE_MODE_NVRAM_BALANCED_TIME:
- *nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_BALANCED;
- break;
- case EEE_MODE_NVRAM_AGGRESSIVE_TIME:
- *nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_AGGRESSIVE;
- break;
- case EEE_MODE_NVRAM_LATENCY_TIME:
- *nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_LOW_LATENCY;
- break;
- default:
- *nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_DISABLED;
- break;
- }
-
- return 0;
-}
-
-static u32 bnx2x_eee_calc_timer(struct link_params *params)
-{
- u32 eee_mode, eee_idle;
- struct bnx2x *bp = params->bp;
-
- if (params->eee_mode & EEE_MODE_OVERRIDE_NVRAM) {
- if (params->eee_mode & EEE_MODE_OUTPUT_TIME) {
- /* time value in eee_mode --> used directly*/
- eee_idle = params->eee_mode & EEE_MODE_TIMER_MASK;
- } else {
- /* hsi value in eee_mode --> time */
- if (bnx2x_eee_nvram_to_time(params->eee_mode &
- EEE_MODE_NVRAM_MASK,
- &eee_idle))
- return 0;
- }
- } else {
- /* hsi values in nvram --> time*/
- eee_mode = ((REG_RD(bp, params->shmem_base +
- offsetof(struct shmem_region, dev_info.
- port_feature_config[params->port].
- eee_power_mode)) &
- PORT_FEAT_CFG_EEE_POWER_MODE_MASK) >>
- PORT_FEAT_CFG_EEE_POWER_MODE_SHIFT);
-
- if (bnx2x_eee_nvram_to_time(eee_mode, &eee_idle))
- return 0;
- }
-
- return eee_idle;
-}
-
-
/******************************************************************/
/* PFC section */
/******************************************************************/
REG_WR(bp, umac_base + UMAC_REG_COMMAND_CONFIG, val);
udelay(50);
+ /* Configure UMAC for EEE */
+ if (vars->eee_status & SHMEM_EEE_ADV_STATUS_MASK) {
+ DP(NETIF_MSG_LINK, "configured UMAC for EEE\n");
+ REG_WR(bp, umac_base + UMAC_REG_UMAC_EEE_CTRL,
+ UMAC_UMAC_EEE_CTRL_REG_EEE_EN);
+ REG_WR(bp, umac_base + UMAC_REG_EEE_WAKE_TIMER, 0x11);
+ } else {
+ REG_WR(bp, umac_base + UMAC_REG_UMAC_EEE_CTRL, 0x0);
+ }
+
/* Set MAC address for source TX Pause/PFC frames (under SW reset) */
REG_WR(bp, umac_base + UMAC_REG_MAC_ADDR0,
((params->mac_addr[2] << 24) |
port_mb[params->port].link_status), link_status);
}
-static void bnx2x_update_mng_eee(struct link_params *params, u32 eee_status)
-{
- struct bnx2x *bp = params->bp;
-
- if (bnx2x_eee_has_cap(params))
- REG_WR(bp, params->shmem2_base +
- offsetof(struct shmem2_region,
- eee_status[params->port]), eee_status);
-}
-
static void bnx2x_update_pfc_nig(struct link_params *params,
struct link_vars *vars,
struct bnx2x_nig_brb_pfc_port_params *nig_params)
EMAC_MDIO_STATUS_10MB);
return rc;
}
+
+/******************************************************************/
+/* EEE section */
+/******************************************************************/
+static u8 bnx2x_eee_has_cap(struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+
+ if (REG_RD(bp, params->shmem2_base) <=
+ offsetof(struct shmem2_region, eee_status[params->port]))
+ return 0;
+
+ return 1;
+}
+
+static int bnx2x_eee_nvram_to_time(u32 nvram_mode, u32 *idle_timer)
+{
+ switch (nvram_mode) {
+ case PORT_FEAT_CFG_EEE_POWER_MODE_BALANCED:
+ *idle_timer = EEE_MODE_NVRAM_BALANCED_TIME;
+ break;
+ case PORT_FEAT_CFG_EEE_POWER_MODE_AGGRESSIVE:
+ *idle_timer = EEE_MODE_NVRAM_AGGRESSIVE_TIME;
+ break;
+ case PORT_FEAT_CFG_EEE_POWER_MODE_LOW_LATENCY:
+ *idle_timer = EEE_MODE_NVRAM_LATENCY_TIME;
+ break;
+ default:
+ *idle_timer = 0;
+ break;
+ }
+
+ return 0;
+}
+
+static int bnx2x_eee_time_to_nvram(u32 idle_timer, u32 *nvram_mode)
+{
+ switch (idle_timer) {
+ case EEE_MODE_NVRAM_BALANCED_TIME:
+ *nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_BALANCED;
+ break;
+ case EEE_MODE_NVRAM_AGGRESSIVE_TIME:
+ *nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_AGGRESSIVE;
+ break;
+ case EEE_MODE_NVRAM_LATENCY_TIME:
+ *nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_LOW_LATENCY;
+ break;
+ default:
+ *nvram_mode = PORT_FEAT_CFG_EEE_POWER_MODE_DISABLED;
+ break;
+ }
+
+ return 0;
+}
+
+static u32 bnx2x_eee_calc_timer(struct link_params *params)
+{
+ u32 eee_mode, eee_idle;
+ struct bnx2x *bp = params->bp;
+
+ if (params->eee_mode & EEE_MODE_OVERRIDE_NVRAM) {
+ if (params->eee_mode & EEE_MODE_OUTPUT_TIME) {
+ /* time value in eee_mode --> used directly*/
+ eee_idle = params->eee_mode & EEE_MODE_TIMER_MASK;
+ } else {
+ /* hsi value in eee_mode --> time */
+ if (bnx2x_eee_nvram_to_time(params->eee_mode &
+ EEE_MODE_NVRAM_MASK,
+ &eee_idle))
+ return 0;
+ }
+ } else {
+ /* hsi values in nvram --> time*/
+ eee_mode = ((REG_RD(bp, params->shmem_base +
+ offsetof(struct shmem_region, dev_info.
+ port_feature_config[params->port].
+ eee_power_mode)) &
+ PORT_FEAT_CFG_EEE_POWER_MODE_MASK) >>
+ PORT_FEAT_CFG_EEE_POWER_MODE_SHIFT);
+
+ if (bnx2x_eee_nvram_to_time(eee_mode, &eee_idle))
+ return 0;
+ }
+
+ return eee_idle;
+}
+
+static int bnx2x_eee_set_timers(struct link_params *params,
+ struct link_vars *vars)
+{
+ u32 eee_idle = 0, eee_mode;
+ struct bnx2x *bp = params->bp;
+
+ eee_idle = bnx2x_eee_calc_timer(params);
+
+ if (eee_idle) {
+ REG_WR(bp, MISC_REG_CPMU_LP_IDLE_THR_P0 + (params->port << 2),
+ eee_idle);
+ } else if ((params->eee_mode & EEE_MODE_ENABLE_LPI) &&
+ (params->eee_mode & EEE_MODE_OVERRIDE_NVRAM) &&
+ (params->eee_mode & EEE_MODE_OUTPUT_TIME)) {
+ DP(NETIF_MSG_LINK, "Error: Tx LPI is enabled with timer 0\n");
+ return -EINVAL;
+ }
+
+ vars->eee_status &= ~(SHMEM_EEE_TIMER_MASK | SHMEM_EEE_TIME_OUTPUT_BIT);
+ if (params->eee_mode & EEE_MODE_OUTPUT_TIME) {
+ /* eee_idle in 1u --> eee_status in 16u */
+ eee_idle >>= 4;
+ vars->eee_status |= (eee_idle & SHMEM_EEE_TIMER_MASK) |
+ SHMEM_EEE_TIME_OUTPUT_BIT;
+ } else {
+ if (bnx2x_eee_time_to_nvram(eee_idle, &eee_mode))
+ return -EINVAL;
+ vars->eee_status |= eee_mode;
+ }
+
+ return 0;
+}
+
+static int bnx2x_eee_initial_config(struct link_params *params,
+ struct link_vars *vars, u8 mode)
+{
+ vars->eee_status |= ((u32) mode) << SHMEM_EEE_SUPPORTED_SHIFT;
+
+ /* Propogate params' bits --> vars (for migration exposure) */
+ if (params->eee_mode & EEE_MODE_ENABLE_LPI)
+ vars->eee_status |= SHMEM_EEE_LPI_REQUESTED_BIT;
+ else
+ vars->eee_status &= ~SHMEM_EEE_LPI_REQUESTED_BIT;
+
+ if (params->eee_mode & EEE_MODE_ADV_LPI)
+ vars->eee_status |= SHMEM_EEE_REQUESTED_BIT;
+ else
+ vars->eee_status &= ~SHMEM_EEE_REQUESTED_BIT;
+
+ return bnx2x_eee_set_timers(params, vars);
+}
+
+static int bnx2x_eee_disable(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+
+ /* Make Certain LPI is disabled */
+ REG_WR(bp, MISC_REG_CPMU_LP_FW_ENABLE_P0 + (params->port << 2), 0);
+
+ bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_EEE_ADV, 0x0);
+
+ vars->eee_status &= ~SHMEM_EEE_ADV_STATUS_MASK;
+
+ return 0;
+}
+
+static int bnx2x_eee_advertise(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars, u8 modes)
+{
+ struct bnx2x *bp = params->bp;
+ u16 val = 0;
+
+ /* Mask events preventing LPI generation */
+ REG_WR(bp, MISC_REG_CPMU_LP_MASK_EXT_P0 + (params->port << 2), 0xfc20);
+
+ if (modes & SHMEM_EEE_10G_ADV) {
+ DP(NETIF_MSG_LINK, "Advertise 10GBase-T EEE\n");
+ val |= 0x8;
+ }
+ if (modes & SHMEM_EEE_1G_ADV) {
+ DP(NETIF_MSG_LINK, "Advertise 1GBase-T EEE\n");
+ val |= 0x4;
+ }
+
+ bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_EEE_ADV, val);
+
+ vars->eee_status &= ~SHMEM_EEE_ADV_STATUS_MASK;
+ vars->eee_status |= (modes << SHMEM_EEE_ADV_STATUS_SHIFT);
+
+ return 0;
+}
+
+static void bnx2x_update_mng_eee(struct link_params *params, u32 eee_status)
+{
+ struct bnx2x *bp = params->bp;
+
+ if (bnx2x_eee_has_cap(params))
+ REG_WR(bp, params->shmem2_base +
+ offsetof(struct shmem2_region,
+ eee_status[params->port]), eee_status);
+}
+
+static void bnx2x_eee_an_resolve(struct bnx2x_phy *phy,
+ struct link_params *params,
+ struct link_vars *vars)
+{
+ struct bnx2x *bp = params->bp;
+ u16 adv = 0, lp = 0;
+ u32 lp_adv = 0;
+ u8 neg = 0;
+
+ bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_EEE_ADV, &adv);
+ bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_LP_EEE_ADV, &lp);
+
+ if (lp & 0x2) {
+ lp_adv |= SHMEM_EEE_100M_ADV;
+ if (adv & 0x2) {
+ if (vars->line_speed == SPEED_100)
+ neg = 1;
+ DP(NETIF_MSG_LINK, "EEE negotiated - 100M\n");
+ }
+ }
+ if (lp & 0x14) {
+ lp_adv |= SHMEM_EEE_1G_ADV;
+ if (adv & 0x14) {
+ if (vars->line_speed == SPEED_1000)
+ neg = 1;
+ DP(NETIF_MSG_LINK, "EEE negotiated - 1G\n");
+ }
+ }
+ if (lp & 0x68) {
+ lp_adv |= SHMEM_EEE_10G_ADV;
+ if (adv & 0x68) {
+ if (vars->line_speed == SPEED_10000)
+ neg = 1;
+ DP(NETIF_MSG_LINK, "EEE negotiated - 10G\n");
+ }
+ }
+
+ vars->eee_status &= ~SHMEM_EEE_LP_ADV_STATUS_MASK;
+ vars->eee_status |= (lp_adv << SHMEM_EEE_LP_ADV_STATUS_SHIFT);
+
+ if (neg) {
+ DP(NETIF_MSG_LINK, "EEE is active\n");
+ vars->eee_status |= SHMEM_EEE_ACTIVE_BIT;
+ }
+
+}
+
/******************************************************************/
/* BSC access functions from E3 */
/******************************************************************/
* init configuration, and set/clear SGMII flag. Internal
* phy init is done purely in phy_init stage.
*/
+
+static void bnx2x_warpcore_set_lpi_passthrough(struct bnx2x_phy *phy,
+ struct link_params *params)
+{
+ struct bnx2x *bp = params->bp;
+
+ DP(NETIF_MSG_LINK, "Configure WC for LPI pass through\n");
+ bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD,
+ MDIO_WC_REG_EEE_COMBO_CONTROL0, 0x7c);
+ bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD,
+ MDIO_WC_REG_DIGITAL4_MISC5, 0xc000);
+}
+
static void bnx2x_warpcore_enable_AN_KR(struct bnx2x_phy *phy,
struct link_params *params,
struct link_vars *vars) {
bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD,
MDIO_WC_REG_DIGITAL4_MISC3, 0x8080);
- /* Enable LPI pass through */
- DP(NETIF_MSG_LINK, "Configure WC for LPI pass through\n");
- bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD,
- MDIO_WC_REG_EEE_COMBO_CONTROL0,
- 0x7c);
- bnx2x_cl45_read_or_write(bp, phy, MDIO_WC_DEVAD,
- MDIO_WC_REG_DIGITAL4_MISC5, 0xc000);
+ bnx2x_warpcore_set_lpi_passthrough(phy, params);
/* 10G XFI Full Duplex */
bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD,
bnx2x_cl45_write(bp, phy, MDIO_WC_DEVAD,
MDIO_WC_REG_RX66_CONTROL, val16 & ~(3<<13));
+ bnx2x_warpcore_set_lpi_passthrough(phy, params);
+
if (always_autoneg || phy->req_line_speed == SPEED_AUTO_NEG) {
/* SGMII Autoneg */
bnx2x_cl45_read(bp, phy, MDIO_WC_DEVAD,
vars->link_status = REG_RD(bp, params->shmem_base +
offsetof(struct shmem_region,
port_mb[port].link_status));
+ if (bnx2x_eee_has_cap(params))
+ vars->eee_status = REG_RD(bp, params->shmem2_base +
+ offsetof(struct shmem2_region,
+ eee_status[params->port]));
vars->phy_flags = PHY_XGXS_FLAG;
bnx2x_sync_link(params, vars);
/* Prevent LPI Generation by chip */
REG_WR(bp, MISC_REG_CPMU_LP_FW_ENABLE_P0 + (params->port << 2),
0);
- REG_WR(bp, MISC_REG_CPMU_LP_DR_ENABLE, 0);
REG_WR(bp, MISC_REG_CPMU_LP_MASK_ENT_P0 + (params->port << 2),
0);
vars->eee_status &= ~(SHMEM_EEE_LP_ADV_STATUS_MASK |
return 0;
}
-static int bnx2x_8483x_eee_timers(struct link_params *params,
- struct link_vars *vars)
-{
- u32 eee_idle = 0, eee_mode;
- struct bnx2x *bp = params->bp;
-
- eee_idle = bnx2x_eee_calc_timer(params);
-
- if (eee_idle) {
- REG_WR(bp, MISC_REG_CPMU_LP_IDLE_THR_P0 + (params->port << 2),
- eee_idle);
- } else if ((params->eee_mode & EEE_MODE_ENABLE_LPI) &&
- (params->eee_mode & EEE_MODE_OVERRIDE_NVRAM) &&
- (params->eee_mode & EEE_MODE_OUTPUT_TIME)) {
- DP(NETIF_MSG_LINK, "Error: Tx LPI is enabled with timer 0\n");
- return -EINVAL;
- }
-
- vars->eee_status &= ~(SHMEM_EEE_TIMER_MASK | SHMEM_EEE_TIME_OUTPUT_BIT);
- if (params->eee_mode & EEE_MODE_OUTPUT_TIME) {
- /* eee_idle in 1u --> eee_status in 16u */
- eee_idle >>= 4;
- vars->eee_status |= (eee_idle & SHMEM_EEE_TIMER_MASK) |
- SHMEM_EEE_TIME_OUTPUT_BIT;
- } else {
- if (bnx2x_eee_time_to_nvram(eee_idle, &eee_mode))
- return -EINVAL;
- vars->eee_status |= eee_mode;
- }
-
- return 0;
-}
-
static int bnx2x_8483x_disable_eee(struct bnx2x_phy *phy,
struct link_params *params,
struct link_vars *vars)
DP(NETIF_MSG_LINK, "Don't Advertise 10GBase-T EEE\n");
- /* Make Certain LPI is disabled */
- REG_WR(bp, MISC_REG_CPMU_LP_FW_ENABLE_P0 + (params->port << 2), 0);
- REG_WR(bp, MISC_REG_CPMU_LP_DR_ENABLE, 0);
-
/* Prevent Phy from working in EEE and advertising it */
rc = bnx2x_84833_cmd_hdlr(phy, params,
PHY84833_CMD_SET_EEE_MODE, &cmd_args, 1);
return rc;
}
- bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_EEE_ADV, 0);
- vars->eee_status &= ~SHMEM_EEE_ADV_STATUS_MASK;
-
- return 0;
+ return bnx2x_eee_disable(phy, params, vars);
}
static int bnx2x_8483x_enable_eee(struct bnx2x_phy *phy,
struct bnx2x *bp = params->bp;
u16 cmd_args = 1;
- DP(NETIF_MSG_LINK, "Advertise 10GBase-T EEE\n");
-
rc = bnx2x_84833_cmd_hdlr(phy, params,
PHY84833_CMD_SET_EEE_MODE, &cmd_args, 1);
if (rc) {
return rc;
}
- bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD, MDIO_AN_REG_EEE_ADV, 0x8);
-
- /* Mask events preventing LPI generation */
- REG_WR(bp, MISC_REG_CPMU_LP_MASK_EXT_P0 + (params->port << 2), 0xfc20);
-
- vars->eee_status &= ~SHMEM_EEE_ADV_STATUS_MASK;
- vars->eee_status |= (SHMEM_EEE_10G_ADV << SHMEM_EEE_ADV_STATUS_SHIFT);
-
- return 0;
+ return bnx2x_eee_advertise(phy, params, vars, SHMEM_EEE_10G_ADV);
}
#define PHY84833_CONSTANT_LATENCY 1193
MDIO_84833_TOP_CFG_FW_REV, &val);
/* Configure EEE support */
- if ((val >= MDIO_84833_TOP_CFG_FW_EEE) && bnx2x_eee_has_cap(params)) {
- phy->flags |= FLAGS_EEE_10GBT;
- vars->eee_status |= SHMEM_EEE_10G_ADV <<
- SHMEM_EEE_SUPPORTED_SHIFT;
- /* Propogate params' bits --> vars (for migration exposure) */
- if (params->eee_mode & EEE_MODE_ENABLE_LPI)
- vars->eee_status |= SHMEM_EEE_LPI_REQUESTED_BIT;
- else
- vars->eee_status &= ~SHMEM_EEE_LPI_REQUESTED_BIT;
-
- if (params->eee_mode & EEE_MODE_ADV_LPI)
- vars->eee_status |= SHMEM_EEE_REQUESTED_BIT;
- else
- vars->eee_status &= ~SHMEM_EEE_REQUESTED_BIT;
-
- rc = bnx2x_8483x_eee_timers(params, vars);
+ if ((val >= MDIO_84833_TOP_CFG_FW_EEE) &&
+ (val != MDIO_84833_TOP_CFG_FW_NO_EEE) &&
+ bnx2x_eee_has_cap(params)) {
+ rc = bnx2x_eee_initial_config(params, vars, SHMEM_EEE_10G_ADV);
if (rc) {
DP(NETIF_MSG_LINK, "Failed to configure EEE timers\n");
bnx2x_8483x_disable_eee(phy, params, vars);
return rc;
}
} else {
- phy->flags &= ~FLAGS_EEE_10GBT;
vars->eee_status &= ~SHMEM_EEE_SUPPORTED_MASK;
}
LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE;
/* Determine if EEE was negotiated */
- if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833) {
- u32 eee_shmem = 0;
-
- bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD,
- MDIO_AN_REG_EEE_ADV, &val1);
- bnx2x_cl45_read(bp, phy, MDIO_AN_DEVAD,
- MDIO_AN_REG_LP_EEE_ADV, &val2);
- if ((val1 & val2) & 0x8) {
- DP(NETIF_MSG_LINK, "EEE negotiated\n");
- vars->eee_status |= SHMEM_EEE_ACTIVE_BIT;
- }
-
- if (val2 & 0x12)
- eee_shmem |= SHMEM_EEE_100M_ADV;
- if (val2 & 0x4)
- eee_shmem |= SHMEM_EEE_1G_ADV;
- if (val2 & 0x68)
- eee_shmem |= SHMEM_EEE_10G_ADV;
-
- vars->eee_status &= ~SHMEM_EEE_LP_ADV_STATUS_MASK;
- vars->eee_status |= (eee_shmem <<
- SHMEM_EEE_LP_ADV_STATUS_SHIFT);
- }
+ if (phy->type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833)
+ bnx2x_eee_an_resolve(phy, params, vars);
}
return link_up;
DP(NETIF_MSG_LINK, "Setting 10M force\n");
}
- /* Check if we should turn on Auto-GrEEEn */
- bnx2x_cl22_read(bp, phy, MDIO_REG_GPHY_PHYID_LSB, &temp);
- if (temp == MDIO_REG_GPHY_ID_54618SE) {
- if (params->feature_config_flags &
- FEATURE_CONFIG_AUTOGREEEN_ENABLED) {
- temp = 6;
- DP(NETIF_MSG_LINK, "Enabling Auto-GrEEEn\n");
+ if ((phy->flags & FLAGS_EEE) && bnx2x_eee_has_cap(params)) {
+ int rc;
+
+ bnx2x_cl22_write(bp, phy, MDIO_REG_GPHY_EXP_ACCESS,
+ MDIO_REG_GPHY_EXP_ACCESS_TOP |
+ MDIO_REG_GPHY_EXP_TOP_2K_BUF);
+ bnx2x_cl22_read(bp, phy, MDIO_REG_GPHY_EXP_ACCESS_GATE, &temp);
+ temp &= 0xfffe;
+ bnx2x_cl22_write(bp, phy, MDIO_REG_GPHY_EXP_ACCESS_GATE, temp);
+
+ rc = bnx2x_eee_initial_config(params, vars, SHMEM_EEE_1G_ADV);
+ if (rc) {
+ DP(NETIF_MSG_LINK, "Failed to configure EEE timers\n");
+ bnx2x_eee_disable(phy, params, vars);
+ } else if ((params->eee_mode & EEE_MODE_ADV_LPI) &&
+ (phy->req_duplex == DUPLEX_FULL) &&
+ (bnx2x_eee_calc_timer(params) ||
+ !(params->eee_mode & EEE_MODE_ENABLE_LPI))) {
+ /* Need to advertise EEE only when requested,
+ * and either no LPI assertion was requested,
+ * or it was requested and a valid timer was set.
+ * Also notice full duplex is required for EEE.
+ */
+ bnx2x_eee_advertise(phy, params, vars,
+ SHMEM_EEE_1G_ADV);
} else {
- temp = 0;
- DP(NETIF_MSG_LINK, "Disabling Auto-GrEEEn\n");
+ DP(NETIF_MSG_LINK, "Don't Advertise 1GBase-T EEE\n");
+ bnx2x_eee_disable(phy, params, vars);
+ }
+ } else {
+ vars->eee_status &= ~SHMEM_EEE_1G_ADV <<
+ SHMEM_EEE_SUPPORTED_SHIFT;
+
+ if (phy->flags & FLAGS_EEE) {
+ /* Handle legacy auto-grEEEn */
+ if (params->feature_config_flags &
+ FEATURE_CONFIG_AUTOGREEEN_ENABLED) {
+ temp = 6;
+ DP(NETIF_MSG_LINK, "Enabling Auto-GrEEEn\n");
+ } else {
+ temp = 0;
+ DP(NETIF_MSG_LINK, "Don't Adv. EEE\n");
+ }
+ bnx2x_cl45_write(bp, phy, MDIO_AN_DEVAD,
+ MDIO_AN_REG_EEE_ADV, temp);
}
- bnx2x_cl22_write(bp, phy,
- MDIO_REG_GPHY_CL45_ADDR_REG, MDIO_AN_DEVAD);
- bnx2x_cl22_write(bp, phy,
- MDIO_REG_GPHY_CL45_DATA_REG,
- MDIO_REG_GPHY_EEE_ADV);
- bnx2x_cl22_write(bp, phy,
- MDIO_REG_GPHY_CL45_ADDR_REG,
- (0x1 << 14) | MDIO_AN_DEVAD);
- bnx2x_cl22_write(bp, phy,
- MDIO_REG_GPHY_CL45_DATA_REG,
- temp);
}
bnx2x_cl22_write(bp, phy,
DP(NETIF_MSG_LINK, "BCM54618SE: link speed is %d\n",
vars->line_speed);
- /* Report whether EEE is resolved. */
- bnx2x_cl22_read(bp, phy, MDIO_REG_GPHY_PHYID_LSB, &val);
- if (val == MDIO_REG_GPHY_ID_54618SE) {
- if (vars->link_status &
- LINK_STATUS_AUTO_NEGOTIATE_COMPLETE)
- val = 0;
- else {
- bnx2x_cl22_write(bp, phy,
- MDIO_REG_GPHY_CL45_ADDR_REG,
- MDIO_AN_DEVAD);
- bnx2x_cl22_write(bp, phy,
- MDIO_REG_GPHY_CL45_DATA_REG,
- MDIO_REG_GPHY_EEE_RESOLVED);
- bnx2x_cl22_write(bp, phy,
- MDIO_REG_GPHY_CL45_ADDR_REG,
- (0x1 << 14) | MDIO_AN_DEVAD);
- bnx2x_cl22_read(bp, phy,
- MDIO_REG_GPHY_CL45_DATA_REG,
- &val);
- }
- DP(NETIF_MSG_LINK, "EEE resolution: 0x%x\n", val);
- }
-
bnx2x_ext_phy_resolve_fc(phy, params, vars);
if (vars->link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) {
if (val & (1<<11))
vars->link_status |=
LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE;
+
+ if ((phy->flags & FLAGS_EEE) &&
+ bnx2x_eee_has_cap(params))
+ bnx2x_eee_an_resolve(phy, params, vars);
}
}
return link_up;
.def_md_devad = 0,
.flags = (FLAGS_FAN_FAILURE_DET_REQ |
FLAGS_REARM_LATCH_SIGNAL |
- FLAGS_TX_ERROR_CHECK |
- FLAGS_EEE_10GBT),
+ FLAGS_TX_ERROR_CHECK),
.rx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
.tx_preemphasis = {0xffff, 0xffff, 0xffff, 0xffff},
.mdio_ctrl = 0,
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM54616:
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM54618SE:
*phy = phy_54618se;
+ if (phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM54618SE)
+ phy->flags |= FLAGS_EEE;
break;
case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101:
*phy = phy_7101;
#define FLAGS_DUMMY_READ (1<<9)
#define FLAGS_MDC_MDIO_WA_B0 (1<<10)
#define FLAGS_TX_ERROR_CHECK (1<<12)
-#define FLAGS_EEE_10GBT (1<<13)
+#define FLAGS_EEE (1<<13)
/* preemphasis values for the rx side */
u16 rx_preemphasis[4];
#define UMAC_COMMAND_CONFIG_REG_SW_RESET (0x1<<13)
#define UMAC_COMMAND_CONFIG_REG_TX_ENA (0x1<<0)
#define UMAC_REG_COMMAND_CONFIG 0x8
+/* [RW 16] This is the duration for which MAC must wait to go back to ACTIVE
+ * state from LPI state when it receives packet for transmission. The
+ * decrement unit is 1 micro-second. */
+#define UMAC_REG_EEE_WAKE_TIMER 0x6c
/* [RW 32] Register Bit 0 refers to Bit 16 of the MAC address; Bit 1 refers
* to bit 17 of the MAC address etc. */
#define UMAC_REG_MAC_ADDR0 0xc
/* [RW 14] Defines a 14-Bit maximum frame length used by the MAC receive
* logic to check frames. */
#define UMAC_REG_MAXFR 0x14
+#define UMAC_REG_UMAC_EEE_CTRL 0x64
+#define UMAC_UMAC_EEE_CTRL_REG_EEE_EN (0x1<<3)
/* [RW 8] The event id for aggregated interrupt 0 */
#define USDM_REG_AGG_INT_EVENT_0 0xc4038
#define USDM_REG_AGG_INT_EVENT_1 0xc403c
/* BCM84833 only */
#define MDIO_84833_TOP_CFG_FW_REV 0x400f
#define MDIO_84833_TOP_CFG_FW_EEE 0x10b1
+#define MDIO_84833_TOP_CFG_FW_NO_EEE 0x1f81
#define MDIO_84833_TOP_CFG_XGPHY_STRAP1 0x401a
#define MDIO_84833_SUPER_ISOLATE 0x8000
/* These are mailbox register set used by 84833. */
#define MDIO_REG_GPHY_ID_54618SE 0x5cd5
#define MDIO_REG_GPHY_CL45_ADDR_REG 0xd
#define MDIO_REG_GPHY_CL45_DATA_REG 0xe
-#define MDIO_REG_GPHY_EEE_ADV 0x3c
-#define MDIO_REG_GPHY_EEE_1G (0x1 << 2)
-#define MDIO_REG_GPHY_EEE_100 (0x1 << 1)
#define MDIO_REG_GPHY_EEE_RESOLVED 0x803e
+#define MDIO_REG_GPHY_EXP_ACCESS_GATE 0x15
+#define MDIO_REG_GPHY_EXP_ACCESS 0x17
+#define MDIO_REG_GPHY_EXP_ACCESS_TOP 0xd00
+#define MDIO_REG_GPHY_EXP_TOP_2K_BUF 0x40
#define MDIO_REG_GPHY_AUX_STATUS 0x19
#define MDIO_REG_INTR_STATUS 0x1a
#define MDIO_REG_INTR_MASK 0x1b
*/
list_add_tail(&spacer.link, &o->pending_comp);
mb();
- list_del(&elem->link);
- list_add_tail(&elem->link, &o->pending_comp);
+ list_move_tail(&elem->link, &o->pending_comp);
list_del(&spacer.link);
} else
break;
#endif
}
-static u16 bnx2x_get_port_stats_dma_len(struct bnx2x *bp)
+static inline u16 bnx2x_get_port_stats_dma_len(struct bnx2x *bp)
{
- u16 res = sizeof(struct host_port_stats) >> 2;
+ u16 res = 0;
- /* if PFC stats are not supported by the MFW, don't DMA them */
- if (!(bp->flags & BC_SUPPORTS_PFC_STATS))
- res -= (sizeof(u32)*4) >> 2;
+ /* 'newest' convention - shmem2 cotains the size of the port stats */
+ if (SHMEM2_HAS(bp, sizeof_port_stats)) {
+ u32 size = SHMEM2_RD(bp, sizeof_port_stats);
+ if (size)
+ res = size;
+ /* prevent newer BC from causing buffer overflow */
+ if (res > sizeof(struct host_port_stats))
+ res = sizeof(struct host_port_stats);
+ }
+
+ /* Older convention - all BCs support the port stats' fields up until
+ * the 'not_used' field
+ */
+ if (!res) {
+ res = offsetof(struct host_port_stats, not_used) + 4;
+
+ /* if PFC stats are supported by the MFW, DMA them as well */
+ if (bp->flags & BC_SUPPORTS_PFC_STATS) {
+ res += offsetof(struct host_port_stats,
+ pfc_frames_rx_lo) -
+ offsetof(struct host_port_stats,
+ pfc_frames_tx_hi) + 4 ;
+ }
+ }
+
+ res >>= 2;
+
+ WARN_ON(res > 2 * DMAE_LEN32_RD_MAX);
return res;
}
}
}
-static void __cnic_free_uio(struct cnic_uio_dev *udev)
+static void __cnic_free_uio_rings(struct cnic_uio_dev *udev)
{
- uio_unregister_device(&udev->cnic_uinfo);
-
if (udev->l2_buf) {
dma_free_coherent(&udev->pdev->dev, udev->l2_buf_size,
udev->l2_buf, udev->l2_buf_map);
udev->l2_ring = NULL;
}
+}
+
+static void __cnic_free_uio(struct cnic_uio_dev *udev)
+{
+ uio_unregister_device(&udev->cnic_uinfo);
+
+ __cnic_free_uio_rings(udev);
+
pci_dev_put(udev->pdev);
kfree(udev);
}
if (udev) {
udev->dev = NULL;
cp->udev = NULL;
+ if (udev->uio_dev == -1)
+ __cnic_free_uio_rings(udev);
}
cnic_free_context(dev);
return 0;
}
+static int __cnic_alloc_uio_rings(struct cnic_uio_dev *udev, int pages)
+{
+ struct cnic_local *cp = udev->dev->cnic_priv;
+
+ if (udev->l2_ring)
+ return 0;
+
+ udev->l2_ring_size = pages * BCM_PAGE_SIZE;
+ udev->l2_ring = dma_alloc_coherent(&udev->pdev->dev, udev->l2_ring_size,
+ &udev->l2_ring_map,
+ GFP_KERNEL | __GFP_COMP);
+ if (!udev->l2_ring)
+ return -ENOMEM;
+
+ udev->l2_buf_size = (cp->l2_rx_ring_size + 1) * cp->l2_single_buf_size;
+ udev->l2_buf_size = PAGE_ALIGN(udev->l2_buf_size);
+ udev->l2_buf = dma_alloc_coherent(&udev->pdev->dev, udev->l2_buf_size,
+ &udev->l2_buf_map,
+ GFP_KERNEL | __GFP_COMP);
+ if (!udev->l2_buf) {
+ __cnic_free_uio_rings(udev);
+ return -ENOMEM;
+ }
+
+ return 0;
+
+}
+
static int cnic_alloc_uio_rings(struct cnic_dev *dev, int pages)
{
struct cnic_local *cp = dev->cnic_priv;
list_for_each_entry(udev, &cnic_udev_list, list) {
if (udev->pdev == dev->pcidev) {
udev->dev = dev;
+ if (__cnic_alloc_uio_rings(udev, pages)) {
+ udev->dev = NULL;
+ read_unlock(&cnic_dev_lock);
+ return -ENOMEM;
+ }
cp->udev = udev;
read_unlock(&cnic_dev_lock);
return 0;
udev->dev = dev;
udev->pdev = dev->pcidev;
- udev->l2_ring_size = pages * BCM_PAGE_SIZE;
- udev->l2_ring = dma_alloc_coherent(&udev->pdev->dev, udev->l2_ring_size,
- &udev->l2_ring_map,
- GFP_KERNEL | __GFP_COMP);
- if (!udev->l2_ring)
- goto err_udev;
- udev->l2_buf_size = (cp->l2_rx_ring_size + 1) * cp->l2_single_buf_size;
- udev->l2_buf_size = PAGE_ALIGN(udev->l2_buf_size);
- udev->l2_buf = dma_alloc_coherent(&udev->pdev->dev, udev->l2_buf_size,
- &udev->l2_buf_map,
- GFP_KERNEL | __GFP_COMP);
- if (!udev->l2_buf)
- goto err_dma;
+ if (__cnic_alloc_uio_rings(udev, pages))
+ goto err_udev;
write_lock(&cnic_dev_lock);
list_add(&udev->list, &cnic_udev_list);
cp->udev = udev;
return 0;
- err_dma:
- dma_free_coherent(&udev->pdev->dev, udev->l2_ring_size,
- udev->l2_ring, udev->l2_ring_map);
+
err_udev:
kfree(udev);
return -ENOMEM;
if (ret)
goto error;
- if (BNX2X_CHIP_IS_E2_PLUS(cp->chip_id)) {
+ if (CNIC_SUPPORTS_FCOE(cp)) {
ret = cnic_alloc_kcq(dev, &cp->kcq2, true);
if (ret)
goto error;
if (ret)
goto error;
+ if (cp->ethdev->drv_state & CNIC_DRV_STATE_NO_ISCSI)
+ return 0;
+
cp->bnx2x_def_status_blk = cp->ethdev->irq_arr[1].status_blk;
cp->l2_rx_ring_size = 15;
IGU_INT_DISABLE, 0);
}
+static void cnic_arm_bnx2x_msix(struct cnic_dev *dev, u32 idx)
+{
+ struct cnic_local *cp = dev->cnic_priv;
+
+ cnic_ack_bnx2x_int(dev, cp->bnx2x_igu_sb_id, CSTORM_ID, idx,
+ IGU_INT_ENABLE, 1);
+}
+
+static void cnic_arm_bnx2x_e2_msix(struct cnic_dev *dev, u32 idx)
+{
+ struct cnic_local *cp = dev->cnic_priv;
+
+ cnic_ack_igu_sb(dev, cp->bnx2x_igu_sb_id, IGU_SEG_ACCESS_DEF, idx,
+ IGU_INT_ENABLE, 1);
+}
+
static u32 cnic_service_bnx2x_kcq(struct cnic_dev *dev, struct kcq_info *info)
{
u32 last_status = *info->status_idx_ptr;
CNIC_WR16(dev, cp->kcq1.io_addr,
cp->kcq1.sw_prod_idx + MAX_KCQ_IDX);
- if (!BNX2X_CHIP_IS_E2_PLUS(cp->chip_id)) {
- cnic_ack_bnx2x_int(dev, cp->bnx2x_igu_sb_id, USTORM_ID,
- status_idx, IGU_INT_ENABLE, 1);
+ if (cp->ethdev->drv_state & CNIC_DRV_STATE_NO_FCOE) {
+ cp->arm_int(dev, status_idx);
break;
}
/* Need to wait for the ring shutdown event to complete
* before clearing the CNIC_UP flag.
*/
- while (cp->udev->uio_dev != -1 && i < 15) {
+ while (cp->udev && cp->udev->uio_dev != -1 && i < 15) {
msleep(100);
i++;
}
if (!(ethdev->drv_state & CNIC_DRV_STATE_NO_ISCSI))
cdev->max_iscsi_conn = ethdev->max_iscsi_conn;
- if (BNX2X_CHIP_IS_E2_PLUS(cp->chip_id) &&
- !(ethdev->drv_state & CNIC_DRV_STATE_NO_FCOE))
+ if (CNIC_SUPPORTS_FCOE(cp))
cdev->max_fcoe_conn = ethdev->max_fcoe_conn;
if (cdev->max_fcoe_conn > BNX2X_FCOE_NUM_CONNECTIONS)
cp->stop_cm = cnic_cm_stop_bnx2x_hw;
cp->enable_int = cnic_enable_bnx2x_int;
cp->disable_int_sync = cnic_disable_bnx2x_int_sync;
- if (BNX2X_CHIP_IS_E2_PLUS(cp->chip_id))
+ if (BNX2X_CHIP_IS_E2_PLUS(cp->chip_id)) {
cp->ack_int = cnic_ack_bnx2x_e2_msix;
- else
+ cp->arm_int = cnic_arm_bnx2x_e2_msix;
+ } else {
cp->ack_int = cnic_ack_bnx2x_msix;
+ cp->arm_int = cnic_arm_bnx2x_msix;
+ }
cp->close_conn = cnic_close_bnx2x_conn;
return cdev;
}
void (*enable_int)(struct cnic_dev *);
void (*disable_int_sync)(struct cnic_dev *);
void (*ack_int)(struct cnic_dev *);
+ void (*arm_int)(struct cnic_dev *, u32 index);
void (*close_conn)(struct cnic_sock *, u32 opcode);
};
MAX_STAT_COUNTER_ID_E1))
#endif
+#define CNIC_SUPPORTS_FCOE(cp) \
+ (BNX2X_CHIP_IS_E2_PLUS((cp)->chip_id) && \
+ !((cp)->ethdev->drv_state & CNIC_DRV_STATE_NO_FCOE))
+
#define CNIC_RAMROD_TMO (HZ / 4)
#endif
#include "bnx2x/bnx2x_mfw_req.h"
-#define CNIC_MODULE_VERSION "2.5.12"
-#define CNIC_MODULE_RELDATE "June 29, 2012"
+#define CNIC_MODULE_VERSION "2.5.13"
+#define CNIC_MODULE_RELDATE "Sep 07, 2012"
#define CNIC_ULP_RDMA 0
#define CNIC_ULP_ISCSI 1
else
delta = size - hw_pidx + pidx;
wmb();
- t4_write_reg(adap, MYPF_REG(A_SGE_PF_KDOORBELL),
- V_QID(qid) | V_PIDX(delta));
+ t4_write_reg(adap, MYPF_REG(SGE_PF_KDOORBELL),
+ QID(qid) | PIDX(delta));
}
out:
return ret;
else
delta = q->size - hw_pidx + q->db_pidx;
wmb();
- t4_write_reg(adap, MYPF_REG(A_SGE_PF_KDOORBELL),
- V_QID(q->cntxt_id) | V_PIDX(delta));
+ t4_write_reg(adap, MYPF_REG(SGE_PF_KDOORBELL),
+ QID(q->cntxt_id) | PIDX(delta));
}
out:
q->db_disabled = 0;
notify_rdma_uld(adap, CXGB4_CONTROL_DB_FULL);
drain_db_fifo(adap, dbfifo_drain_delay);
- t4_set_reg_field(adap, A_SGE_INT_ENABLE3,
- F_DBFIFO_HP_INT | F_DBFIFO_LP_INT,
- F_DBFIFO_HP_INT | F_DBFIFO_LP_INT);
+ t4_set_reg_field(adap, SGE_INT_ENABLE3,
+ DBFIFO_HP_INT | DBFIFO_LP_INT,
+ DBFIFO_HP_INT | DBFIFO_LP_INT);
notify_rdma_uld(adap, CXGB4_CONTROL_DB_EMPTY);
}
void t4_db_full(struct adapter *adap)
{
- t4_set_reg_field(adap, A_SGE_INT_ENABLE3,
- F_DBFIFO_HP_INT | F_DBFIFO_LP_INT, 0);
+ t4_set_reg_field(adap, SGE_INT_ENABLE3,
+ DBFIFO_HP_INT | DBFIFO_LP_INT, 0);
queue_work(workq, &adap->db_full_task);
}
wmb(); /* write descriptors before telling HW */
spin_lock(&q->db_lock);
if (!q->db_disabled) {
- t4_write_reg(adap, MYPF_REG(A_SGE_PF_KDOORBELL),
- V_QID(q->cntxt_id) | V_PIDX(n));
+ t4_write_reg(adap, MYPF_REG(SGE_PF_KDOORBELL),
+ QID(q->cntxt_id) | PIDX(n));
}
q->db_pidx = q->pidx;
spin_unlock(&q->db_lock);
{ ERR_INVALID_CIDX_INC,
"SGE GTS CIDX increment too large", -1, 0 },
{ ERR_CPL_OPCODE_0, "SGE received 0-length CPL", -1, 0 },
- { F_DBFIFO_LP_INT, NULL, -1, 0, t4_db_full },
- { F_DBFIFO_HP_INT, NULL, -1, 0, t4_db_full },
- { F_ERR_DROPPED_DB, NULL, -1, 0, t4_db_dropped },
+ { DBFIFO_LP_INT, NULL, -1, 0, t4_db_full },
+ { DBFIFO_HP_INT, NULL, -1, 0, t4_db_full },
+ { ERR_DROPPED_DB, NULL, -1, 0, t4_db_dropped },
{ ERR_DATA_CPL_ON_HIGH_QID1 | ERR_DATA_CPL_ON_HIGH_QID0,
"SGE IQID > 1023 received CPL for FL", -1, 0 },
{ ERR_BAD_DB_PIDX3, "SGE DBP 3 pidx increment too large", -1,
ERR_BAD_DB_PIDX2 | ERR_BAD_DB_PIDX1 |
ERR_BAD_DB_PIDX0 | ERR_ING_CTXT_PRIO |
ERR_EGR_CTXT_PRIO | INGRESS_SIZE_ERR |
- F_DBFIFO_HP_INT | F_DBFIFO_LP_INT |
+ DBFIFO_HP_INT | DBFIFO_LP_INT |
EGRESS_SIZE_ERR);
t4_write_reg(adapter, MYPF_REG(PL_PF_INT_ENABLE), PF_INTR_MASK);
t4_set_reg_field(adapter, PL_INT_MAP0, 0, 1 << pf);
if ((addr & 3) || (len + off) > MEMWIN0_APERTURE)
return -EINVAL;
- t4_write_reg(adap, A_PCIE_MEM_ACCESS_OFFSET, addr & ~15);
- t4_read_reg(adap, A_PCIE_MEM_ACCESS_OFFSET);
+ t4_write_reg(adap, PCIE_MEM_ACCESS_OFFSET, addr & ~15);
+ t4_read_reg(adap, PCIE_MEM_ACCESS_OFFSET);
for (i = 0; i < len; i += 4)
*data++ = t4_read_reg(adap, (MEMWIN0_BASE + off + i));
#define SGE_DEBUG_DATA_LOW 0x10d4
#define SGE_INGRESS_QUEUES_PER_PAGE_PF 0x10f4
-#define S_LP_INT_THRESH 12
-#define V_LP_INT_THRESH(x) ((x) << S_LP_INT_THRESH)
#define S_HP_INT_THRESH 28
+#define M_HP_INT_THRESH 0xfU
#define V_HP_INT_THRESH(x) ((x) << S_HP_INT_THRESH)
+#define M_HP_COUNT 0x7ffU
+#define S_HP_COUNT 16
+#define G_HP_COUNT(x) (((x) >> S_HP_COUNT) & M_HP_COUNT)
+#define S_LP_INT_THRESH 12
+#define M_LP_INT_THRESH 0xfU
+#define V_LP_INT_THRESH(x) ((x) << S_LP_INT_THRESH)
+#define M_LP_COUNT 0x7ffU
+#define S_LP_COUNT 0
+#define G_LP_COUNT(x) (((x) >> S_LP_COUNT) & M_LP_COUNT)
#define A_SGE_DBFIFO_STATUS 0x10a4
#define S_ENABLE_DROP 13
#define V_ENABLE_DROP(x) ((x) << S_ENABLE_DROP)
#define F_ENABLE_DROP V_ENABLE_DROP(1U)
-#define A_SGE_DOORBELL_CONTROL 0x10a8
-
-#define A_SGE_CTXT_CMD 0x11fc
-#define A_SGE_DBQ_CTXT_BADDR 0x1084
-
-#define A_SGE_PF_KDOORBELL 0x0
-
-#define S_QID 15
-#define V_QID(x) ((x) << S_QID)
-
-#define S_PIDX 0
-#define V_PIDX(x) ((x) << S_PIDX)
-
-#define M_LP_COUNT 0x7ffU
-#define S_LP_COUNT 0
-#define G_LP_COUNT(x) (((x) >> S_LP_COUNT) & M_LP_COUNT)
-
-#define M_HP_COUNT 0x7ffU
-#define S_HP_COUNT 16
-#define G_HP_COUNT(x) (((x) >> S_HP_COUNT) & M_HP_COUNT)
-
-#define A_SGE_INT_ENABLE3 0x1040
-
-#define S_DBFIFO_HP_INT 8
-#define V_DBFIFO_HP_INT(x) ((x) << S_DBFIFO_HP_INT)
-#define F_DBFIFO_HP_INT V_DBFIFO_HP_INT(1U)
-
-#define S_DBFIFO_LP_INT 7
-#define V_DBFIFO_LP_INT(x) ((x) << S_DBFIFO_LP_INT)
-#define F_DBFIFO_LP_INT V_DBFIFO_LP_INT(1U)
-
#define S_DROPPED_DB 0
#define V_DROPPED_DB(x) ((x) << S_DROPPED_DB)
#define F_DROPPED_DB V_DROPPED_DB(1U)
+#define A_SGE_DOORBELL_CONTROL 0x10a8
-#define S_ERR_DROPPED_DB 18
-#define V_ERR_DROPPED_DB(x) ((x) << S_ERR_DROPPED_DB)
-#define F_ERR_DROPPED_DB V_ERR_DROPPED_DB(1U)
-
-#define A_PCIE_MEM_ACCESS_OFFSET 0x306c
-
-#define M_HP_INT_THRESH 0xfU
-#define M_LP_INT_THRESH 0xfU
+#define A_SGE_CTXT_CMD 0x11fc
+#define A_SGE_DBQ_CTXT_BADDR 0x1084
#define PCIE_PF_CLI 0x44
#define PCIE_INT_CAUSE 0x3004
#include "be.h"
#include "be_cmds.h"
#include <asm/div64.h>
+#include <linux/aer.h>
MODULE_VERSION(DRV_VER);
MODULE_DEVICE_TABLE(pci, be_dev_ids);
be_ctrl_cleanup(adapter);
+ pci_disable_pcie_error_reporting(pdev);
+
pci_set_drvdata(pdev, NULL);
pci_release_regions(pdev);
pci_disable_device(pdev);
}
}
+ status = pci_enable_pcie_error_reporting(pdev);
+ if (status)
+ dev_err(&pdev->dev, "Could not use PCIe error reporting\n");
+
status = be_ctrl_init(adapter);
if (status)
goto free_netdev;
if (status)
return PCI_ERS_RESULT_DISCONNECT;
+ pci_cleanup_aer_uncorrect_error_status(pdev);
return PCI_ERS_RESULT_RECOVERED;
}
#define MAXIMUM_ETHERNET_VLAN_SIZE 1522
/* Supported Rx Buffer Sizes */
-#define IGB_RXBUFFER_512 512
+#define IGB_RXBUFFER_256 256
#define IGB_RXBUFFER_16384 16384
-#define IGB_RX_HDR_LEN IGB_RXBUFFER_512
+#define IGB_RX_HDR_LEN IGB_RXBUFFER_256
/* How many Tx Descriptors do we need to call netif_wake_queue ? */
#define IGB_TX_QUEUE_WAKE 16
SUPPORTED_100baseT_Full |
SUPPORTED_1000baseT_Full|
SUPPORTED_Autoneg |
- SUPPORTED_TP);
- ecmd->advertising = (ADVERTISED_TP |
- ADVERTISED_Pause);
+ SUPPORTED_TP |
+ SUPPORTED_Pause);
+ ecmd->advertising = ADVERTISED_TP;
if (hw->mac.autoneg == 1) {
ecmd->advertising |= ADVERTISED_Autoneg;
ecmd->advertising |= hw->phy.autoneg_advertised;
}
+ if (hw->mac.autoneg != 1)
+ ecmd->advertising &= ~(ADVERTISED_Pause |
+ ADVERTISED_Asym_Pause);
+
+ if (hw->fc.requested_mode == e1000_fc_full)
+ ecmd->advertising |= ADVERTISED_Pause;
+ else if (hw->fc.requested_mode == e1000_fc_rx_pause)
+ ecmd->advertising |= (ADVERTISED_Pause |
+ ADVERTISED_Asym_Pause);
+ else if (hw->fc.requested_mode == e1000_fc_tx_pause)
+ ecmd->advertising |= ADVERTISED_Asym_Pause;
+ else
+ ecmd->advertising &= ~(ADVERTISED_Pause |
+ ADVERTISED_Asym_Pause);
+
ecmd->port = PORT_TP;
ecmd->phy_address = hw->phy.addr;
} else {
{
struct e1000_hw *hw = &adapter->hw;
u32 ctrl_reg = 0;
- u16 phy_reg = 0;
hw->mac.autoneg = false;
- switch (hw->phy.type) {
- case e1000_phy_m88:
- /* Auto-MDI/MDIX Off */
- igb_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, 0x0808);
- /* reset to update Auto-MDI/MDIX */
- igb_write_phy_reg(hw, PHY_CONTROL, 0x9140);
- /* autoneg off */
- igb_write_phy_reg(hw, PHY_CONTROL, 0x8140);
- break;
- case e1000_phy_82580:
- /* enable MII loopback */
- igb_write_phy_reg(hw, I82580_PHY_LBK_CTRL, 0x8041);
- break;
- case e1000_phy_i210:
- /* set loopback speed in PHY */
- igb_read_phy_reg(hw, (GS40G_PAGE_SELECT & GS40G_PAGE_2),
- &phy_reg);
- phy_reg |= GS40G_MAC_SPEED_1G;
- igb_write_phy_reg(hw, (GS40G_PAGE_SELECT & GS40G_PAGE_2),
- phy_reg);
- ctrl_reg = rd32(E1000_CTRL_EXT);
- default:
- break;
+ if (hw->phy.type == e1000_phy_m88) {
+ if (hw->phy.id != I210_I_PHY_ID) {
+ /* Auto-MDI/MDIX Off */
+ igb_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, 0x0808);
+ /* reset to update Auto-MDI/MDIX */
+ igb_write_phy_reg(hw, PHY_CONTROL, 0x9140);
+ /* autoneg off */
+ igb_write_phy_reg(hw, PHY_CONTROL, 0x8140);
+ } else {
+ /* force 1000, set loopback */
+ igb_write_phy_reg(hw, I347AT4_PAGE_SELECT, 0);
+ igb_write_phy_reg(hw, PHY_CONTROL, 0x4140);
+ }
}
/* add small delay to avoid loopback test failure */
E1000_CTRL_FD | /* Force Duplex to FULL */
E1000_CTRL_SLU); /* Set link up enable bit */
- if ((hw->phy.type == e1000_phy_m88) || (hw->phy.type == e1000_phy_i210))
+ if (hw->phy.type == e1000_phy_m88)
ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */
wr32(E1000_CTRL, ctrl_reg);
/* Disable the receiver on the PHY so when a cable is plugged in, the
* PHY does not begin to autoneg when a cable is reconnected to the NIC.
*/
- if ((hw->phy.type == e1000_phy_m88) || (hw->phy.type == e1000_phy_i210))
+ if (hw->phy.type == e1000_phy_m88)
igb_phy_disable_receiver(adapter);
- udelay(500);
-
+ mdelay(500);
return 0;
}
*data = 0;
goto out;
}
- if ((adapter->hw.mac.type == e1000_i210)
- || (adapter->hw.mac.type == e1000_i211)) {
- dev_err(&adapter->pdev->dev,
- "Loopback test not supported on this part at this time.\n");
- *data = 0;
- goto out;
- }
*data = igb_setup_desc_rings(adapter);
if (*data)
goto out;
goto err_ioremap;
}
- for (i = 1; i <= 5; i++) {
- if (pci_resource_len(pdev, i) == 0)
- continue;
- }
-
netdev->netdev_ops = &ixgbe_netdev_ops;
ixgbe_set_ethtool_ops(netdev);
netdev->watchdog_timeo = 5 * HZ;
depends on IEEE802154_DRIVERS && MAC802154
tristate "AT86RF230/231 transceiver driver"
depends on SPI
+
+config IEEE802154_MRF24J40
+ tristate "Microchip MRF24J40 transceiver driver"
+ depends on IEEE802154_DRIVERS && MAC802154
+ depends on SPI
+ ---help---
+ Say Y here to enable the MRF24J20 SPI 802.15.4 wireless
+ controller.
+
+ This driver can also be built as a module. To do so, say M here.
+ the module will be called 'mrf24j40'.
obj-$(CONFIG_IEEE802154_FAKEHARD) += fakehard.o
obj-$(CONFIG_IEEE802154_FAKELB) += fakelb.o
obj-$(CONFIG_IEEE802154_AT86RF230) += at86rf230.o
+obj-$(CONFIG_IEEE802154_MRF24J40) += mrf24j40.o
--- /dev/null
+/*
+ * Driver for Microchip MRF24J40 802.15.4 Wireless-PAN Networking controller
+ *
+ * Copyright (C) 2012 Alan Ott <alan@signal11.us>
+ * Signal 11 Software
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/spi/spi.h>
+#include <linux/interrupt.h>
+#include <linux/module.h>
+#include <net/wpan-phy.h>
+#include <net/mac802154.h>
+
+/* MRF24J40 Short Address Registers */
+#define REG_RXMCR 0x00 /* Receive MAC control */
+#define REG_PANIDL 0x01 /* PAN ID (low) */
+#define REG_PANIDH 0x02 /* PAN ID (high) */
+#define REG_SADRL 0x03 /* Short address (low) */
+#define REG_SADRH 0x04 /* Short address (high) */
+#define REG_EADR0 0x05 /* Long address (low) (high is EADR7) */
+#define REG_TXMCR 0x11 /* Transmit MAC control */
+#define REG_PACON0 0x16 /* Power Amplifier Control */
+#define REG_PACON1 0x17 /* Power Amplifier Control */
+#define REG_PACON2 0x18 /* Power Amplifier Control */
+#define REG_TXNCON 0x1B /* Transmit Normal FIFO Control */
+#define REG_TXSTAT 0x24 /* TX MAC Status Register */
+#define REG_SOFTRST 0x2A /* Soft Reset */
+#define REG_TXSTBL 0x2E /* TX Stabilization */
+#define REG_INTSTAT 0x31 /* Interrupt Status */
+#define REG_INTCON 0x32 /* Interrupt Control */
+#define REG_RFCTL 0x36 /* RF Control Mode Register */
+#define REG_BBREG1 0x39 /* Baseband Registers */
+#define REG_BBREG2 0x3A /* */
+#define REG_BBREG6 0x3E /* */
+#define REG_CCAEDTH 0x3F /* Energy Detection Threshold */
+
+/* MRF24J40 Long Address Registers */
+#define REG_RFCON0 0x200 /* RF Control Registers */
+#define REG_RFCON1 0x201
+#define REG_RFCON2 0x202
+#define REG_RFCON3 0x203
+#define REG_RFCON5 0x205
+#define REG_RFCON6 0x206
+#define REG_RFCON7 0x207
+#define REG_RFCON8 0x208
+#define REG_RSSI 0x210
+#define REG_SLPCON0 0x211 /* Sleep Clock Control Registers */
+#define REG_SLPCON1 0x220
+#define REG_WAKETIMEL 0x222 /* Wake-up Time Match Value Low */
+#define REG_WAKETIMEH 0x223 /* Wake-up Time Match Value High */
+#define REG_RX_FIFO 0x300 /* Receive FIFO */
+
+/* Device configuration: Only channels 11-26 on page 0 are supported. */
+#define MRF24J40_CHAN_MIN 11
+#define MRF24J40_CHAN_MAX 26
+#define CHANNEL_MASK (((u32)1 << (MRF24J40_CHAN_MAX + 1)) \
+ - ((u32)1 << MRF24J40_CHAN_MIN))
+
+#define TX_FIFO_SIZE 128 /* From datasheet */
+#define RX_FIFO_SIZE 144 /* From datasheet */
+#define SET_CHANNEL_DELAY_US 192 /* From datasheet */
+
+/* Device Private Data */
+struct mrf24j40 {
+ struct spi_device *spi;
+ struct ieee802154_dev *dev;
+
+ struct mutex buffer_mutex; /* only used to protect buf */
+ struct completion tx_complete;
+ struct work_struct irqwork;
+ u8 *buf; /* 3 bytes. Used for SPI single-register transfers. */
+};
+
+/* Read/Write SPI Commands for Short and Long Address registers. */
+#define MRF24J40_READSHORT(reg) ((reg) << 1)
+#define MRF24J40_WRITESHORT(reg) ((reg) << 1 | 1)
+#define MRF24J40_READLONG(reg) (1 << 15 | (reg) << 5)
+#define MRF24J40_WRITELONG(reg) (1 << 15 | (reg) << 5 | 1 << 4)
+
+/* Maximum speed to run the device at. TODO: Get the real max value from
+ * someone at Microchip since it isn't in the datasheet. */
+#define MAX_SPI_SPEED_HZ 1000000
+
+#define printdev(X) (&X->spi->dev)
+
+static int write_short_reg(struct mrf24j40 *devrec, u8 reg, u8 value)
+{
+ int ret;
+ struct spi_message msg;
+ struct spi_transfer xfer = {
+ .len = 2,
+ .tx_buf = devrec->buf,
+ .rx_buf = devrec->buf,
+ };
+
+ spi_message_init(&msg);
+ spi_message_add_tail(&xfer, &msg);
+
+ mutex_lock(&devrec->buffer_mutex);
+ devrec->buf[0] = MRF24J40_WRITESHORT(reg);
+ devrec->buf[1] = value;
+
+ ret = spi_sync(devrec->spi, &msg);
+ if (ret)
+ dev_err(printdev(devrec),
+ "SPI write Failed for short register 0x%hhx\n", reg);
+
+ mutex_unlock(&devrec->buffer_mutex);
+ return ret;
+}
+
+static int read_short_reg(struct mrf24j40 *devrec, u8 reg, u8 *val)
+{
+ int ret = -1;
+ struct spi_message msg;
+ struct spi_transfer xfer = {
+ .len = 2,
+ .tx_buf = devrec->buf,
+ .rx_buf = devrec->buf,
+ };
+
+ spi_message_init(&msg);
+ spi_message_add_tail(&xfer, &msg);
+
+ mutex_lock(&devrec->buffer_mutex);
+ devrec->buf[0] = MRF24J40_READSHORT(reg);
+ devrec->buf[1] = 0;
+
+ ret = spi_sync(devrec->spi, &msg);
+ if (ret)
+ dev_err(printdev(devrec),
+ "SPI read Failed for short register 0x%hhx\n", reg);
+ else
+ *val = devrec->buf[1];
+
+ mutex_unlock(&devrec->buffer_mutex);
+ return ret;
+}
+
+static int read_long_reg(struct mrf24j40 *devrec, u16 reg, u8 *value)
+{
+ int ret;
+ u16 cmd;
+ struct spi_message msg;
+ struct spi_transfer xfer = {
+ .len = 3,
+ .tx_buf = devrec->buf,
+ .rx_buf = devrec->buf,
+ };
+
+ spi_message_init(&msg);
+ spi_message_add_tail(&xfer, &msg);
+
+ cmd = MRF24J40_READLONG(reg);
+ mutex_lock(&devrec->buffer_mutex);
+ devrec->buf[0] = cmd >> 8 & 0xff;
+ devrec->buf[1] = cmd & 0xff;
+ devrec->buf[2] = 0;
+
+ ret = spi_sync(devrec->spi, &msg);
+ if (ret)
+ dev_err(printdev(devrec),
+ "SPI read Failed for long register 0x%hx\n", reg);
+ else
+ *value = devrec->buf[2];
+
+ mutex_unlock(&devrec->buffer_mutex);
+ return ret;
+}
+
+static int write_long_reg(struct mrf24j40 *devrec, u16 reg, u8 val)
+{
+ int ret;
+ u16 cmd;
+ struct spi_message msg;
+ struct spi_transfer xfer = {
+ .len = 3,
+ .tx_buf = devrec->buf,
+ .rx_buf = devrec->buf,
+ };
+
+ spi_message_init(&msg);
+ spi_message_add_tail(&xfer, &msg);
+
+ cmd = MRF24J40_WRITELONG(reg);
+ mutex_lock(&devrec->buffer_mutex);
+ devrec->buf[0] = cmd >> 8 & 0xff;
+ devrec->buf[1] = cmd & 0xff;
+ devrec->buf[2] = val;
+
+ ret = spi_sync(devrec->spi, &msg);
+ if (ret)
+ dev_err(printdev(devrec),
+ "SPI write Failed for long register 0x%hx\n", reg);
+
+ mutex_unlock(&devrec->buffer_mutex);
+ return ret;
+}
+
+/* This function relies on an undocumented write method. Once a write command
+ and address is set, as many bytes of data as desired can be clocked into
+ the device. The datasheet only shows setting one byte at a time. */
+static int write_tx_buf(struct mrf24j40 *devrec, u16 reg,
+ const u8 *data, size_t length)
+{
+ int ret;
+ u16 cmd;
+ u8 lengths[2];
+ struct spi_message msg;
+ struct spi_transfer addr_xfer = {
+ .len = 2,
+ .tx_buf = devrec->buf,
+ };
+ struct spi_transfer lengths_xfer = {
+ .len = 2,
+ .tx_buf = &lengths, /* TODO: Is DMA really required for SPI? */
+ };
+ struct spi_transfer data_xfer = {
+ .len = length,
+ .tx_buf = data,
+ };
+
+ /* Range check the length. 2 bytes are used for the length fields.*/
+ if (length > TX_FIFO_SIZE-2) {
+ dev_err(printdev(devrec), "write_tx_buf() was passed too large a buffer. Performing short write.\n");
+ length = TX_FIFO_SIZE-2;
+ }
+
+ spi_message_init(&msg);
+ spi_message_add_tail(&addr_xfer, &msg);
+ spi_message_add_tail(&lengths_xfer, &msg);
+ spi_message_add_tail(&data_xfer, &msg);
+
+ cmd = MRF24J40_WRITELONG(reg);
+ mutex_lock(&devrec->buffer_mutex);
+ devrec->buf[0] = cmd >> 8 & 0xff;
+ devrec->buf[1] = cmd & 0xff;
+ lengths[0] = 0x0; /* Header Length. Set to 0 for now. TODO */
+ lengths[1] = length; /* Total length */
+
+ ret = spi_sync(devrec->spi, &msg);
+ if (ret)
+ dev_err(printdev(devrec), "SPI write Failed for TX buf\n");
+
+ mutex_unlock(&devrec->buffer_mutex);
+ return ret;
+}
+
+static int mrf24j40_read_rx_buf(struct mrf24j40 *devrec,
+ u8 *data, u8 *len, u8 *lqi)
+{
+ u8 rx_len;
+ u8 addr[2];
+ u8 lqi_rssi[2];
+ u16 cmd;
+ int ret;
+ struct spi_message msg;
+ struct spi_transfer addr_xfer = {
+ .len = 2,
+ .tx_buf = &addr,
+ };
+ struct spi_transfer data_xfer = {
+ .len = 0x0, /* set below */
+ .rx_buf = data,
+ };
+ struct spi_transfer status_xfer = {
+ .len = 2,
+ .rx_buf = &lqi_rssi,
+ };
+
+ /* Get the length of the data in the RX FIFO. The length in this
+ * register exclues the 1-byte length field at the beginning. */
+ ret = read_long_reg(devrec, REG_RX_FIFO, &rx_len);
+ if (ret)
+ goto out;
+
+ /* Range check the RX FIFO length, accounting for the one-byte
+ * length field at the begining. */
+ if (rx_len > RX_FIFO_SIZE-1) {
+ dev_err(printdev(devrec), "Invalid length read from device. Performing short read.\n");
+ rx_len = RX_FIFO_SIZE-1;
+ }
+
+ if (rx_len > *len) {
+ /* Passed in buffer wasn't big enough. Should never happen. */
+ dev_err(printdev(devrec), "Buffer not big enough. Performing short read\n");
+ rx_len = *len;
+ }
+
+ /* Set up the commands to read the data. */
+ cmd = MRF24J40_READLONG(REG_RX_FIFO+1);
+ addr[0] = cmd >> 8 & 0xff;
+ addr[1] = cmd & 0xff;
+ data_xfer.len = rx_len;
+
+ spi_message_init(&msg);
+ spi_message_add_tail(&addr_xfer, &msg);
+ spi_message_add_tail(&data_xfer, &msg);
+ spi_message_add_tail(&status_xfer, &msg);
+
+ ret = spi_sync(devrec->spi, &msg);
+ if (ret) {
+ dev_err(printdev(devrec), "SPI RX Buffer Read Failed.\n");
+ goto out;
+ }
+
+ *lqi = lqi_rssi[0];
+ *len = rx_len;
+
+#ifdef DEBUG
+ print_hex_dump(KERN_DEBUG, "mrf24j40 rx: ",
+ DUMP_PREFIX_OFFSET, 16, 1, data, *len, 0);
+ printk(KERN_DEBUG "mrf24j40 rx: lqi: %02hhx rssi: %02hhx\n",
+ lqi_rssi[0], lqi_rssi[1]);
+#endif
+
+out:
+ return ret;
+}
+
+static int mrf24j40_tx(struct ieee802154_dev *dev, struct sk_buff *skb)
+{
+ struct mrf24j40 *devrec = dev->priv;
+ u8 val;
+ int ret = 0;
+
+ dev_dbg(printdev(devrec), "tx packet of %d bytes\n", skb->len);
+
+ ret = write_tx_buf(devrec, 0x000, skb->data, skb->len);
+ if (ret)
+ goto err;
+
+ /* Set TXNTRIG bit of TXNCON to send packet */
+ ret = read_short_reg(devrec, REG_TXNCON, &val);
+ if (ret)
+ goto err;
+ val |= 0x1;
+ val &= ~0x4;
+ write_short_reg(devrec, REG_TXNCON, val);
+
+ INIT_COMPLETION(devrec->tx_complete);
+
+ /* Wait for the device to send the TX complete interrupt. */
+ ret = wait_for_completion_interruptible_timeout(
+ &devrec->tx_complete,
+ 5 * HZ);
+ if (ret == -ERESTARTSYS)
+ goto err;
+ if (ret == 0) {
+ ret = -ETIMEDOUT;
+ goto err;
+ }
+
+ /* Check for send error from the device. */
+ ret = read_short_reg(devrec, REG_TXSTAT, &val);
+ if (ret)
+ goto err;
+ if (val & 0x1) {
+ dev_err(printdev(devrec), "Error Sending. Retry count exceeded\n");
+ ret = -ECOMM; /* TODO: Better error code ? */
+ } else
+ dev_dbg(printdev(devrec), "Packet Sent\n");
+
+err:
+
+ return ret;
+}
+
+static int mrf24j40_ed(struct ieee802154_dev *dev, u8 *level)
+{
+ /* TODO: */
+ printk(KERN_WARNING "mrf24j40: ed not implemented\n");
+ *level = 0;
+ return 0;
+}
+
+static int mrf24j40_start(struct ieee802154_dev *dev)
+{
+ struct mrf24j40 *devrec = dev->priv;
+ u8 val;
+ int ret;
+
+ dev_dbg(printdev(devrec), "start\n");
+
+ ret = read_short_reg(devrec, REG_INTCON, &val);
+ if (ret)
+ return ret;
+ val &= ~(0x1|0x8); /* Clear TXNIE and RXIE. Enable interrupts */
+ write_short_reg(devrec, REG_INTCON, val);
+
+ return 0;
+}
+
+static void mrf24j40_stop(struct ieee802154_dev *dev)
+{
+ struct mrf24j40 *devrec = dev->priv;
+ u8 val;
+ int ret;
+ dev_dbg(printdev(devrec), "stop\n");
+
+ ret = read_short_reg(devrec, REG_INTCON, &val);
+ if (ret)
+ return;
+ val |= 0x1|0x8; /* Set TXNIE and RXIE. Disable Interrupts */
+ write_short_reg(devrec, REG_INTCON, val);
+
+ return;
+}
+
+static int mrf24j40_set_channel(struct ieee802154_dev *dev,
+ int page, int channel)
+{
+ struct mrf24j40 *devrec = dev->priv;
+ u8 val;
+ int ret;
+
+ dev_dbg(printdev(devrec), "Set Channel %d\n", channel);
+
+ WARN_ON(page != 0);
+ WARN_ON(channel < MRF24J40_CHAN_MIN);
+ WARN_ON(channel > MRF24J40_CHAN_MAX);
+
+ /* Set Channel TODO */
+ val = (channel-11) << 4 | 0x03;
+ write_long_reg(devrec, REG_RFCON0, val);
+
+ /* RF Reset */
+ ret = read_short_reg(devrec, REG_RFCTL, &val);
+ if (ret)
+ return ret;
+ val |= 0x04;
+ write_short_reg(devrec, REG_RFCTL, val);
+ val &= ~0x04;
+ write_short_reg(devrec, REG_RFCTL, val);
+
+ udelay(SET_CHANNEL_DELAY_US); /* per datasheet */
+
+ return 0;
+}
+
+static int mrf24j40_filter(struct ieee802154_dev *dev,
+ struct ieee802154_hw_addr_filt *filt,
+ unsigned long changed)
+{
+ struct mrf24j40 *devrec = dev->priv;
+
+ dev_dbg(printdev(devrec), "filter\n");
+
+ if (changed & IEEE802515_AFILT_SADDR_CHANGED) {
+ /* Short Addr */
+ u8 addrh, addrl;
+ addrh = filt->short_addr >> 8 & 0xff;
+ addrl = filt->short_addr & 0xff;
+
+ write_short_reg(devrec, REG_SADRH, addrh);
+ write_short_reg(devrec, REG_SADRL, addrl);
+ dev_dbg(printdev(devrec),
+ "Set short addr to %04hx\n", filt->short_addr);
+ }
+
+ if (changed & IEEE802515_AFILT_IEEEADDR_CHANGED) {
+ /* Device Address */
+ int i;
+ for (i = 0; i < 8; i++)
+ write_short_reg(devrec, REG_EADR0+i,
+ filt->ieee_addr[i]);
+
+#ifdef DEBUG
+ printk(KERN_DEBUG "Set long addr to: ");
+ for (i = 0; i < 8; i++)
+ printk("%02hhx ", filt->ieee_addr[i]);
+ printk(KERN_DEBUG "\n");
+#endif
+ }
+
+ if (changed & IEEE802515_AFILT_PANID_CHANGED) {
+ /* PAN ID */
+ u8 panidl, panidh;
+ panidh = filt->pan_id >> 8 & 0xff;
+ panidl = filt->pan_id & 0xff;
+ write_short_reg(devrec, REG_PANIDH, panidh);
+ write_short_reg(devrec, REG_PANIDL, panidl);
+
+ dev_dbg(printdev(devrec), "Set PANID to %04hx\n", filt->pan_id);
+ }
+
+ if (changed & IEEE802515_AFILT_PANC_CHANGED) {
+ /* Pan Coordinator */
+ u8 val;
+ int ret;
+
+ ret = read_short_reg(devrec, REG_RXMCR, &val);
+ if (ret)
+ return ret;
+ if (filt->pan_coord)
+ val |= 0x8;
+ else
+ val &= ~0x8;
+ write_short_reg(devrec, REG_RXMCR, val);
+
+ /* REG_SLOTTED is maintained as default (unslotted/CSMA-CA).
+ * REG_ORDER is maintained as default (no beacon/superframe).
+ */
+
+ dev_dbg(printdev(devrec), "Set Pan Coord to %s\n",
+ filt->pan_coord ? "on" : "off");
+ }
+
+ return 0;
+}
+
+static int mrf24j40_handle_rx(struct mrf24j40 *devrec)
+{
+ u8 len = RX_FIFO_SIZE;
+ u8 lqi = 0;
+ u8 val;
+ int ret = 0;
+ struct sk_buff *skb;
+
+ /* Turn off reception of packets off the air. This prevents the
+ * device from overwriting the buffer while we're reading it. */
+ ret = read_short_reg(devrec, REG_BBREG1, &val);
+ if (ret)
+ goto out;
+ val |= 4; /* SET RXDECINV */
+ write_short_reg(devrec, REG_BBREG1, val);
+
+ skb = alloc_skb(len, GFP_KERNEL);
+ if (!skb) {
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ ret = mrf24j40_read_rx_buf(devrec, skb_put(skb, len), &len, &lqi);
+ if (ret < 0) {
+ dev_err(printdev(devrec), "Failure reading RX FIFO\n");
+ kfree_skb(skb);
+ ret = -EINVAL;
+ goto out;
+ }
+
+ /* Cut off the checksum */
+ skb_trim(skb, len-2);
+
+ /* TODO: Other drivers call ieee20154_rx_irqsafe() here (eg: cc2040,
+ * also from a workqueue). I think irqsafe is not necessary here.
+ * Can someone confirm? */
+ ieee802154_rx_irqsafe(devrec->dev, skb, lqi);
+
+ dev_dbg(printdev(devrec), "RX Handled\n");
+
+out:
+ /* Turn back on reception of packets off the air. */
+ ret = read_short_reg(devrec, REG_BBREG1, &val);
+ if (ret)
+ return ret;
+ val &= ~0x4; /* Clear RXDECINV */
+ write_short_reg(devrec, REG_BBREG1, val);
+
+ return ret;
+}
+
+static struct ieee802154_ops mrf24j40_ops = {
+ .owner = THIS_MODULE,
+ .xmit = mrf24j40_tx,
+ .ed = mrf24j40_ed,
+ .start = mrf24j40_start,
+ .stop = mrf24j40_stop,
+ .set_channel = mrf24j40_set_channel,
+ .set_hw_addr_filt = mrf24j40_filter,
+};
+
+static irqreturn_t mrf24j40_isr(int irq, void *data)
+{
+ struct mrf24j40 *devrec = data;
+
+ disable_irq_nosync(irq);
+
+ schedule_work(&devrec->irqwork);
+
+ return IRQ_HANDLED;
+}
+
+static void mrf24j40_isrwork(struct work_struct *work)
+{
+ struct mrf24j40 *devrec = container_of(work, struct mrf24j40, irqwork);
+ u8 intstat;
+ int ret;
+
+ /* Read the interrupt status */
+ ret = read_short_reg(devrec, REG_INTSTAT, &intstat);
+ if (ret)
+ goto out;
+
+ /* Check for TX complete */
+ if (intstat & 0x1)
+ complete(&devrec->tx_complete);
+
+ /* Check for Rx */
+ if (intstat & 0x8)
+ mrf24j40_handle_rx(devrec);
+
+out:
+ enable_irq(devrec->spi->irq);
+}
+
+static int __devinit mrf24j40_probe(struct spi_device *spi)
+{
+ int ret = -ENOMEM;
+ u8 val;
+ struct mrf24j40 *devrec;
+
+ printk(KERN_INFO "mrf24j40: probe(). IRQ: %d\n", spi->irq);
+
+ devrec = kzalloc(sizeof(struct mrf24j40), GFP_KERNEL);
+ if (!devrec)
+ goto err_devrec;
+ devrec->buf = kzalloc(3, GFP_KERNEL);
+ if (!devrec->buf)
+ goto err_buf;
+
+ spi->mode = SPI_MODE_0; /* TODO: Is this appropriate for right here? */
+ if (spi->max_speed_hz > MAX_SPI_SPEED_HZ)
+ spi->max_speed_hz = MAX_SPI_SPEED_HZ;
+
+ mutex_init(&devrec->buffer_mutex);
+ init_completion(&devrec->tx_complete);
+ INIT_WORK(&devrec->irqwork, mrf24j40_isrwork);
+ devrec->spi = spi;
+ dev_set_drvdata(&spi->dev, devrec);
+
+ /* Register with the 802154 subsystem */
+
+ devrec->dev = ieee802154_alloc_device(0, &mrf24j40_ops);
+ if (!devrec->dev)
+ goto err_alloc_dev;
+
+ devrec->dev->priv = devrec;
+ devrec->dev->parent = &devrec->spi->dev;
+ devrec->dev->phy->channels_supported[0] = CHANNEL_MASK;
+ devrec->dev->flags = IEEE802154_HW_OMIT_CKSUM|IEEE802154_HW_AACK;
+
+ dev_dbg(printdev(devrec), "registered mrf24j40\n");
+ ret = ieee802154_register_device(devrec->dev);
+ if (ret)
+ goto err_register_device;
+
+ /* Initialize the device.
+ From datasheet section 3.2: Initialization. */
+ write_short_reg(devrec, REG_SOFTRST, 0x07);
+ write_short_reg(devrec, REG_PACON2, 0x98);
+ write_short_reg(devrec, REG_TXSTBL, 0x95);
+ write_long_reg(devrec, REG_RFCON0, 0x03);
+ write_long_reg(devrec, REG_RFCON1, 0x01);
+ write_long_reg(devrec, REG_RFCON2, 0x80);
+ write_long_reg(devrec, REG_RFCON6, 0x90);
+ write_long_reg(devrec, REG_RFCON7, 0x80);
+ write_long_reg(devrec, REG_RFCON8, 0x10);
+ write_long_reg(devrec, REG_SLPCON1, 0x21);
+ write_short_reg(devrec, REG_BBREG2, 0x80);
+ write_short_reg(devrec, REG_CCAEDTH, 0x60);
+ write_short_reg(devrec, REG_BBREG6, 0x40);
+ write_short_reg(devrec, REG_RFCTL, 0x04);
+ write_short_reg(devrec, REG_RFCTL, 0x0);
+ udelay(192);
+
+ /* Set RX Mode. RXMCR<1:0>: 0x0 normal, 0x1 promisc, 0x2 error */
+ ret = read_short_reg(devrec, REG_RXMCR, &val);
+ if (ret)
+ goto err_read_reg;
+ val &= ~0x3; /* Clear RX mode (normal) */
+ write_short_reg(devrec, REG_RXMCR, val);
+
+ ret = request_irq(spi->irq,
+ mrf24j40_isr,
+ IRQF_TRIGGER_FALLING,
+ dev_name(&spi->dev),
+ devrec);
+
+ if (ret) {
+ dev_err(printdev(devrec), "Unable to get IRQ");
+ goto err_irq;
+ }
+
+ return 0;
+
+err_irq:
+err_read_reg:
+ ieee802154_unregister_device(devrec->dev);
+err_register_device:
+ ieee802154_free_device(devrec->dev);
+err_alloc_dev:
+ kfree(devrec->buf);
+err_buf:
+ kfree(devrec);
+err_devrec:
+ return ret;
+}
+
+static int __devexit mrf24j40_remove(struct spi_device *spi)
+{
+ struct mrf24j40 *devrec = dev_get_drvdata(&spi->dev);
+
+ dev_dbg(printdev(devrec), "remove\n");
+
+ free_irq(spi->irq, devrec);
+ flush_work_sync(&devrec->irqwork); /* TODO: Is this the right call? */
+ ieee802154_unregister_device(devrec->dev);
+ ieee802154_free_device(devrec->dev);
+ /* TODO: Will ieee802154_free_device() wait until ->xmit() is
+ * complete? */
+
+ /* Clean up the SPI stuff. */
+ dev_set_drvdata(&spi->dev, NULL);
+ kfree(devrec->buf);
+ kfree(devrec);
+ return 0;
+}
+
+static const struct spi_device_id mrf24j40_ids[] = {
+ { "mrf24j40", 0 },
+ { "mrf24j40ma", 0 },
+ { },
+};
+MODULE_DEVICE_TABLE(spi, mrf24j40_ids);
+
+static struct spi_driver mrf24j40_driver = {
+ .driver = {
+ .name = "mrf24j40",
+ .bus = &spi_bus_type,
+ .owner = THIS_MODULE,
+ },
+ .id_table = mrf24j40_ids,
+ .probe = mrf24j40_probe,
+ .remove = __devexit_p(mrf24j40_remove),
+};
+
+static int __init mrf24j40_init(void)
+{
+ return spi_register_driver(&mrf24j40_driver);
+}
+
+static void __exit mrf24j40_exit(void)
+{
+ spi_unregister_driver(&mrf24j40_driver);
+}
+
+module_init(mrf24j40_init);
+module_exit(mrf24j40_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Alan Ott");
+MODULE_DESCRIPTION("MRF24J40 SPI 802.15.4 Controller Driver");
#include <linux/platform_device.h>
#include <linux/device.h>
+#include <linux/of_address.h>
#include <linux/of_mdio.h>
#include <linux/module.h>
#include <linux/init.h>
if (!msg)
return -ENOMEM;
- hdr = genlmsg_put(msg, info->snd_pid, info->snd_seq,
+ hdr = genlmsg_put(msg, info->snd_portid, info->snd_seq,
&team_nl_family, 0, TEAM_CMD_NOOP);
if (IS_ERR(hdr)) {
err = PTR_ERR(hdr);
genlmsg_end(msg, hdr);
- return genlmsg_unicast(genl_info_net(info), msg, info->snd_pid);
+ return genlmsg_unicast(genl_info_net(info), msg, info->snd_portid);
err_msg_put:
nlmsg_free(msg);
if (err < 0)
goto err_fill;
- err = genlmsg_unicast(genl_info_net(info), skb, info->snd_pid);
+ err = genlmsg_unicast(genl_info_net(info), skb, info->snd_portid);
return err;
err_fill:
}
typedef int team_nl_send_func_t(struct sk_buff *skb,
- struct team *team, u32 pid);
+ struct team *team, u32 portid);
-static int team_nl_send_unicast(struct sk_buff *skb, struct team *team, u32 pid)
+static int team_nl_send_unicast(struct sk_buff *skb, struct team *team, u32 portid)
{
- return genlmsg_unicast(dev_net(team->dev), skb, pid);
+ return genlmsg_unicast(dev_net(team->dev), skb, portid);
}
static int team_nl_fill_one_option_get(struct sk_buff *skb, struct team *team,
}
static int __send_and_alloc_skb(struct sk_buff **pskb,
- struct team *team, u32 pid,
+ struct team *team, u32 portid,
team_nl_send_func_t *send_func)
{
int err;
if (*pskb) {
- err = send_func(*pskb, team, pid);
+ err = send_func(*pskb, team, portid);
if (err)
return err;
}
return 0;
}
-static int team_nl_send_options_get(struct team *team, u32 pid, u32 seq,
+static int team_nl_send_options_get(struct team *team, u32 portid, u32 seq,
int flags, team_nl_send_func_t *send_func,
struct list_head *sel_opt_inst_list)
{
struct team_option_inst, tmp_list);
start_again:
- err = __send_and_alloc_skb(&skb, team, pid, send_func);
+ err = __send_and_alloc_skb(&skb, team, portid, send_func);
if (err)
return err;
- hdr = genlmsg_put(skb, pid, seq, &team_nl_family, flags | NLM_F_MULTI,
+ hdr = genlmsg_put(skb, portid, seq, &team_nl_family, flags | NLM_F_MULTI,
TEAM_CMD_OPTIONS_GET);
if (IS_ERR(hdr))
return PTR_ERR(hdr);
goto start_again;
send_done:
- nlh = nlmsg_put(skb, pid, seq, NLMSG_DONE, 0, flags | NLM_F_MULTI);
+ nlh = nlmsg_put(skb, portid, seq, NLMSG_DONE, 0, flags | NLM_F_MULTI);
if (!nlh) {
- err = __send_and_alloc_skb(&skb, team, pid, send_func);
+ err = __send_and_alloc_skb(&skb, team, portid, send_func);
if (err)
goto errout;
goto send_done;
}
- return send_func(skb, team, pid);
+ return send_func(skb, team, portid);
nla_put_failure:
err = -EMSGSIZE;
list_for_each_entry(opt_inst, &team->option_inst_list, list)
list_add_tail(&opt_inst->tmp_list, &sel_opt_inst_list);
- err = team_nl_send_options_get(team, info->snd_pid, info->snd_seq,
+ err = team_nl_send_options_get(team, info->snd_portid, info->snd_seq,
NLM_F_ACK, team_nl_send_unicast,
&sel_opt_inst_list);
}
static int team_nl_fill_port_list_get(struct sk_buff *skb,
- u32 pid, u32 seq, int flags,
+ u32 portid, u32 seq, int flags,
struct team *team,
bool fillall)
{
void *hdr;
struct team_port *port;
- hdr = genlmsg_put(skb, pid, seq, &team_nl_family, flags,
+ hdr = genlmsg_put(skb, portid, seq, &team_nl_family, flags,
TEAM_CMD_PORT_LIST_GET);
if (IS_ERR(hdr))
return PTR_ERR(hdr);
struct genl_info *info, int flags,
struct team *team)
{
- return team_nl_fill_port_list_get(skb, info->snd_pid,
+ return team_nl_fill_port_list_get(skb, info->snd_portid,
info->snd_seq, NLM_F_ACK,
team, true);
}
};
static int team_nl_send_multicast(struct sk_buff *skb,
- struct team *team, u32 pid)
+ struct team *team, u32 portid)
{
return genlmsg_multicast_netns(dev_net(team->dev), skb, 0,
team_change_event_mcgrp.id, GFP_KERNEL);
atomic_set(&info->pmcount, 0);
/* register subdriver */
- subdriver = usb_cdc_wdm_register(info->control, &dev->status->desc, 512, &qmi_wwan_cdc_wdm_manage_power);
+ subdriver = usb_cdc_wdm_register(info->control, &dev->status->desc, 4096, &qmi_wwan_cdc_wdm_manage_power);
if (IS_ERR(subdriver)) {
dev_err(&info->control->dev, "subdriver registration failed\n");
rv = PTR_ERR(subdriver);
BUILD_BUG_ON((sizeof(((struct usbnet *)0)->data) < sizeof(struct qmi_wwan_state)));
- /* require a single interrupt status endpoint for subdriver */
+ /* control and data is shared? */
+ if (intf->cur_altsetting->desc.bNumEndpoints == 3) {
+ info->control = intf;
+ info->data = intf;
+ goto shared;
+ }
+
+ /* else require a single interrupt status endpoint on control intf */
if (intf->cur_altsetting->desc.bNumEndpoints != 1)
goto err;
+ /* and a number of CDC descriptors */
while (len > 3) {
struct usb_descriptor_header *h = (void *)buf;
if (status < 0)
goto err;
+shared:
status = qmi_wwan_register_subdriver(dev);
- if (status < 0) {
+ if (status < 0 && info->control != info->data) {
usb_set_intfdata(info->data, NULL);
usb_driver_release_interface(driver, info->data);
}
return status;
}
-/* Some devices combine the "control" and "data" functions into a
- * single interface with all three endpoints: interrupt + bulk in and
- * out
- */
-static int qmi_wwan_bind_shared(struct usbnet *dev, struct usb_interface *intf)
-{
- struct qmi_wwan_state *info = (void *)&dev->data;
-
- /* control and data is shared */
- info->control = intf;
- info->data = intf;
- return qmi_wwan_register_subdriver(dev);
-}
-
static void qmi_wwan_unbind(struct usbnet *dev, struct usb_interface *intf)
{
struct qmi_wwan_state *info = (void *)&dev->data;
.manage_power = qmi_wwan_manage_power,
};
-static const struct driver_info qmi_wwan_shared = {
- .description = "WWAN/QMI device",
- .flags = FLAG_WWAN,
- .bind = qmi_wwan_bind_shared,
- .unbind = qmi_wwan_unbind,
- .manage_power = qmi_wwan_manage_power,
-};
-
#define HUAWEI_VENDOR_ID 0x12D1
/* map QMI/wwan function by a fixed interface number */
#define QMI_FIXED_INTF(vend, prod, num) \
USB_DEVICE_INTERFACE_NUMBER(vend, prod, num), \
- .driver_info = (unsigned long)&qmi_wwan_shared
+ .driver_info = (unsigned long)&qmi_wwan_info
/* Gobi 1000 QMI/wwan interface number is 3 according to qcserial */
#define QMI_GOBI1K_DEVICE(vend, prod) \
/* 2. Combined interface devices matching on class+protocol */
{ /* Huawei E392, E398 and possibly others in "Windows mode" */
USB_VENDOR_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, USB_CLASS_VENDOR_SPEC, 1, 17),
- .driver_info = (unsigned long)&qmi_wwan_shared,
+ .driver_info = (unsigned long)&qmi_wwan_info,
},
{ /* Pantech UML290 */
USB_DEVICE_AND_INTERFACE_INFO(0x106c, 0x3718, USB_CLASS_VENDOR_SPEC, 0xf0, 0xff),
- .driver_info = (unsigned long)&qmi_wwan_shared,
+ .driver_info = (unsigned long)&qmi_wwan_info,
},
{ /* Pantech UML290 - newer firmware */
USB_DEVICE_AND_INTERFACE_INFO(0x106c, 0x3718, USB_CLASS_VENDOR_SPEC, 0xf1, 0xff),
- .driver_info = (unsigned long)&qmi_wwan_shared,
+ .driver_info = (unsigned long)&qmi_wwan_info,
},
/* 3. Combined interface devices matching on interface number */
*/
if (!id->driver_info) {
dev_dbg(&intf->dev, "setting defaults for dynamic device id\n");
- id->driver_info = (unsigned long)&qmi_wwan_shared;
+ id->driver_info = (unsigned long)&qmi_wwan_info;
}
return usbnet_probe(intf, id);
netdev_err(dev->net, "HIP/ETH: Invalid pkt\n");
dev->net->stats.rx_frame_errors++;
- /* dev->net->stats.rx_errors incremented by caller */;
+ /* dev->net->stats.rx_errors incremented by caller */
return 0;
}
MODULE_DESCRIPTION("Software simulator of 802.11 radio(s) for mac80211");
MODULE_LICENSE("GPL");
-static u32 wmediumd_pid;
+static u32 wmediumd_portid;
static int radios = 2;
module_param(radios, int, 0444);
static void mac80211_hwsim_tx_frame_nl(struct ieee80211_hw *hw,
struct sk_buff *my_skb,
- int dst_pid)
+ int dst_portid)
{
struct sk_buff *skb;
struct mac80211_hwsim_data *data = hw->priv;
goto nla_put_failure;
genlmsg_end(skb, msg_head);
- genlmsg_unicast(&init_net, skb, dst_pid);
+ genlmsg_unicast(&init_net, skb, dst_portid);
/* Enqueue the packet */
skb_queue_tail(&data->pending, my_skb);
{
bool ack;
struct ieee80211_tx_info *txi;
- u32 _pid;
+ u32 _portid;
mac80211_hwsim_monitor_rx(hw, skb);
}
/* wmediumd mode check */
- _pid = ACCESS_ONCE(wmediumd_pid);
+ _portid = ACCESS_ONCE(wmediumd_portid);
- if (_pid)
- return mac80211_hwsim_tx_frame_nl(hw, skb, _pid);
+ if (_portid)
+ return mac80211_hwsim_tx_frame_nl(hw, skb, _portid);
/* NO wmediumd detected, perfect medium simulation */
ack = mac80211_hwsim_tx_frame_no_nl(hw, skb);
struct ieee80211_hw *hw = arg;
struct sk_buff *skb;
struct ieee80211_tx_info *info;
- u32 _pid;
+ u32 _portid;
hwsim_check_magic(vif);
mac80211_hwsim_monitor_rx(hw, skb);
/* wmediumd mode check */
- _pid = ACCESS_ONCE(wmediumd_pid);
+ _portid = ACCESS_ONCE(wmediumd_portid);
- if (_pid)
- return mac80211_hwsim_tx_frame_nl(hw, skb, _pid);
+ if (_portid)
+ return mac80211_hwsim_tx_frame_nl(hw, skb, _portid);
mac80211_hwsim_tx_frame_no_nl(hw, skb);
dev_kfree_skb(skb);
struct hwsim_vif_priv *vp = (void *)vif->drv_priv;
struct sk_buff *skb;
struct ieee80211_pspoll *pspoll;
- u32 _pid;
+ u32 _portid;
if (!vp->assoc)
return;
memcpy(pspoll->ta, mac, ETH_ALEN);
/* wmediumd mode check */
- _pid = ACCESS_ONCE(wmediumd_pid);
+ _portid = ACCESS_ONCE(wmediumd_portid);
- if (_pid)
- return mac80211_hwsim_tx_frame_nl(data->hw, skb, _pid);
+ if (_portid)
+ return mac80211_hwsim_tx_frame_nl(data->hw, skb, _portid);
if (!mac80211_hwsim_tx_frame_no_nl(data->hw, skb))
printk(KERN_DEBUG "%s: PS-poll frame not ack'ed\n", __func__);
struct hwsim_vif_priv *vp = (void *)vif->drv_priv;
struct sk_buff *skb;
struct ieee80211_hdr *hdr;
- u32 _pid;
+ u32 _portid;
if (!vp->assoc)
return;
memcpy(hdr->addr3, vp->bssid, ETH_ALEN);
/* wmediumd mode check */
- _pid = ACCESS_ONCE(wmediumd_pid);
+ _portid = ACCESS_ONCE(wmediumd_portid);
- if (_pid)
- return mac80211_hwsim_tx_frame_nl(data->hw, skb, _pid);
+ if (_portid)
+ return mac80211_hwsim_tx_frame_nl(data->hw, skb, _portid);
if (!mac80211_hwsim_tx_frame_no_nl(data->hw, skb))
printk(KERN_DEBUG "%s: nullfunc frame not ack'ed\n", __func__);
if (info == NULL)
goto out;
- wmediumd_pid = info->snd_pid;
+ wmediumd_portid = info->snd_portid;
printk(KERN_DEBUG "mac80211_hwsim: received a REGISTER, "
- "switching to wmediumd mode with pid %d\n", info->snd_pid);
+ "switching to wmediumd mode with pid %d\n", info->snd_portid);
return 0;
out:
if (state != NETLINK_URELEASE)
return NOTIFY_DONE;
- if (notify->pid == wmediumd_pid) {
+ if (notify->portid == wmediumd_portid) {
printk(KERN_INFO "mac80211_hwsim: wmediumd released netlink"
" socket, switching to perfect channel medium\n");
- wmediumd_pid = 0;
+ wmediumd_portid = 0;
}
return NOTIFY_DONE;
}
scsi_nl_sock = netlink_kernel_create(&init_net, NETLINK_SCSITRANSPORT,
- THIS_MODULE, &cfg);
+ &cfg);
if (!scsi_nl_sock) {
printk(KERN_ERR "%s: register of receive handler failed\n",
__func__);
switch (nlh->nlmsg_type) {
case ISCSI_UEVENT_CREATE_SESSION:
err = iscsi_if_create_session(priv, ep, ev,
- NETLINK_CB(skb).pid,
+ NETLINK_CB(skb).portid,
ev->u.c_session.initial_cmdsn,
ev->u.c_session.cmds_max,
ev->u.c_session.queue_depth);
}
err = iscsi_if_create_session(priv, ep, ev,
- NETLINK_CB(skb).pid,
+ NETLINK_CB(skb).portid,
ev->u.c_bound_session.initial_cmdsn,
ev->u.c_bound_session.cmds_max,
ev->u.c_bound_session.queue_depth);
if (err)
goto unregister_conn_class;
- nls = netlink_kernel_create(&init_net, NETLINK_ISCSI,
- THIS_MODULE, &cfg);
+ nls = netlink_kernel_create(&init_net, NETLINK_ISCSI, &cfg);
if (!nls) {
err = -ENOBUFS;
goto unregister_session_class;
init_MUTEX(&netlink_mutex);
#endif
- sock = netlink_kernel_create(&init_net, unit, THIS_MODULE, &cfg);
+ sock = netlink_kernel_create(&init_net, unit, &cfg);
if (sock)
rcv_cb = cb;
}
memcpy(nlmsg_data(nlh), msg, len);
- NETLINK_CB(skb).pid = 0;
+ NETLINK_CB(skb).portid = 0;
NETLINK_CB(skb).dst_group = 0;
ret = netlink_broadcast(sock, skb, 0, group+1, GFP_ATOMIC);
#include "dlm_internal.h"
static uint32_t dlm_nl_seqnum;
-static uint32_t listener_nlpid;
+static uint32_t listener_nlportid;
static struct genl_family family = {
.id = GENL_ID_GENERATE,
return rv;
}
- return genlmsg_unicast(&init_net, skb, listener_nlpid);
+ return genlmsg_unicast(&init_net, skb, listener_nlportid);
}
static int user_cmd(struct sk_buff *skb, struct genl_info *info)
{
- listener_nlpid = info->snd_pid;
- printk("user_cmd nlpid %u\n", listener_nlpid);
+ listener_nlportid = info->snd_portid;
+ printk("user_cmd nlpid %u\n", listener_nlportid);
return 0;
}
header-y += sysinfo.h
header-y += taskstats.h
header-y += tcp.h
+header-y += tcp_metrics.h
header-y += telephony.h
header-y += termios.h
header-y += time.h
memset(addr, 0xff, ETH_ALEN);
}
+/**
+ * eth_zero_addr - Assign zero address
+ * @addr: Pointer to a six-byte array containing the Ethernet address
+ *
+ * Assign the zero address to the given address array.
+ */
+static inline void eth_zero_addr(u8 *addr)
+{
+ memset(addr, 0x00, ETH_ALEN);
+}
+
/**
* eth_hw_addr_random - Generate software assigned random Ethernet and
* set device flag
#define BPF_LSH 0x60
#define BPF_RSH 0x70
#define BPF_NEG 0x80
+#define BPF_MOD 0x90
+
#define BPF_JA 0x00
#define BPF_JEQ 0x10
#define BPF_JGT 0x20
BPF_S_ALU_MUL_K,
BPF_S_ALU_MUL_X,
BPF_S_ALU_DIV_X,
+ BPF_S_ALU_MOD_K,
+ BPF_S_ALU_MOD_X,
BPF_S_ALU_AND_K,
BPF_S_ALU_AND_X,
BPF_S_ALU_OR_K,
/* phy device may attach itself for hardware timestamping */
struct phy_device *phydev;
+ struct lock_class_key *qdisc_tx_busylock;
+
/* group the device belongs to */
int group;
#include <linux/capability.h>
#include <linux/skbuff.h>
+#include <linux/module.h>
+#include <net/scm.h>
struct net;
}
struct netlink_skb_parms {
- struct ucred creds; /* Skb credentials */
- __u32 pid;
+ struct scm_creds creds; /* Skb credentials */
+ __u32 portid;
__u32 dst_group;
struct sock *ssk;
};
extern void netlink_table_grab(void);
extern void netlink_table_ungrab(void);
+#define NL_CFG_F_NONROOT_RECV (1 << 0)
+#define NL_CFG_F_NONROOT_SEND (1 << 1)
+
/* optional Netlink kernel configuration parameters */
struct netlink_kernel_cfg {
unsigned int groups;
void (*input)(struct sk_buff *skb);
struct mutex *cb_mutex;
void (*bind)(int group);
+ unsigned int flags;
};
-extern struct sock *netlink_kernel_create(struct net *net, int unit,
- struct module *module,
- struct netlink_kernel_cfg *cfg);
+extern struct sock *__netlink_kernel_create(struct net *net, int unit,
+ struct module *module,
+ struct netlink_kernel_cfg *cfg);
+static inline struct sock *
+netlink_kernel_create(struct net *net, int unit, struct netlink_kernel_cfg *cfg)
+{
+ return __netlink_kernel_create(net, unit, THIS_MODULE, cfg);
+}
+
extern void netlink_kernel_release(struct sock *sk);
extern int __netlink_change_ngroups(struct sock *sk, unsigned int groups);
extern int netlink_change_ngroups(struct sock *sk, unsigned int groups);
extern void netlink_clear_multicast_users(struct sock *sk, unsigned int group);
extern void netlink_ack(struct sk_buff *in_skb, struct nlmsghdr *nlh, int err);
extern int netlink_has_listeners(struct sock *sk, unsigned int group);
-extern int netlink_unicast(struct sock *ssk, struct sk_buff *skb, __u32 pid, int nonblock);
-extern int netlink_broadcast(struct sock *ssk, struct sk_buff *skb, __u32 pid,
+extern int netlink_unicast(struct sock *ssk, struct sk_buff *skb, __u32 portid, int nonblock);
+extern int netlink_broadcast(struct sock *ssk, struct sk_buff *skb, __u32 portid,
__u32 group, gfp_t allocation);
extern int netlink_broadcast_filtered(struct sock *ssk, struct sk_buff *skb,
- __u32 pid, __u32 group, gfp_t allocation,
+ __u32 portid, __u32 group, gfp_t allocation,
int (*filter)(struct sock *dsk, struct sk_buff *skb, void *data),
void *filter_data);
-extern int netlink_set_err(struct sock *ssk, __u32 pid, __u32 group, int code);
+extern int netlink_set_err(struct sock *ssk, __u32 portid, __u32 group, int code);
extern int netlink_register_notifier(struct notifier_block *nb);
extern int netlink_unregister_notifier(struct notifier_block *nb);
struct netlink_notify {
struct net *net;
- int pid;
+ int portid;
int protocol;
};
struct nlmsghdr *
-__nlmsg_put(struct sk_buff *skb, u32 pid, u32 seq, int type, int len, int flags);
+__nlmsg_put(struct sk_buff *skb, u32 portid, u32 seq, int type, int len, int flags);
struct netlink_dump_control {
int (*dump)(struct sk_buff *skb, struct netlink_callback *);
const struct nlmsghdr *nlh,
struct netlink_dump_control *control);
-
-#define NL_NONROOT_RECV 0x1
-#define NL_NONROOT_SEND 0x2
-extern void netlink_set_nonroot(int protocol, unsigned flag);
-
#endif /* __KERNEL__ */
#endif /* __LINUX_NETLINK_H */
--- /dev/null
+/* tcp_metrics.h - TCP Metrics Interface */
+
+#ifndef _LINUX_TCP_METRICS_H
+#define _LINUX_TCP_METRICS_H
+
+#include <linux/types.h>
+
+/* NETLINK_GENERIC related info
+ */
+#define TCP_METRICS_GENL_NAME "tcp_metrics"
+#define TCP_METRICS_GENL_VERSION 0x1
+
+enum tcp_metric_index {
+ TCP_METRIC_RTT,
+ TCP_METRIC_RTTVAR,
+ TCP_METRIC_SSTHRESH,
+ TCP_METRIC_CWND,
+ TCP_METRIC_REORDERING,
+
+ /* Always last. */
+ __TCP_METRIC_MAX,
+};
+
+#define TCP_METRIC_MAX (__TCP_METRIC_MAX - 1)
+
+enum {
+ TCP_METRICS_ATTR_UNSPEC,
+ TCP_METRICS_ATTR_ADDR_IPV4, /* u32 */
+ TCP_METRICS_ATTR_ADDR_IPV6, /* binary */
+ TCP_METRICS_ATTR_AGE, /* msecs */
+ TCP_METRICS_ATTR_TW_TSVAL, /* u32, raw, rcv tsval */
+ TCP_METRICS_ATTR_TW_TS_STAMP, /* s32, sec age */
+ TCP_METRICS_ATTR_VALS, /* nested +1, u32 */
+ TCP_METRICS_ATTR_FOPEN_MSS, /* u16 */
+ TCP_METRICS_ATTR_FOPEN_SYN_DROPS, /* u16, count of drops */
+ TCP_METRICS_ATTR_FOPEN_SYN_DROP_TS, /* msecs age */
+ TCP_METRICS_ATTR_FOPEN_COOKIE, /* binary */
+
+ __TCP_METRICS_ATTR_MAX,
+};
+
+#define TCP_METRICS_ATTR_MAX (__TCP_METRICS_ATTR_MAX - 1)
+
+enum {
+ TCP_METRICS_CMD_UNSPEC,
+ TCP_METRICS_CMD_GET,
+ TCP_METRICS_CMD_DEL,
+
+ __TCP_METRICS_CMD_MAX,
+};
+
+#define TCP_METRICS_CMD_MAX (__TCP_METRICS_CMD_MAX - 1)
+
+#endif /* _LINUX_TCP_METRICS_H */
int beacon_interval;
- u32 ap_unexpected_nlpid;
+ u32 ap_unexpected_nlportid;
#ifdef CONFIG_CFG80211_WEXT
/* wext data */
/**
* struct genl_info - receiving information
* @snd_seq: sending sequence number
- * @snd_pid: netlink pid of sender
+ * @snd_portid: netlink portid of sender
* @nlhdr: netlink message header
* @genlhdr: generic netlink message header
* @userhdr: user specific header
*/
struct genl_info {
u32 snd_seq;
- u32 snd_pid;
+ u32 snd_portid;
struct nlmsghdr * nlhdr;
struct genlmsghdr * genlhdr;
void * userhdr;
struct genl_multicast_group *grp);
extern void genl_unregister_mc_group(struct genl_family *family,
struct genl_multicast_group *grp);
-extern void genl_notify(struct sk_buff *skb, struct net *net, u32 pid,
+extern void genl_notify(struct sk_buff *skb, struct net *net, u32 portid,
u32 group, struct nlmsghdr *nlh, gfp_t flags);
-void *genlmsg_put(struct sk_buff *skb, u32 pid, u32 seq,
+void *genlmsg_put(struct sk_buff *skb, u32 portid, u32 seq,
struct genl_family *family, int flags, u8 cmd);
/**
struct genl_family *family,
int flags, u8 cmd)
{
- return genlmsg_put(skb, info->snd_pid, info->snd_seq, family,
+ return genlmsg_put(skb, info->snd_portid, info->snd_seq, family,
flags, cmd);
}
* genlmsg_multicast_netns - multicast a netlink message to a specific netns
* @net: the net namespace
* @skb: netlink message as socket buffer
- * @pid: own netlink pid to avoid sending to yourself
+ * @portid: own netlink portid to avoid sending to yourself
* @group: multicast group id
* @flags: allocation flags
*/
static inline int genlmsg_multicast_netns(struct net *net, struct sk_buff *skb,
- u32 pid, unsigned int group, gfp_t flags)
+ u32 portid, unsigned int group, gfp_t flags)
{
- return nlmsg_multicast(net->genl_sock, skb, pid, group, flags);
+ return nlmsg_multicast(net->genl_sock, skb, portid, group, flags);
}
/**
* genlmsg_multicast - multicast a netlink message to the default netns
* @skb: netlink message as socket buffer
- * @pid: own netlink pid to avoid sending to yourself
+ * @portid: own netlink portid to avoid sending to yourself
* @group: multicast group id
* @flags: allocation flags
*/
-static inline int genlmsg_multicast(struct sk_buff *skb, u32 pid,
+static inline int genlmsg_multicast(struct sk_buff *skb, u32 portid,
unsigned int group, gfp_t flags)
{
- return genlmsg_multicast_netns(&init_net, skb, pid, group, flags);
+ return genlmsg_multicast_netns(&init_net, skb, portid, group, flags);
}
/**
* genlmsg_multicast_allns - multicast a netlink message to all net namespaces
* @skb: netlink message as socket buffer
- * @pid: own netlink pid to avoid sending to yourself
+ * @portid: own netlink portid to avoid sending to yourself
* @group: multicast group id
* @flags: allocation flags
*
* This function must hold the RTNL or rcu_read_lock().
*/
-int genlmsg_multicast_allns(struct sk_buff *skb, u32 pid,
+int genlmsg_multicast_allns(struct sk_buff *skb, u32 portid,
unsigned int group, gfp_t flags);
/**
* genlmsg_unicast - unicast a netlink message
* @skb: netlink message as socket buffer
- * @pid: netlink pid of the destination socket
+ * @portid: netlink portid of the destination socket
*/
-static inline int genlmsg_unicast(struct net *net, struct sk_buff *skb, u32 pid)
+static inline int genlmsg_unicast(struct net *net, struct sk_buff *skb, u32 portid)
{
- return nlmsg_unicast(net->genl_sock, skb, pid);
+ return nlmsg_unicast(net->genl_sock, skb, portid);
}
/**
*/
static inline int genlmsg_reply(struct sk_buff *skb, struct genl_info *info)
{
- return genlmsg_unicast(genl_info_net(info), skb, info->snd_pid);
+ return genlmsg_unicast(genl_info_net(info), skb, info->snd_portid);
}
/**
int fc_ifindex;
u32 fc_flags;
u32 fc_protocol;
+ u32 fc_type; /* only 8 bits are used */
struct in6_addr fc_dst;
struct in6_addr fc_src;
unsigned long missed; /* missed events */
u16 ctmask; /* bitmask of ct events to be delivered */
u16 expmask; /* bitmask of expect events to be delivered */
- u32 pid; /* netlink pid of destroyer */
+ u32 portid; /* netlink portid of destroyer */
struct timer_list timeout;
};
/* This structure is passed to event handler */
struct nf_ct_event {
struct nf_conn *ct;
- u32 pid;
+ u32 portid;
int report;
};
static inline int
nf_conntrack_eventmask_report(unsigned int eventmask,
struct nf_conn *ct,
- u32 pid,
+ u32 portid,
int report)
{
int ret = 0;
if (nf_ct_is_confirmed(ct) && !nf_ct_is_dying(ct)) {
struct nf_ct_event item = {
.ct = ct,
- .pid = e->pid ? e->pid : pid,
+ .portid = e->portid ? e->portid : portid,
.report = report
};
/* This is a resent of a destroy event? If so, skip missed */
- unsigned long missed = e->pid ? 0 : e->missed;
+ unsigned long missed = e->portid ? 0 : e->missed;
if (!((eventmask | missed) & e->ctmask))
goto out_unlock;
spin_lock_bh(&ct->lock);
if (ret < 0) {
/* This is a destroy event that has been
- * triggered by a process, we store the PID
+ * triggered by a process, we store the PORTID
* to include it in the retransmission. */
if (eventmask & (1 << IPCT_DESTROY) &&
- e->pid == 0 && pid != 0)
- e->pid = pid;
+ e->portid == 0 && portid != 0)
+ e->portid = portid;
else
e->missed |= eventmask;
} else
static inline int
nf_conntrack_event_report(enum ip_conntrack_events event, struct nf_conn *ct,
- u32 pid, int report)
+ u32 portid, int report)
{
- return nf_conntrack_eventmask_report(1 << event, ct, pid, report);
+ return nf_conntrack_eventmask_report(1 << event, ct, portid, report);
}
static inline int
struct nf_exp_event {
struct nf_conntrack_expect *exp;
- u32 pid;
+ u32 portid;
int report;
};
static inline void
nf_ct_expect_event_report(enum ip_conntrack_expect_events event,
struct nf_conntrack_expect *exp,
- u32 pid,
+ u32 portid,
int report)
{
struct net *net = nf_ct_exp_net(exp);
if (e->expmask & (1 << event)) {
struct nf_exp_event item = {
.exp = exp,
- .pid = pid,
+ .portid = portid,
.report = report
};
notify->fcn(1 << event, &item);
struct nf_conn *ct) {}
static inline int nf_conntrack_eventmask_report(unsigned int eventmask,
struct nf_conn *ct,
- u32 pid,
+ u32 portid,
int report) { return 0; }
static inline int nf_conntrack_event(enum ip_conntrack_events event,
struct nf_conn *ct) { return 0; }
static inline int nf_conntrack_event_report(enum ip_conntrack_events event,
struct nf_conn *ct,
- u32 pid,
+ u32 portid,
int report) { return 0; }
static inline void nf_ct_deliver_cached_events(const struct nf_conn *ct) {}
static inline void nf_ct_expect_event(enum ip_conntrack_expect_events event,
struct nf_conntrack_expect *exp) {}
static inline void nf_ct_expect_event_report(enum ip_conntrack_expect_events e,
struct nf_conntrack_expect *exp,
- u32 pid,
+ u32 portid,
int report) {}
static inline int nf_conntrack_ecache_init(struct net *net)
/**
* struct nl_info - netlink source information
* @nlh: Netlink message header of original request
- * @pid: Netlink PID of requesting application
+ * @portid: Netlink PORTID of requesting application
*/
struct nl_info {
struct nlmsghdr *nlh;
struct net *nl_net;
- u32 pid;
+ u32 portid;
};
extern int netlink_rcv_skb(struct sk_buff *skb,
int (*cb)(struct sk_buff *,
struct nlmsghdr *));
extern int nlmsg_notify(struct sock *sk, struct sk_buff *skb,
- u32 pid, unsigned int group, int report,
+ u32 portid, unsigned int group, int report,
gfp_t flags);
extern int nla_validate(const struct nlattr *head,
/**
* nlmsg_put - Add a new netlink message to an skb
* @skb: socket buffer to store message in
- * @pid: netlink process id
+ * @portid: netlink process id
* @seq: sequence number of message
* @type: message type
* @payload: length of message payload
* Returns NULL if the tailroom of the skb is insufficient to store
* the message header and payload.
*/
-static inline struct nlmsghdr *nlmsg_put(struct sk_buff *skb, u32 pid, u32 seq,
+static inline struct nlmsghdr *nlmsg_put(struct sk_buff *skb, u32 portid, u32 seq,
int type, int payload, int flags)
{
if (unlikely(skb_tailroom(skb) < nlmsg_total_size(payload)))
return NULL;
- return __nlmsg_put(skb, pid, seq, type, payload, flags);
+ return __nlmsg_put(skb, portid, seq, type, payload, flags);
}
/**
int type, int payload,
int flags)
{
- return nlmsg_put(skb, NETLINK_CB(cb->skb).pid, cb->nlh->nlmsg_seq,
+ return nlmsg_put(skb, NETLINK_CB(cb->skb).portid, cb->nlh->nlmsg_seq,
type, payload, flags);
}
* nlmsg_multicast - multicast a netlink message
* @sk: netlink socket to spread messages to
* @skb: netlink message as socket buffer
- * @pid: own netlink pid to avoid sending to yourself
+ * @portid: own netlink portid to avoid sending to yourself
* @group: multicast group id
* @flags: allocation flags
*/
static inline int nlmsg_multicast(struct sock *sk, struct sk_buff *skb,
- u32 pid, unsigned int group, gfp_t flags)
+ u32 portid, unsigned int group, gfp_t flags)
{
int err;
NETLINK_CB(skb).dst_group = group;
- err = netlink_broadcast(sk, skb, pid, group, flags);
+ err = netlink_broadcast(sk, skb, portid, group, flags);
if (err > 0)
err = 0;
* nlmsg_unicast - unicast a netlink message
* @sk: netlink socket to spread message to
* @skb: netlink message as socket buffer
- * @pid: netlink pid of the destination socket
+ * @portid: netlink portid of the destination socket
*/
-static inline int nlmsg_unicast(struct sock *sk, struct sk_buff *skb, u32 pid)
+static inline int nlmsg_unicast(struct sock *sk, struct sk_buff *skb, u32 portid)
{
int err;
- err = netlink_unicast(sk, skb, pid, MSG_DONTWAIT);
+ err = netlink_unicast(sk, skb, portid, MSG_DONTWAIT);
if (err > 0)
err = 0;
};
struct nfc_genl_data {
- u32 poll_req_pid;
+ u32 poll_req_portid;
struct mutex genl_data_mutex;
};
struct in_device;
extern int ip_rt_init(void);
-extern void rt_cache_flush(struct net *net, int how);
+extern void rt_cache_flush(struct net *net);
extern void rt_flush_dev(struct net_device *dev);
extern struct rtable *__ip_route_output_key(struct net *, struct flowi4 *flp);
extern struct rtable *ip_route_output_flow(struct net *, struct flowi4 *flp,
*/
#define SCM_MAX_FD 253
+struct scm_creds {
+ u32 pid;
+ kuid_t uid;
+ kgid_t gid;
+};
+
struct scm_fp_list {
short count;
short max;
struct pid *pid; /* Skb credentials */
const struct cred *cred;
struct scm_fp_list *fp; /* Passed files */
- struct ucred creds; /* Skb credentials */
+ struct scm_creds creds; /* Skb credentials */
#ifdef CONFIG_SECURITY_NETWORK
u32 secid; /* Passed security ID */
#endif
{
scm->pid = get_pid(pid);
scm->cred = cred ? get_cred(cred) : NULL;
- cred_to_ucred(pid, cred, &scm->creds);
+ scm->creds.pid = pid_vnr(pid);
+ scm->creds.uid = cred ? cred->euid : INVALID_UID;
+ scm->creds.gid = cred ? cred->egid : INVALID_GID;
}
static __inline__ void scm_destroy_cred(struct scm_cookie *scm)
return;
}
- if (test_bit(SOCK_PASSCRED, &sock->flags))
- put_cmsg(msg, SOL_SOCKET, SCM_CREDENTIALS, sizeof(scm->creds), &scm->creds);
+ if (test_bit(SOCK_PASSCRED, &sock->flags)) {
+ struct user_namespace *current_ns = current_user_ns();
+ struct ucred ucreds = {
+ .pid = scm->creds.pid,
+ .uid = from_kuid_munged(current_ns, scm->creds.uid),
+ .gid = from_kgid_munged(current_ns, scm->creds.gid),
+ };
+ put_cmsg(msg, SOL_SOCKET, SCM_CREDENTIALS, sizeof(ucreds), &ucreds);
+ }
scm_destroy_cred(scm);
} data;
u32 seq;
- u32 pid;
+ u32 portid;
u32 event;
struct net *net;
};
struct xfrm_tmpl;
extern int km_query(struct xfrm_state *x, struct xfrm_tmpl *t, struct xfrm_policy *pol);
-extern void km_state_expired(struct xfrm_state *x, int hard, u32 pid);
+extern void km_state_expired(struct xfrm_state *x, int hard, u32 portid);
extern int __xfrm_state_delete(struct xfrm_state *x);
struct xfrm_state_afinfo {
#endif
extern int km_new_mapping(struct xfrm_state *x, xfrm_address_t *ipaddr, __be16 sport);
-extern void km_policy_expired(struct xfrm_policy *pol, int dir, int hard, u32 pid);
+extern void km_policy_expired(struct xfrm_policy *pol, int dir, int hard, u32 portid);
extern int km_report(struct net *net, u8 proto, struct xfrm_selector *sel, xfrm_address_t *addr);
extern void xfrm_input_init(void);
/*
* If audit records are to be written to the netlink socket, audit_pid
- * contains the pid of the auditd process and audit_nlk_pid contains
- * the pid to use to send netlink messages to that process.
+ * contains the pid of the auditd process and audit_nlk_portid contains
+ * the portid to use to send netlink messages to that process.
*/
int audit_pid;
-static int audit_nlk_pid;
+static int audit_nlk_portid;
/* If audit_rate_limit is non-zero, limit the rate of sending audit records
* to that number per second. This prevents DoS attacks, but results in
int err;
/* take a reference in case we can't send it and we want to hold it */
skb_get(skb);
- err = netlink_unicast(audit_sock, skb, audit_nlk_pid, 0);
+ err = netlink_unicast(audit_sock, skb, audit_nlk_portid, 0);
if (err < 0) {
BUG_ON(err != -ECONNREFUSED); /* Shouldn't happen */
printk(KERN_ERR "audit: *NO* daemon at audit_pid=%d\n", audit_pid);
status_set.backlog_limit = audit_backlog_limit;
status_set.lost = atomic_read(&audit_lost);
status_set.backlog = skb_queue_len(&audit_skb_queue);
- audit_send_reply(NETLINK_CB(skb).pid, seq, AUDIT_GET, 0, 0,
+ audit_send_reply(NETLINK_CB(skb).portid, seq, AUDIT_GET, 0, 0,
&status_set, sizeof(status_set));
break;
case AUDIT_SET:
sessionid, sid, 1);
audit_pid = new_pid;
- audit_nlk_pid = NETLINK_CB(skb).pid;
+ audit_nlk_portid = NETLINK_CB(skb).portid;
}
if (status_get->mask & AUDIT_STATUS_RATE_LIMIT) {
err = audit_set_rate_limit(status_get->rate_limit,
}
/* fallthrough */
case AUDIT_LIST:
- err = audit_receive_filter(msg_type, NETLINK_CB(skb).pid,
+ err = audit_receive_filter(msg_type, NETLINK_CB(skb).portid,
uid, seq, data, nlmsg_len(nlh),
loginuid, sessionid, sid);
break;
}
/* fallthrough */
case AUDIT_LIST_RULES:
- err = audit_receive_filter(msg_type, NETLINK_CB(skb).pid,
+ err = audit_receive_filter(msg_type, NETLINK_CB(skb).portid,
uid, seq, data, nlmsg_len(nlh),
loginuid, sessionid, sid);
break;
memcpy(sig_data->ctx, ctx, len);
security_release_secctx(ctx, len);
}
- audit_send_reply(NETLINK_CB(skb).pid, seq, AUDIT_SIGNAL_INFO,
+ audit_send_reply(NETLINK_CB(skb).portid, seq, AUDIT_SIGNAL_INFO,
0, 0, sig_data, sizeof(*sig_data) + len);
kfree(sig_data);
break;
rcu_read_unlock();
if (!err)
- audit_send_reply(NETLINK_CB(skb).pid, seq,
+ audit_send_reply(NETLINK_CB(skb).portid, seq,
AUDIT_TTY_GET, 0, 0, &s, sizeof(s));
break;
}
printk(KERN_INFO "audit: initializing netlink socket (%s)\n",
audit_default ? "enabled" : "disabled");
- audit_sock = netlink_kernel_create(&init_net, NETLINK_AUDIT,
- THIS_MODULE, &cfg);
+ audit_sock = netlink_kernel_create(&init_net, NETLINK_AUDIT, &cfg);
if (!audit_sock)
audit_panic("cannot initialize netlink socket");
else
rc = parse(info->attrs[TASKSTATS_CMD_ATTR_REGISTER_CPUMASK], mask);
if (rc < 0)
goto out;
- rc = add_del_listener(info->snd_pid, mask, REGISTER);
+ rc = add_del_listener(info->snd_portid, mask, REGISTER);
out:
free_cpumask_var(mask);
return rc;
rc = parse(info->attrs[TASKSTATS_CMD_ATTR_DEREGISTER_CPUMASK], mask);
if (rc < 0)
goto out;
- rc = add_del_listener(info->snd_pid, mask, DEREGISTER);
+ rc = add_del_listener(info->snd_portid, mask, DEREGISTER);
out:
free_cpumask_var(mask);
return rc;
struct uevent_sock *ue_sk;
struct netlink_kernel_cfg cfg = {
.groups = 1,
+ .flags = NL_CFG_F_NONROOT_RECV,
};
ue_sk = kzalloc(sizeof(*ue_sk), GFP_KERNEL);
if (!ue_sk)
return -ENOMEM;
- ue_sk->sk = netlink_kernel_create(net, NETLINK_KOBJECT_UEVENT,
- THIS_MODULE, &cfg);
+ ue_sk->sk = netlink_kernel_create(net, NETLINK_KOBJECT_UEVENT, &cfg);
if (!ue_sk->sk) {
printk(KERN_ERR
"kobject_uevent: unable to create netlink socket!\n");
static int __init kobject_uevent_init(void)
{
- netlink_set_nonroot(NETLINK_KOBJECT_UEVENT, NL_NONROOT_RECV);
return register_pernet_subsys(&uevent_net_ops);
}
config INET
bool "TCP/IP networking"
+ select CRYPTO
+ select CRYPTO_AES
---help---
These are the protocols used on the Internet and on most local
Ethernets. It is highly recommended to say Y here (this will enlarge
static int fdb_fill_info(struct sk_buff *skb, const struct net_bridge *br,
const struct net_bridge_fdb_entry *fdb,
- u32 pid, u32 seq, int type, unsigned int flags)
+ u32 portid, u32 seq, int type, unsigned int flags)
{
unsigned long now = jiffies;
struct nda_cacheinfo ci;
struct nlmsghdr *nlh;
struct ndmsg *ndm;
- nlh = nlmsg_put(skb, pid, seq, type, sizeof(*ndm), flags);
+ nlh = nlmsg_put(skb, portid, seq, type, sizeof(*ndm), flags);
if (nlh == NULL)
return -EMSGSIZE;
goto skip;
if (fdb_fill_info(skb, br, f,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
RTM_NEWNEIGH,
NLM_F_MULTI) < 0)
goto skip;
if (br_fill_ifinfo(skb, port,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, RTM_NEWLINK,
NLM_F_MULTI) < 0)
break;
spin_lock_init(&ulog_buffers[i].lock);
}
- ebtulognl = netlink_kernel_create(&init_net, NETLINK_NFLOG,
- THIS_MODULE, &cfg);
+ ebtulognl = netlink_kernel_create(&init_net, NETLINK_NFLOG, &cfg);
if (!ebtulognl)
ret = -ENOMEM;
else if ((ret = xt_register_target(&ebt_ulog_tg_reg)) != 0)
if (idx < s_idx)
goto cont;
- if (cgw_put_job(skb, gwj, RTM_NEWROUTE, NETLINK_CB(cb->skb).pid,
+ if (cgw_put_job(skb, gwj, RTM_NEWROUTE, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI) < 0)
break;
cont:
if (unresolved)
ops->unresolved_rules++;
- notify_rule_change(RTM_NEWRULE, rule, ops, nlh, NETLINK_CB(skb).pid);
+ notify_rule_change(RTM_NEWRULE, rule, ops, nlh, NETLINK_CB(skb).portid);
flush_route_cache(ops);
rules_ops_put(ops);
return 0;
}
notify_rule_change(RTM_DELRULE, rule, ops, nlh,
- NETLINK_CB(skb).pid);
+ NETLINK_CB(skb).portid);
if (ops->delete)
ops->delete(rule);
fib_rule_put(rule);
if (idx < cb->args[1])
goto skip;
- if (fib_nl_fill_rule(skb, rule, NETLINK_CB(cb->skb).pid,
+ if (fib_nl_fill_rule(skb, rule, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, RTM_NEWRULE,
NLM_F_MULTI, ops) < 0)
break;
case BPF_S_ALU_DIV_K:
A = reciprocal_divide(A, K);
continue;
+ case BPF_S_ALU_MOD_X:
+ if (X == 0)
+ return 0;
+ A %= X;
+ continue;
+ case BPF_S_ALU_MOD_K:
+ A %= K;
+ continue;
case BPF_S_ALU_AND_X:
A &= X;
continue;
[BPF_ALU|BPF_MUL|BPF_K] = BPF_S_ALU_MUL_K,
[BPF_ALU|BPF_MUL|BPF_X] = BPF_S_ALU_MUL_X,
[BPF_ALU|BPF_DIV|BPF_X] = BPF_S_ALU_DIV_X,
+ [BPF_ALU|BPF_MOD|BPF_K] = BPF_S_ALU_MOD_K,
+ [BPF_ALU|BPF_MOD|BPF_X] = BPF_S_ALU_MOD_X,
[BPF_ALU|BPF_AND|BPF_K] = BPF_S_ALU_AND_K,
[BPF_ALU|BPF_AND|BPF_X] = BPF_S_ALU_AND_X,
[BPF_ALU|BPF_OR|BPF_K] = BPF_S_ALU_OR_K,
return -EINVAL;
ftest->k = reciprocal_value(ftest->k);
break;
+ case BPF_S_ALU_MOD_K:
+ /* check for division by zero */
+ if (ftest->k == 0)
+ return -EINVAL;
+ break;
case BPF_S_LD_MEM:
case BPF_S_LDX_MEM:
case BPF_S_ST:
if (tidx < tbl_skip || (family && tbl->family != family))
continue;
- if (neightbl_fill_info(skb, tbl, NETLINK_CB(cb->skb).pid,
+ if (neightbl_fill_info(skb, tbl, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, RTM_NEWNEIGHTBL,
NLM_F_MULTI) <= 0)
break;
goto next;
if (neightbl_fill_param_info(skb, tbl, p,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
RTM_NEWNEIGHTBL,
NLM_F_MULTI) <= 0)
continue;
if (idx < s_idx)
goto next;
- if (neigh_fill_info(skb, n, NETLINK_CB(cb->skb).pid,
+ if (neigh_fill_info(skb, n, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
RTM_NEWNEIGH,
NLM_F_MULTI) <= 0) {
continue;
if (idx < s_idx)
goto next;
- if (pneigh_fill_info(skb, n, NETLINK_CB(cb->skb).pid,
+ if (pneigh_fill_info(skb, n, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
RTM_NEWNEIGH,
NLM_F_MULTI, tbl) <= 0) {
if (netif_running(netdev)) {
struct ethtool_cmd cmd;
- if (!__ethtool_get_settings(netdev, &cmd))
- ret = sprintf(buf, "%s\n",
- cmd.duplex ? "full" : "half");
+ if (!__ethtool_get_settings(netdev, &cmd)) {
+ const char *duplex;
+ switch (cmd.duplex) {
+ case DUPLEX_HALF:
+ duplex = "half";
+ break;
+ case DUPLEX_FULL:
+ duplex = "full";
+ break;
+ default:
+ duplex = "unknown";
+ break;
+ }
+ ret = sprintf(buf, "%s\n", duplex);
+ }
}
rtnl_unlock();
return ret;
if (idx < s_idx)
goto cont;
if (rtnl_fill_ifinfo(skb, dev, RTM_NEWLINK,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, 0,
NLM_F_MULTI,
ext_filter_mask) <= 0)
if (nskb == NULL)
return -ENOBUFS;
- err = rtnl_fill_ifinfo(nskb, dev, RTM_NEWLINK, NETLINK_CB(skb).pid,
+ err = rtnl_fill_ifinfo(nskb, dev, RTM_NEWLINK, NETLINK_CB(skb).portid,
nlh->nlmsg_seq, 0, 0, ext_filter_mask);
if (err < 0) {
/* -EMSGSIZE implies BUG in if_nlmsg_size */
WARN_ON(err == -EMSGSIZE);
kfree_skb(nskb);
} else
- err = rtnl_unicast(nskb, net, NETLINK_CB(skb).pid);
+ err = rtnl_unicast(nskb, net, NETLINK_CB(skb).portid);
return err;
}
{
struct netdev_hw_addr *ha;
int err;
- u32 pid, seq;
+ u32 portid, seq;
- pid = NETLINK_CB(cb->skb).pid;
+ portid = NETLINK_CB(cb->skb).portid;
seq = cb->nlh->nlmsg_seq;
list_for_each_entry(ha, &list->list, list) {
goto skip;
err = nlmsg_populate_fdb_fill(skb, dev, ha->addr,
- pid, seq, 0, NTF_SELF);
+ portid, seq, 0, NTF_SELF);
if (err < 0)
return err;
skip:
.groups = RTNLGRP_MAX,
.input = rtnetlink_rcv,
.cb_mutex = &rtnl_mutex,
+ .flags = NL_CFG_F_NONROOT_RECV,
};
- sk = netlink_kernel_create(net, NETLINK_ROUTE, THIS_MODULE, &cfg);
+ sk = netlink_kernel_create(net, NETLINK_ROUTE, &cfg);
if (!sk)
return -ENOMEM;
net->rtnl = sk;
if (register_pernet_subsys(&rtnetlink_net_ops))
panic("rtnetlink_init: cannot initialize rtnetlink\n");
- netlink_set_nonroot(NETLINK_ROUTE, NL_NONROOT_RECV);
register_netdevice_notifier(&rtnetlink_dev_notifier);
rtnl_register(PF_UNSPEC, RTM_GETLINK, rtnl_getlink,
break;
case SCM_CREDENTIALS:
{
+ struct ucred creds;
kuid_t uid;
kgid_t gid;
if (cmsg->cmsg_len != CMSG_LEN(sizeof(struct ucred)))
goto error;
- memcpy(&p->creds, CMSG_DATA(cmsg), sizeof(struct ucred));
- err = scm_check_creds(&p->creds);
+ memcpy(&creds, CMSG_DATA(cmsg), sizeof(struct ucred));
+ err = scm_check_creds(&creds);
if (err)
goto error;
- if (!p->pid || pid_vnr(p->pid) != p->creds.pid) {
+ p->creds.pid = creds.pid;
+ if (!p->pid || pid_vnr(p->pid) != creds.pid) {
struct pid *pid;
err = -ESRCH;
- pid = find_get_pid(p->creds.pid);
+ pid = find_get_pid(creds.pid);
if (!pid)
goto error;
put_pid(p->pid);
}
err = -EINVAL;
- uid = make_kuid(current_user_ns(), p->creds.uid);
- gid = make_kgid(current_user_ns(), p->creds.gid);
+ uid = make_kuid(current_user_ns(), creds.uid);
+ gid = make_kgid(current_user_ns(), creds.gid);
if (!uid_valid(uid) || !gid_valid(gid))
goto error;
+ p->creds.uid = uid;
+ p->creds.gid = gid;
+
if (!p->cred ||
!uid_eq(p->cred->euid, uid) ||
!gid_eq(p->cred->egid, gid)) {
.input = sock_diag_rcv,
};
- net->diag_nlsk = netlink_kernel_create(net, NETLINK_SOCK_DIAG,
- THIS_MODULE, &cfg);
+ net->diag_nlsk = netlink_kernel_create(net, NETLINK_SOCK_DIAG, &cfg);
return net->diag_nlsk == NULL ? -ENOMEM : 0;
}
}
static int dcbnl_notify(struct net_device *dev, int event, int cmd,
- u32 seq, u32 pid, int dcbx_ver)
+ u32 seq, u32 portid, int dcbx_ver)
{
struct net *net = dev_net(dev);
struct sk_buff *skb;
if (!ops)
return -EOPNOTSUPP;
- skb = dcbnl_newmsg(event, cmd, pid, seq, 0, &nlh);
+ skb = dcbnl_newmsg(event, cmd, portid, seq, 0, &nlh);
if (!skb)
return -ENOBUFS;
}
int dcbnl_ieee_notify(struct net_device *dev, int event, int cmd,
- u32 seq, u32 pid)
+ u32 seq, u32 portid)
{
- return dcbnl_notify(dev, event, cmd, seq, pid, DCB_CAP_DCBX_VER_IEEE);
+ return dcbnl_notify(dev, event, cmd, seq, portid, DCB_CAP_DCBX_VER_IEEE);
}
EXPORT_SYMBOL(dcbnl_ieee_notify);
int dcbnl_cee_notify(struct net_device *dev, int event, int cmd,
- u32 seq, u32 pid)
+ u32 seq, u32 portid)
{
- return dcbnl_notify(dev, event, cmd, seq, pid, DCB_CAP_DCBX_VER_CEE);
+ return dcbnl_notify(dev, event, cmd, seq, portid, DCB_CAP_DCBX_VER_CEE);
}
EXPORT_SYMBOL(dcbnl_cee_notify);
struct net_device *netdev;
struct dcbmsg *dcb = nlmsg_data(nlh);
struct nlattr *tb[DCB_ATTR_MAX + 1];
- u32 pid = skb ? NETLINK_CB(skb).pid : 0;
+ u32 portid = skb ? NETLINK_CB(skb).portid : 0;
int ret = -EINVAL;
struct sk_buff *reply_skb;
struct nlmsghdr *reply_nlh = NULL;
goto out;
}
- reply_skb = dcbnl_newmsg(fn->type, dcb->cmd, pid, nlh->nlmsg_seq,
+ reply_skb = dcbnl_newmsg(fn->type, dcb->cmd, portid, nlh->nlmsg_seq,
nlh->nlmsg_flags, &reply_nlh);
if (!reply_skb) {
ret = -ENOBUFS;
nlmsg_end(reply_skb, reply_nlh);
- ret = rtnl_unicast(reply_skb, &init_net, pid);
+ ret = rtnl_unicast(reply_skb, &init_net, portid);
out:
dev_put(netdev);
return ret;
}
static int dn_nl_fill_ifaddr(struct sk_buff *skb, struct dn_ifaddr *ifa,
- u32 pid, u32 seq, int event, unsigned int flags)
+ u32 portid, u32 seq, int event, unsigned int flags)
{
struct ifaddrmsg *ifm;
struct nlmsghdr *nlh;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*ifm), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*ifm), flags);
if (nlh == NULL)
return -EMSGSIZE;
if (dn_idx < skip_naddr)
continue;
- if (dn_nl_fill_ifaddr(skb, ifa, NETLINK_CB(cb->skb).pid,
+ if (dn_nl_fill_ifaddr(skb, ifa, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, RTM_NEWADDR,
NLM_F_MULTI) < 0)
goto done;
return dn_route_input_slow(skb);
}
-static int dn_rt_fill_info(struct sk_buff *skb, u32 pid, u32 seq,
+static int dn_rt_fill_info(struct sk_buff *skb, u32 portid, u32 seq,
int event, int nowait, unsigned int flags)
{
struct dn_route *rt = (struct dn_route *)skb_dst(skb);
struct nlmsghdr *nlh;
long expires;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*r), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*r), flags);
if (!nlh)
return -EMSGSIZE;
if (rtm->rtm_flags & RTM_F_NOTIFY)
rt->rt_flags |= RTCF_NOTIFY;
- err = dn_rt_fill_info(skb, NETLINK_CB(in_skb).pid, nlh->nlmsg_seq, RTM_NEWROUTE, 0, 0);
+ err = dn_rt_fill_info(skb, NETLINK_CB(in_skb).portid, nlh->nlmsg_seq, RTM_NEWROUTE, 0, 0);
if (err == 0)
goto out_free;
goto out_free;
}
- return rtnl_unicast(skb, &init_net, NETLINK_CB(in_skb).pid);
+ return rtnl_unicast(skb, &init_net, NETLINK_CB(in_skb).portid);
out_free:
kfree_skb(skb);
if (idx < s_idx)
continue;
skb_dst_set(skb, dst_clone(&rt->dst));
- if (dn_rt_fill_info(skb, NETLINK_CB(cb->skb).pid,
+ if (dn_rt_fill_info(skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, RTM_NEWROUTE,
1, NLM_F_MULTI) <= 0) {
skb_dst_drop(skb);
return payload;
}
-static int dn_fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event,
+static int dn_fib_dump_info(struct sk_buff *skb, u32 portid, u32 seq, int event,
u32 tb_id, u8 type, u8 scope, void *dst, int dst_len,
struct dn_fib_info *fi, unsigned int flags)
{
struct rtmsg *rtm;
struct nlmsghdr *nlh;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*rtm), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*rtm), flags);
if (!nlh)
return -EMSGSIZE;
struct nlmsghdr *nlh, struct netlink_skb_parms *req)
{
struct sk_buff *skb;
- u32 pid = req ? req->pid : 0;
+ u32 portid = req ? req->portid : 0;
int err = -ENOBUFS;
skb = nlmsg_new(dn_fib_nlmsg_size(DN_FIB_INFO(f)), GFP_KERNEL);
if (skb == NULL)
goto errout;
- err = dn_fib_dump_info(skb, pid, nlh->nlmsg_seq, event, tb_id,
+ err = dn_fib_dump_info(skb, portid, nlh->nlmsg_seq, event, tb_id,
f->fn_type, f->fn_scope, &f->fn_key, z,
DN_FIB_INFO(f), 0);
if (err < 0) {
kfree_skb(skb);
goto errout;
}
- rtnl_notify(skb, &init_net, pid, RTNLGRP_DECnet_ROUTE, nlh, GFP_KERNEL);
+ rtnl_notify(skb, &init_net, portid, RTNLGRP_DECnet_ROUTE, nlh, GFP_KERNEL);
return;
errout:
if (err < 0)
continue;
if (f->fn_state & DN_S_ZOMBIE)
continue;
- if (dn_fib_dump_info(skb, NETLINK_CB(cb->skb).pid,
+ if (dn_fib_dump_info(skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
RTM_NEWROUTE,
tb->n,
.input = dnrmg_receive_user_skb,
};
- dnrmg = netlink_kernel_create(&init_net,
- NETLINK_DNRTMSG, THIS_MODULE, &cfg);
+ dnrmg = netlink_kernel_create(&init_net, NETLINK_DNRTMSG, &cfg);
if (dnrmg == NULL) {
printk(KERN_ERR "dn_rtmsg: Cannot create netlink socket");
return -ENOMEM;
}
EXPORT_SYMBOL(ieee802154_nl_start_confirm);
-static int ieee802154_nl_fill_iface(struct sk_buff *msg, u32 pid,
+static int ieee802154_nl_fill_iface(struct sk_buff *msg, u32 portid,
u32 seq, int flags, struct net_device *dev)
{
void *hdr;
if (!msg)
goto out_dev;
- rc = ieee802154_nl_fill_iface(msg, info->snd_pid, info->snd_seq,
+ rc = ieee802154_nl_fill_iface(msg, info->snd_portid, info->snd_seq,
0, dev);
if (rc < 0)
goto out_free;
if (idx < s_idx || (dev->type != ARPHRD_IEEE802154))
goto cont;
- if (ieee802154_nl_fill_iface(skb, NETLINK_CB(cb->skb).pid,
+ if (ieee802154_nl_fill_iface(skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI, dev) < 0)
break;
cont:
#include "ieee802154.h"
-static int ieee802154_nl_fill_phy(struct sk_buff *msg, u32 pid,
+static int ieee802154_nl_fill_phy(struct sk_buff *msg, u32 portid,
u32 seq, int flags, struct wpan_phy *phy)
{
void *hdr;
if (!msg)
goto out_dev;
- rc = ieee802154_nl_fill_phy(msg, info->snd_pid, info->snd_seq,
+ rc = ieee802154_nl_fill_phy(msg, info->snd_portid, info->snd_seq,
0, phy);
if (rc < 0)
goto out_free;
return 0;
rc = ieee802154_nl_fill_phy(data->skb,
- NETLINK_CB(data->cb->skb).pid,
+ NETLINK_CB(data->cb->skb).portid,
data->cb->nlh->nlmsg_seq,
NLM_F_MULTI,
phy);
pr_err("Attempt to release alive inet socket %p\n", sk);
return;
}
- if (sk->sk_type == SOCK_STREAM) {
- struct fastopen_queue *fastopenq =
- inet_csk(sk)->icsk_accept_queue.fastopenq;
- kfree(fastopenq);
- }
+ if (sk->sk_protocol == IPPROTO_TCP)
+ kfree(inet_csk(sk)->icsk_accept_queue.fastopenq);
WARN_ON(atomic_read(&sk->sk_rmem_alloc));
WARN_ON(atomic_read(&sk->sk_wmem_alloc));
switch (event) {
case NETDEV_CHANGEADDR:
neigh_changeaddr(&arp_tbl, dev);
- rt_cache_flush(dev_net(dev), 0);
+ rt_cache_flush(dev_net(dev));
break;
default:
break;
}
static void __inet_del_ifa(struct in_device *in_dev, struct in_ifaddr **ifap,
- int destroy, struct nlmsghdr *nlh, u32 pid)
+ int destroy, struct nlmsghdr *nlh, u32 portid)
{
struct in_ifaddr *promote = NULL;
struct in_ifaddr *ifa, *ifa1 = *ifap;
inet_hash_remove(ifa);
*ifap1 = ifa->ifa_next;
- rtmsg_ifa(RTM_DELADDR, ifa, nlh, pid);
+ rtmsg_ifa(RTM_DELADDR, ifa, nlh, portid);
blocking_notifier_call_chain(&inetaddr_chain,
NETDEV_DOWN, ifa);
inet_free_ifa(ifa);
is valid, it will try to restore deleted routes... Grr.
So that, this order is correct.
*/
- rtmsg_ifa(RTM_DELADDR, ifa1, nlh, pid);
+ rtmsg_ifa(RTM_DELADDR, ifa1, nlh, portid);
blocking_notifier_call_chain(&inetaddr_chain, NETDEV_DOWN, ifa1);
if (promote) {
}
promote->ifa_flags &= ~IFA_F_SECONDARY;
- rtmsg_ifa(RTM_NEWADDR, promote, nlh, pid);
+ rtmsg_ifa(RTM_NEWADDR, promote, nlh, portid);
blocking_notifier_call_chain(&inetaddr_chain,
NETDEV_UP, promote);
for (ifa = next_sec; ifa; ifa = ifa->ifa_next) {
}
static int __inet_insert_ifa(struct in_ifaddr *ifa, struct nlmsghdr *nlh,
- u32 pid)
+ u32 portid)
{
struct in_device *in_dev = ifa->ifa_dev;
struct in_ifaddr *ifa1, **ifap, **last_primary;
/* Send message first, then call notifier.
Notifier will trigger FIB update, so that
listeners of netlink will know about new ifaddr */
- rtmsg_ifa(RTM_NEWADDR, ifa, nlh, pid);
+ rtmsg_ifa(RTM_NEWADDR, ifa, nlh, portid);
blocking_notifier_call_chain(&inetaddr_chain, NETDEV_UP, ifa);
return 0;
!inet_ifa_match(nla_get_be32(tb[IFA_ADDRESS]), ifa)))
continue;
- __inet_del_ifa(in_dev, ifap, 1, nlh, NETLINK_CB(skb).pid);
+ __inet_del_ifa(in_dev, ifap, 1, nlh, NETLINK_CB(skb).portid);
return 0;
}
if (IS_ERR(ifa))
return PTR_ERR(ifa);
- return __inet_insert_ifa(ifa, nlh, NETLINK_CB(skb).pid);
+ return __inet_insert_ifa(ifa, nlh, NETLINK_CB(skb).portid);
}
/*
}
static int inet_fill_ifaddr(struct sk_buff *skb, struct in_ifaddr *ifa,
- u32 pid, u32 seq, int event, unsigned int flags)
+ u32 portid, u32 seq, int event, unsigned int flags)
{
struct ifaddrmsg *ifm;
struct nlmsghdr *nlh;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*ifm), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*ifm), flags);
if (nlh == NULL)
return -EMSGSIZE;
if (ip_idx < s_ip_idx)
continue;
if (inet_fill_ifaddr(skb, ifa,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
RTM_NEWADDR, NLM_F_MULTI) <= 0) {
rcu_read_unlock();
}
static void rtmsg_ifa(int event, struct in_ifaddr *ifa, struct nlmsghdr *nlh,
- u32 pid)
+ u32 portid)
{
struct sk_buff *skb;
u32 seq = nlh ? nlh->nlmsg_seq : 0;
if (skb == NULL)
goto errout;
- err = inet_fill_ifaddr(skb, ifa, pid, seq, event, 0);
+ err = inet_fill_ifaddr(skb, ifa, portid, seq, event, 0);
if (err < 0) {
/* -EMSGSIZE implies BUG in inet_nlmsg_size() */
WARN_ON(err == -EMSGSIZE);
kfree_skb(skb);
goto errout;
}
- rtnl_notify(skb, net, pid, RTNLGRP_IPV4_IFADDR, nlh, GFP_KERNEL);
+ rtnl_notify(skb, net, portid, RTNLGRP_IPV4_IFADDR, nlh, GFP_KERNEL);
return;
errout:
if (err < 0)
if (i == IPV4_DEVCONF_ACCEPT_LOCAL - 1 ||
i == IPV4_DEVCONF_ROUTE_LOCALNET - 1)
if ((new_value == 0) && (old_value != 0))
- rt_cache_flush(net, 0);
+ rt_cache_flush(net);
}
return ret;
dev_disable_lro(idev->dev);
}
rtnl_unlock();
- rt_cache_flush(net, 0);
+ rt_cache_flush(net);
}
}
struct net *net = ctl->extra2;
if (write && *valp != val)
- rt_cache_flush(net, 0);
+ rt_cache_flush(net);
return ret;
}
}
if (flushed)
- rt_cache_flush(net, -1);
+ rt_cache_flush(net);
}
/*
cfg->fc_flags = rtm->rtm_flags;
cfg->fc_nlflags = nlh->nlmsg_flags;
- cfg->fc_nlinfo.pid = NETLINK_CB(skb).pid;
+ cfg->fc_nlinfo.portid = NETLINK_CB(skb).portid;
cfg->fc_nlinfo.nlh = nlh;
cfg->fc_nlinfo.nl_net = net;
struct fib_result_nl *frn;
struct nlmsghdr *nlh;
struct fib_table *tb;
- u32 pid;
+ u32 portid;
net = sock_net(skb->sk);
nlh = nlmsg_hdr(skb);
nl_fib_lookup(frn, tb);
- pid = NETLINK_CB(skb).pid; /* pid of sending process */
- NETLINK_CB(skb).pid = 0; /* from kernel */
+ portid = NETLINK_CB(skb).portid; /* pid of sending process */
+ NETLINK_CB(skb).portid = 0; /* from kernel */
NETLINK_CB(skb).dst_group = 0; /* unicast */
- netlink_unicast(net->ipv4.fibnl, skb, pid, MSG_DONTWAIT);
+ netlink_unicast(net->ipv4.fibnl, skb, portid, MSG_DONTWAIT);
}
static int __net_init nl_fib_lookup_init(struct net *net)
.input = nl_fib_input,
};
- sk = netlink_kernel_create(net, NETLINK_FIB_LOOKUP, THIS_MODULE, &cfg);
+ sk = netlink_kernel_create(net, NETLINK_FIB_LOOKUP, &cfg);
if (sk == NULL)
return -EAFNOSUPPORT;
net->ipv4.fibnl = sk;
net->ipv4.fibnl = NULL;
}
-static void fib_disable_ip(struct net_device *dev, int force, int delay)
+static void fib_disable_ip(struct net_device *dev, int force)
{
if (fib_sync_down_dev(dev, force))
fib_flush(dev_net(dev));
- rt_cache_flush(dev_net(dev), delay);
+ rt_cache_flush(dev_net(dev));
arp_ifdown(dev);
}
fib_sync_up(dev);
#endif
atomic_inc(&net->ipv4.dev_addr_genid);
- rt_cache_flush(dev_net(dev), -1);
+ rt_cache_flush(dev_net(dev));
break;
case NETDEV_DOWN:
fib_del_ifaddr(ifa, NULL);
/* Last address was deleted from this interface.
* Disable IP.
*/
- fib_disable_ip(dev, 1, 0);
+ fib_disable_ip(dev, 1);
} else {
- rt_cache_flush(dev_net(dev), -1);
+ rt_cache_flush(dev_net(dev));
}
break;
}
struct net *net = dev_net(dev);
if (event == NETDEV_UNREGISTER) {
- fib_disable_ip(dev, 2, -1);
+ fib_disable_ip(dev, 2);
rt_flush_dev(dev);
return NOTIFY_DONE;
}
fib_sync_up(dev);
#endif
atomic_inc(&net->ipv4.dev_addr_genid);
- rt_cache_flush(net, -1);
+ rt_cache_flush(net);
break;
case NETDEV_DOWN:
- fib_disable_ip(dev, 0, 0);
+ fib_disable_ip(dev, 0);
break;
case NETDEV_CHANGEMTU:
case NETDEV_CHANGE:
- rt_cache_flush(net, 0);
+ rt_cache_flush(net);
break;
}
return NOTIFY_DONE;
static void fib4_rule_flush_cache(struct fib_rules_ops *ops)
{
- rt_cache_flush(ops->fro_net, -1);
+ rt_cache_flush(ops->fro_net);
}
static const struct fib_rules_ops __net_initdata fib4_rules_ops_template = {
if (skb == NULL)
goto errout;
- err = fib_dump_info(skb, info->pid, seq, event, tb_id,
+ err = fib_dump_info(skb, info->portid, seq, event, tb_id,
fa->fa_type, key, dst_len,
fa->fa_tos, fa->fa_info, nlm_flags);
if (err < 0) {
kfree_skb(skb);
goto errout;
}
- rtnl_notify(skb, info->nl_net, info->pid, RTNLGRP_IPV4_ROUTE,
+ rtnl_notify(skb, info->nl_net, info->portid, RTNLGRP_IPV4_ROUTE,
info->nlh, GFP_KERNEL);
return;
errout:
return ERR_PTR(err);
}
-int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event,
+int fib_dump_info(struct sk_buff *skb, u32 portid, u32 seq, int event,
u32 tb_id, u8 type, __be32 dst, int dst_len, u8 tos,
struct fib_info *fi, unsigned int flags)
{
struct nlmsghdr *nlh;
struct rtmsg *rtm;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*rtm), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*rtm), flags);
if (nlh == NULL)
return -EMSGSIZE;
fib_release_info(fi_drop);
if (state & FA_S_ACCESSED)
- rt_cache_flush(cfg->fc_nlinfo.nl_net, -1);
+ rt_cache_flush(cfg->fc_nlinfo.nl_net);
rtmsg_fib(RTM_NEWROUTE, htonl(key), new_fa, plen,
tb->tb_id, &cfg->fc_nlinfo, NLM_F_REPLACE);
list_add_tail_rcu(&new_fa->fa_list,
(fa ? &fa->fa_list : fa_head));
- rt_cache_flush(cfg->fc_nlinfo.nl_net, -1);
+ rt_cache_flush(cfg->fc_nlinfo.nl_net);
rtmsg_fib(RTM_NEWROUTE, htonl(key), new_fa, plen, tb->tb_id,
&cfg->fc_nlinfo, 0);
succeeded:
trie_leaf_remove(t, l);
if (fa->fa_state & FA_S_ACCESSED)
- rt_cache_flush(cfg->fc_nlinfo.nl_net, -1);
+ rt_cache_flush(cfg->fc_nlinfo.nl_net);
fib_release_info(fa->fa_info);
alias_free_mem_rcu(fa);
continue;
}
- if (fib_dump_info(skb, NETLINK_CB(cb->skb).pid,
+ if (fib_dump_info(skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
RTM_NEWROUTE,
tb->tb_id,
return 1;
}
-static void igmp_heard_report(struct in_device *in_dev, __be32 group)
+/* return true if packet was dropped */
+static bool igmp_heard_report(struct in_device *in_dev, __be32 group)
{
struct ip_mc_list *im;
/* Timers are only set for non-local groups */
if (group == IGMP_ALL_HOSTS)
- return;
+ return false;
rcu_read_lock();
for_each_pmc_rcu(in_dev, im) {
}
}
rcu_read_unlock();
+ return false;
}
-static void igmp_heard_query(struct in_device *in_dev, struct sk_buff *skb,
+/* return true if packet was dropped */
+static bool igmp_heard_query(struct in_device *in_dev, struct sk_buff *skb,
int len)
{
struct igmphdr *ih = igmp_hdr(skb);
/* clear deleted report items */
igmpv3_clear_delrec(in_dev);
} else if (len < 12) {
- return; /* ignore bogus packet; freed by caller */
+ return true; /* ignore bogus packet; freed by caller */
} else if (IGMP_V1_SEEN(in_dev)) {
/* This is a v3 query with v1 queriers present */
max_delay = IGMP_Query_Response_Interval;
max_delay = 1; /* can't mod w/ 0 */
} else { /* v3 */
if (!pskb_may_pull(skb, sizeof(struct igmpv3_query)))
- return;
+ return true;
ih3 = igmpv3_query_hdr(skb);
if (ih3->nsrcs) {
if (!pskb_may_pull(skb, sizeof(struct igmpv3_query)
+ ntohs(ih3->nsrcs)*sizeof(__be32)))
- return;
+ return true;
ih3 = igmpv3_query_hdr(skb);
}
in_dev->mr_qrv = ih3->qrv;
if (!group) { /* general query */
if (ih3->nsrcs)
- return; /* no sources allowed */
+ return false; /* no sources allowed */
igmp_gq_start_timer(in_dev);
- return;
+ return false;
}
/* mark sources to include, if group & source-specific */
mark = ih3->nsrcs != 0;
igmp_mod_timer(im, max_delay);
}
rcu_read_unlock();
+ return false;
}
/* called in rcu_read_lock() section */
struct igmphdr *ih;
struct in_device *in_dev = __in_dev_get_rcu(skb->dev);
int len = skb->len;
+ bool dropped = true;
if (in_dev == NULL)
goto drop;
ih = igmp_hdr(skb);
switch (ih->type) {
case IGMP_HOST_MEMBERSHIP_QUERY:
- igmp_heard_query(in_dev, skb, len);
+ dropped = igmp_heard_query(in_dev, skb, len);
break;
case IGMP_HOST_MEMBERSHIP_REPORT:
case IGMPV2_HOST_MEMBERSHIP_REPORT:
/* don't rely on MC router hearing unicast reports */
if (skb->pkt_type == PACKET_MULTICAST ||
skb->pkt_type == PACKET_BROADCAST)
- igmp_heard_report(in_dev, ih->group);
+ dropped = igmp_heard_report(in_dev, ih->group);
break;
case IGMP_PIM:
#ifdef CONFIG_IP_PIMSM_V1
}
drop:
- kfree_skb(skb);
+ if (dropped)
+ kfree_skb(skb);
+ else
+ consume_skb(skb);
return 0;
}
newsk = req->sk;
sk_acceptq_removed(sk);
- if (sk->sk_type == SOCK_STREAM && queue->fastopenq != NULL) {
+ if (sk->sk_protocol == IPPROTO_TCP && queue->fastopenq != NULL) {
spin_lock_bh(&queue->fastopenq->lock);
if (tcp_rsk(req)->listener) {
/* We are still waiting for the final ACK from 3WHS
percpu_counter_inc(sk->sk_prot->orphan_count);
- if (sk->sk_type == SOCK_STREAM && tcp_rsk(req)->listener) {
+ if (sk->sk_protocol == IPPROTO_TCP && tcp_rsk(req)->listener) {
BUG_ON(tcp_sk(child)->fastopen_rsk != req);
BUG_ON(sk != tcp_rsk(req)->listener);
int inet_sk_diag_fill(struct sock *sk, struct inet_connection_sock *icsk,
struct sk_buff *skb, struct inet_diag_req_v2 *req,
struct user_namespace *user_ns,
- u32 pid, u32 seq, u16 nlmsg_flags,
+ u32 portid, u32 seq, u16 nlmsg_flags,
const struct nlmsghdr *unlh)
{
const struct inet_sock *inet = inet_sk(sk);
handler = inet_diag_table[req->sdiag_protocol];
BUG_ON(handler == NULL);
- nlh = nlmsg_put(skb, pid, seq, unlh->nlmsg_type, sizeof(*r),
+ nlh = nlmsg_put(skb, portid, seq, unlh->nlmsg_type, sizeof(*r),
nlmsg_flags);
if (!nlh)
return -EMSGSIZE;
static int inet_csk_diag_fill(struct sock *sk,
struct sk_buff *skb, struct inet_diag_req_v2 *req,
struct user_namespace *user_ns,
- u32 pid, u32 seq, u16 nlmsg_flags,
+ u32 portid, u32 seq, u16 nlmsg_flags,
const struct nlmsghdr *unlh)
{
return inet_sk_diag_fill(sk, inet_csk(sk),
- skb, req, user_ns, pid, seq, nlmsg_flags, unlh);
+ skb, req, user_ns, portid, seq, nlmsg_flags, unlh);
}
static int inet_twsk_diag_fill(struct inet_timewait_sock *tw,
struct sk_buff *skb, struct inet_diag_req_v2 *req,
- u32 pid, u32 seq, u16 nlmsg_flags,
+ u32 portid, u32 seq, u16 nlmsg_flags,
const struct nlmsghdr *unlh)
{
long tmo;
struct inet_diag_msg *r;
struct nlmsghdr *nlh;
- nlh = nlmsg_put(skb, pid, seq, unlh->nlmsg_type, sizeof(*r),
+ nlh = nlmsg_put(skb, portid, seq, unlh->nlmsg_type, sizeof(*r),
nlmsg_flags);
if (!nlh)
return -EMSGSIZE;
static int sk_diag_fill(struct sock *sk, struct sk_buff *skb,
struct inet_diag_req_v2 *r,
struct user_namespace *user_ns,
- u32 pid, u32 seq, u16 nlmsg_flags,
+ u32 portid, u32 seq, u16 nlmsg_flags,
const struct nlmsghdr *unlh)
{
if (sk->sk_state == TCP_TIME_WAIT)
return inet_twsk_diag_fill((struct inet_timewait_sock *)sk,
- skb, r, pid, seq, nlmsg_flags,
+ skb, r, portid, seq, nlmsg_flags,
unlh);
- return inet_csk_diag_fill(sk, skb, r, user_ns, pid, seq, nlmsg_flags, unlh);
+ return inet_csk_diag_fill(sk, skb, r, user_ns, portid, seq, nlmsg_flags, unlh);
}
int inet_diag_dump_one_icsk(struct inet_hashinfo *hashinfo, struct sk_buff *in_skb,
err = sk_diag_fill(sk, rep, req,
sk_user_ns(NETLINK_CB(in_skb).ssk),
- NETLINK_CB(in_skb).pid,
+ NETLINK_CB(in_skb).portid,
nlh->nlmsg_seq, 0, nlh);
if (err < 0) {
WARN_ON(err == -EMSGSIZE);
nlmsg_free(rep);
goto out;
}
- err = netlink_unicast(net->diag_nlsk, rep, NETLINK_CB(in_skb).pid,
+ err = netlink_unicast(net->diag_nlsk, rep, NETLINK_CB(in_skb).portid,
MSG_DONTWAIT);
if (err > 0)
err = 0;
return inet_csk_diag_fill(sk, skb, r,
sk_user_ns(NETLINK_CB(cb->skb).ssk),
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI, cb->nlh);
}
}
return inet_twsk_diag_fill(tw, skb, r,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI, cb->nlh);
}
static int inet_diag_fill_req(struct sk_buff *skb, struct sock *sk,
struct request_sock *req,
struct user_namespace *user_ns,
- u32 pid, u32 seq,
+ u32 portid, u32 seq,
const struct nlmsghdr *unlh)
{
const struct inet_request_sock *ireq = inet_rsk(req);
struct nlmsghdr *nlh;
long tmo;
- nlh = nlmsg_put(skb, pid, seq, unlh->nlmsg_type, sizeof(*r),
+ nlh = nlmsg_put(skb, portid, seq, unlh->nlmsg_type, sizeof(*r),
NLM_F_MULTI);
if (!nlh)
return -EMSGSIZE;
err = inet_diag_fill_req(skb, sk, req,
sk_user_ns(NETLINK_CB(cb->skb).ssk),
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, cb->nlh);
if (err < 0) {
cb->args[3] = j + 1;
e->error = -ETIMEDOUT;
memset(&e->msg, 0, sizeof(e->msg));
- rtnl_unicast(skb, net, NETLINK_CB(skb).pid);
+ rtnl_unicast(skb, net, NETLINK_CB(skb).portid);
} else {
kfree_skb(skb);
}
memset(&e->msg, 0, sizeof(e->msg));
}
- rtnl_unicast(skb, net, NETLINK_CB(skb).pid);
+ rtnl_unicast(skb, net, NETLINK_CB(skb).portid);
} else {
ip_mr_forward(net, mrt, skb, c, 0);
}
}
static int ipmr_fill_mroute(struct mr_table *mrt, struct sk_buff *skb,
- u32 pid, u32 seq, struct mfc_cache *c)
+ u32 portid, u32 seq, struct mfc_cache *c)
{
struct nlmsghdr *nlh;
struct rtmsg *rtm;
- nlh = nlmsg_put(skb, pid, seq, RTM_NEWROUTE, sizeof(*rtm), NLM_F_MULTI);
+ nlh = nlmsg_put(skb, portid, seq, RTM_NEWROUTE, sizeof(*rtm), NLM_F_MULTI);
if (nlh == NULL)
return -EMSGSIZE;
if (e < s_e)
goto next_entry;
if (ipmr_fill_mroute(mrt, skb,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
mfc) < 0)
goto done;
for (i = 0; i < ULOG_MAXNLGROUPS; i++)
setup_timer(&ulog_buffers[i].timer, ulog_timer, i);
- nflognl = netlink_kernel_create(&init_net, NETLINK_NFLOG,
- THIS_MODULE, &cfg);
+ nflognl = netlink_kernel_create(&init_net, NETLINK_NFLOG, &cfg);
if (!nflognl)
return -ENOMEM;
return rth->rt_genid != rt_genid(dev_net(rth->dst.dev));
}
-/*
- * Perturbation of rt_genid by a small quantity [1..256]
- * Using 8 bits of shuffling ensure we can call rt_cache_invalidate()
- * many times (2^24) without giving recent rt_genid.
- * Jenkins hash is strong enough that litle changes of rt_genid are OK.
- */
-static void rt_cache_invalidate(struct net *net)
-{
- unsigned char shuffle;
-
- get_random_bytes(&shuffle, sizeof(shuffle));
- atomic_add(shuffle + 1U, &net->ipv4.rt_genid);
-}
-
-/*
- * delay < 0 : invalidate cache (fast : entries will be deleted later)
- * delay >= 0 : invalidate & flush cache (can be long)
- */
-void rt_cache_flush(struct net *net, int delay)
+void rt_cache_flush(struct net *net)
{
- rt_cache_invalidate(net);
+ atomic_inc(&net->ipv4.rt_genid);
}
static struct neighbour *ipv4_neigh_lookup(const struct dst_entry *dst,
EXPORT_SYMBOL_GPL(ip_route_output_flow);
static int rt_fill_info(struct net *net, __be32 dst, __be32 src,
- struct flowi4 *fl4, struct sk_buff *skb, u32 pid,
+ struct flowi4 *fl4, struct sk_buff *skb, u32 portid,
u32 seq, int event, int nowait, unsigned int flags)
{
struct rtable *rt = skb_rtable(skb);
u32 error;
u32 metrics[RTAX_MAX];
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*r), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*r), flags);
if (nlh == NULL)
return -EMSGSIZE;
rt->rt_flags |= RTCF_NOTIFY;
err = rt_fill_info(net, dst, src, &fl4, skb,
- NETLINK_CB(in_skb).pid, nlh->nlmsg_seq,
+ NETLINK_CB(in_skb).portid, nlh->nlmsg_seq,
RTM_NEWROUTE, 0, 0);
if (err <= 0)
goto errout_free;
- err = rtnl_unicast(skb, net, NETLINK_CB(in_skb).pid);
+ err = rtnl_unicast(skb, net, NETLINK_CB(in_skb).portid);
errout:
return err;
void ip_rt_multicast_event(struct in_device *in_dev)
{
- rt_cache_flush(dev_net(in_dev->dev), 0);
+ rt_cache_flush(dev_net(in_dev->dev));
}
#ifdef CONFIG_SYSCTL
size_t *lenp, loff_t *ppos)
{
if (write) {
- int flush_delay;
- ctl_table ctl;
- struct net *net;
-
- memcpy(&ctl, __ctl, sizeof(ctl));
- ctl.data = &flush_delay;
- proc_dointvec(&ctl, write, buffer, lenp, ppos);
-
- net = (struct net *)__ctl->extra1;
- rt_cache_flush(net, flush_delay);
+ rt_cache_flush((struct net *)__ctl->extra1);
return 0;
}
static __net_init int rt_genid_init(struct net *net)
{
- get_random_bytes(&net->ipv4.rt_genid,
- sizeof(net->ipv4.rt_genid));
+ atomic_set(&net->ipv4.rt_genid, 0);
get_random_bytes(&net->ipv4.dev_addr_genid,
sizeof(net->ipv4.dev_addr_genid));
return 0;
#include <linux/init.h>
#include <linux/tcp.h>
#include <linux/hash.h>
+#include <linux/tcp_metrics.h>
#include <net/inet_connection_sock.h>
#include <net/net_namespace.h>
#include <net/ipv6.h>
#include <net/dst.h>
#include <net/tcp.h>
+#include <net/genetlink.h>
int sysctl_tcp_nometrics_save __read_mostly;
-enum tcp_metric_index {
- TCP_METRIC_RTT,
- TCP_METRIC_RTTVAR,
- TCP_METRIC_SSTHRESH,
- TCP_METRIC_CWND,
- TCP_METRIC_REORDERING,
-
- /* Always last. */
- TCP_METRIC_MAX,
-};
-
struct tcp_fastopen_metrics {
u16 mss;
u16 syn_loss:10; /* Recurring Fast Open SYN losses */
u32 tcpm_ts;
u32 tcpm_ts_stamp;
u32 tcpm_lock;
- u32 tcpm_vals[TCP_METRIC_MAX];
+ u32 tcpm_vals[TCP_METRIC_MAX + 1];
struct tcp_fastopen_metrics tcpm_fastopen;
+
+ struct rcu_head rcu_head;
};
static bool tcp_metric_locked(struct tcp_metrics_block *tm,
rcu_read_unlock();
}
+static struct genl_family tcp_metrics_nl_family = {
+ .id = GENL_ID_GENERATE,
+ .hdrsize = 0,
+ .name = TCP_METRICS_GENL_NAME,
+ .version = TCP_METRICS_GENL_VERSION,
+ .maxattr = TCP_METRICS_ATTR_MAX,
+ .netnsok = true,
+};
+
+static struct nla_policy tcp_metrics_nl_policy[TCP_METRICS_ATTR_MAX + 1] = {
+ [TCP_METRICS_ATTR_ADDR_IPV4] = { .type = NLA_U32, },
+ [TCP_METRICS_ATTR_ADDR_IPV6] = { .type = NLA_BINARY,
+ .len = sizeof(struct in6_addr), },
+ /* Following attributes are not received for GET/DEL,
+ * we keep them for reference
+ */
+#if 0
+ [TCP_METRICS_ATTR_AGE] = { .type = NLA_MSECS, },
+ [TCP_METRICS_ATTR_TW_TSVAL] = { .type = NLA_U32, },
+ [TCP_METRICS_ATTR_TW_TS_STAMP] = { .type = NLA_S32, },
+ [TCP_METRICS_ATTR_VALS] = { .type = NLA_NESTED, },
+ [TCP_METRICS_ATTR_FOPEN_MSS] = { .type = NLA_U16, },
+ [TCP_METRICS_ATTR_FOPEN_SYN_DROPS] = { .type = NLA_U16, },
+ [TCP_METRICS_ATTR_FOPEN_SYN_DROP_TS] = { .type = NLA_MSECS, },
+ [TCP_METRICS_ATTR_FOPEN_COOKIE] = { .type = NLA_BINARY,
+ .len = TCP_FASTOPEN_COOKIE_MAX, },
+#endif
+};
+
+/* Add attributes, caller cancels its header on failure */
+static int tcp_metrics_fill_info(struct sk_buff *msg,
+ struct tcp_metrics_block *tm)
+{
+ struct nlattr *nest;
+ int i;
+
+ switch (tm->tcpm_addr.family) {
+ case AF_INET:
+ if (nla_put_be32(msg, TCP_METRICS_ATTR_ADDR_IPV4,
+ tm->tcpm_addr.addr.a4) < 0)
+ goto nla_put_failure;
+ break;
+ case AF_INET6:
+ if (nla_put(msg, TCP_METRICS_ATTR_ADDR_IPV6, 16,
+ tm->tcpm_addr.addr.a6) < 0)
+ goto nla_put_failure;
+ break;
+ default:
+ return -EAFNOSUPPORT;
+ }
+
+ if (nla_put_msecs(msg, TCP_METRICS_ATTR_AGE,
+ jiffies - tm->tcpm_stamp) < 0)
+ goto nla_put_failure;
+ if (tm->tcpm_ts_stamp) {
+ if (nla_put_s32(msg, TCP_METRICS_ATTR_TW_TS_STAMP,
+ (s32) (get_seconds() - tm->tcpm_ts_stamp)) < 0)
+ goto nla_put_failure;
+ if (nla_put_u32(msg, TCP_METRICS_ATTR_TW_TSVAL,
+ tm->tcpm_ts) < 0)
+ goto nla_put_failure;
+ }
+
+ {
+ int n = 0;
+
+ nest = nla_nest_start(msg, TCP_METRICS_ATTR_VALS);
+ if (!nest)
+ goto nla_put_failure;
+ for (i = 0; i < TCP_METRIC_MAX + 1; i++) {
+ if (!tm->tcpm_vals[i])
+ continue;
+ if (nla_put_u32(msg, i + 1, tm->tcpm_vals[i]) < 0)
+ goto nla_put_failure;
+ n++;
+ }
+ if (n)
+ nla_nest_end(msg, nest);
+ else
+ nla_nest_cancel(msg, nest);
+ }
+
+ {
+ struct tcp_fastopen_metrics tfom_copy[1], *tfom;
+ unsigned int seq;
+
+ do {
+ seq = read_seqbegin(&fastopen_seqlock);
+ tfom_copy[0] = tm->tcpm_fastopen;
+ } while (read_seqretry(&fastopen_seqlock, seq));
+
+ tfom = tfom_copy;
+ if (tfom->mss &&
+ nla_put_u16(msg, TCP_METRICS_ATTR_FOPEN_MSS,
+ tfom->mss) < 0)
+ goto nla_put_failure;
+ if (tfom->syn_loss &&
+ (nla_put_u16(msg, TCP_METRICS_ATTR_FOPEN_SYN_DROPS,
+ tfom->syn_loss) < 0 ||
+ nla_put_msecs(msg, TCP_METRICS_ATTR_FOPEN_SYN_DROP_TS,
+ jiffies - tfom->last_syn_loss) < 0))
+ goto nla_put_failure;
+ if (tfom->cookie.len > 0 &&
+ nla_put(msg, TCP_METRICS_ATTR_FOPEN_COOKIE,
+ tfom->cookie.len, tfom->cookie.val) < 0)
+ goto nla_put_failure;
+ }
+
+ return 0;
+
+nla_put_failure:
+ return -EMSGSIZE;
+}
+
+static int tcp_metrics_dump_info(struct sk_buff *skb,
+ struct netlink_callback *cb,
+ struct tcp_metrics_block *tm)
+{
+ void *hdr;
+
+ hdr = genlmsg_put(skb, NETLINK_CB(cb->skb).portid, cb->nlh->nlmsg_seq,
+ &tcp_metrics_nl_family, NLM_F_MULTI,
+ TCP_METRICS_CMD_GET);
+ if (!hdr)
+ return -EMSGSIZE;
+
+ if (tcp_metrics_fill_info(skb, tm) < 0)
+ goto nla_put_failure;
+
+ return genlmsg_end(skb, hdr);
+
+nla_put_failure:
+ genlmsg_cancel(skb, hdr);
+ return -EMSGSIZE;
+}
+
+static int tcp_metrics_nl_dump(struct sk_buff *skb,
+ struct netlink_callback *cb)
+{
+ struct net *net = sock_net(skb->sk);
+ unsigned int max_rows = 1U << net->ipv4.tcp_metrics_hash_log;
+ unsigned int row, s_row = cb->args[0];
+ int s_col = cb->args[1], col = s_col;
+
+ for (row = s_row; row < max_rows; row++, s_col = 0) {
+ struct tcp_metrics_block *tm;
+ struct tcpm_hash_bucket *hb = net->ipv4.tcp_metrics_hash + row;
+
+ rcu_read_lock();
+ for (col = 0, tm = rcu_dereference(hb->chain); tm;
+ tm = rcu_dereference(tm->tcpm_next), col++) {
+ if (col < s_col)
+ continue;
+ if (tcp_metrics_dump_info(skb, cb, tm) < 0) {
+ rcu_read_unlock();
+ goto done;
+ }
+ }
+ rcu_read_unlock();
+ }
+
+done:
+ cb->args[0] = row;
+ cb->args[1] = col;
+ return skb->len;
+}
+
+static int parse_nl_addr(struct genl_info *info, struct inetpeer_addr *addr,
+ unsigned int *hash, int optional)
+{
+ struct nlattr *a;
+
+ a = info->attrs[TCP_METRICS_ATTR_ADDR_IPV4];
+ if (a) {
+ addr->family = AF_INET;
+ addr->addr.a4 = nla_get_be32(a);
+ *hash = (__force unsigned int) addr->addr.a4;
+ return 0;
+ }
+ a = info->attrs[TCP_METRICS_ATTR_ADDR_IPV6];
+ if (a) {
+ if (nla_len(a) != sizeof(sizeof(struct in6_addr)))
+ return -EINVAL;
+ addr->family = AF_INET6;
+ memcpy(addr->addr.a6, nla_data(a), sizeof(addr->addr.a6));
+ *hash = ipv6_addr_hash((struct in6_addr *) addr->addr.a6);
+ return 0;
+ }
+ return optional ? 1 : -EAFNOSUPPORT;
+}
+
+static int tcp_metrics_nl_cmd_get(struct sk_buff *skb, struct genl_info *info)
+{
+ struct tcp_metrics_block *tm;
+ struct inetpeer_addr addr;
+ unsigned int hash;
+ struct sk_buff *msg;
+ struct net *net = genl_info_net(info);
+ void *reply;
+ int ret;
+
+ ret = parse_nl_addr(info, &addr, &hash, 0);
+ if (ret < 0)
+ return ret;
+
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
+ if (!msg)
+ return -ENOMEM;
+
+ reply = genlmsg_put_reply(msg, info, &tcp_metrics_nl_family, 0,
+ info->genlhdr->cmd);
+ if (!reply)
+ goto nla_put_failure;
+
+ hash = hash_32(hash, net->ipv4.tcp_metrics_hash_log);
+ ret = -ESRCH;
+ rcu_read_lock();
+ for (tm = rcu_dereference(net->ipv4.tcp_metrics_hash[hash].chain); tm;
+ tm = rcu_dereference(tm->tcpm_next)) {
+ if (addr_same(&tm->tcpm_addr, &addr)) {
+ ret = tcp_metrics_fill_info(msg, tm);
+ break;
+ }
+ }
+ rcu_read_unlock();
+ if (ret < 0)
+ goto out_free;
+
+ genlmsg_end(msg, reply);
+ return genlmsg_reply(msg, info);
+
+nla_put_failure:
+ ret = -EMSGSIZE;
+
+out_free:
+ nlmsg_free(msg);
+ return ret;
+}
+
+#define deref_locked_genl(p) \
+ rcu_dereference_protected(p, lockdep_genl_is_held() && \
+ lockdep_is_held(&tcp_metrics_lock))
+
+#define deref_genl(p) rcu_dereference_protected(p, lockdep_genl_is_held())
+
+static int tcp_metrics_flush_all(struct net *net)
+{
+ unsigned int max_rows = 1U << net->ipv4.tcp_metrics_hash_log;
+ struct tcpm_hash_bucket *hb = net->ipv4.tcp_metrics_hash;
+ struct tcp_metrics_block *tm;
+ unsigned int row;
+
+ for (row = 0; row < max_rows; row++, hb++) {
+ spin_lock_bh(&tcp_metrics_lock);
+ tm = deref_locked_genl(hb->chain);
+ if (tm)
+ hb->chain = NULL;
+ spin_unlock_bh(&tcp_metrics_lock);
+ while (tm) {
+ struct tcp_metrics_block *next;
+
+ next = deref_genl(tm->tcpm_next);
+ kfree_rcu(tm, rcu_head);
+ tm = next;
+ }
+ }
+ return 0;
+}
+
+static int tcp_metrics_nl_cmd_del(struct sk_buff *skb, struct genl_info *info)
+{
+ struct tcpm_hash_bucket *hb;
+ struct tcp_metrics_block *tm;
+ struct tcp_metrics_block __rcu **pp;
+ struct inetpeer_addr addr;
+ unsigned int hash;
+ struct net *net = genl_info_net(info);
+ int ret;
+
+ ret = parse_nl_addr(info, &addr, &hash, 1);
+ if (ret < 0)
+ return ret;
+ if (ret > 0)
+ return tcp_metrics_flush_all(net);
+
+ hash = hash_32(hash, net->ipv4.tcp_metrics_hash_log);
+ hb = net->ipv4.tcp_metrics_hash + hash;
+ pp = &hb->chain;
+ spin_lock_bh(&tcp_metrics_lock);
+ for (tm = deref_locked_genl(*pp); tm;
+ pp = &tm->tcpm_next, tm = deref_locked_genl(*pp)) {
+ if (addr_same(&tm->tcpm_addr, &addr)) {
+ *pp = tm->tcpm_next;
+ break;
+ }
+ }
+ spin_unlock_bh(&tcp_metrics_lock);
+ if (!tm)
+ return -ESRCH;
+ kfree_rcu(tm, rcu_head);
+ return 0;
+}
+
+static struct genl_ops tcp_metrics_nl_ops[] = {
+ {
+ .cmd = TCP_METRICS_CMD_GET,
+ .doit = tcp_metrics_nl_cmd_get,
+ .dumpit = tcp_metrics_nl_dump,
+ .policy = tcp_metrics_nl_policy,
+ .flags = GENL_ADMIN_PERM,
+ },
+ {
+ .cmd = TCP_METRICS_CMD_DEL,
+ .doit = tcp_metrics_nl_cmd_del,
+ .policy = tcp_metrics_nl_policy,
+ .flags = GENL_ADMIN_PERM,
+ },
+};
+
static unsigned int tcpmhash_entries;
static int __init set_tcpmhash_entries(char *str)
{
void __init tcp_metrics_init(void)
{
- register_pernet_subsys(&tcp_net_metrics_ops);
+ int ret;
+
+ ret = register_pernet_subsys(&tcp_net_metrics_ops);
+ if (ret < 0)
+ goto cleanup;
+ ret = genl_register_family_with_ops(&tcp_metrics_nl_family,
+ tcp_metrics_nl_ops,
+ ARRAY_SIZE(tcp_metrics_nl_ops));
+ if (ret < 0)
+ goto cleanup_subsys;
+ return;
+
+cleanup_subsys:
+ unregister_pernet_subsys(&tcp_net_metrics_ops);
+
+cleanup:
+ return;
}
return inet_sk_diag_fill(sk, NULL, skb, req,
sk_user_ns(NETLINK_CB(cb->skb).ssk),
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI, cb->nlh);
}
err = inet_sk_diag_fill(sk, NULL, rep, req,
sk_user_ns(NETLINK_CB(in_skb).ssk),
- NETLINK_CB(in_skb).pid,
+ NETLINK_CB(in_skb).portid,
nlh->nlmsg_seq, 0, nlh);
if (err < 0) {
WARN_ON(err == -EMSGSIZE);
kfree_skb(rep);
goto out;
}
- err = netlink_unicast(net->diag_nlsk, rep, NETLINK_CB(in_skb).pid,
+ err = netlink_unicast(net->diag_nlsk, rep, NETLINK_CB(in_skb).portid,
MSG_DONTWAIT);
if (err > 0)
err = 0;
}
static int inet6_fill_ifaddr(struct sk_buff *skb, struct inet6_ifaddr *ifa,
- u32 pid, u32 seq, int event, unsigned int flags)
+ u32 portid, u32 seq, int event, unsigned int flags)
{
struct nlmsghdr *nlh;
u32 preferred, valid;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(struct ifaddrmsg), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(struct ifaddrmsg), flags);
if (nlh == NULL)
return -EMSGSIZE;
}
static int inet6_fill_ifmcaddr(struct sk_buff *skb, struct ifmcaddr6 *ifmca,
- u32 pid, u32 seq, int event, u16 flags)
+ u32 portid, u32 seq, int event, u16 flags)
{
struct nlmsghdr *nlh;
u8 scope = RT_SCOPE_UNIVERSE;
if (ipv6_addr_scope(&ifmca->mca_addr) & IFA_SITE)
scope = RT_SCOPE_SITE;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(struct ifaddrmsg), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(struct ifaddrmsg), flags);
if (nlh == NULL)
return -EMSGSIZE;
}
static int inet6_fill_ifacaddr(struct sk_buff *skb, struct ifacaddr6 *ifaca,
- u32 pid, u32 seq, int event, unsigned int flags)
+ u32 portid, u32 seq, int event, unsigned int flags)
{
struct nlmsghdr *nlh;
u8 scope = RT_SCOPE_UNIVERSE;
if (ipv6_addr_scope(&ifaca->aca_addr) & IFA_SITE)
scope = RT_SCOPE_SITE;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(struct ifaddrmsg), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(struct ifaddrmsg), flags);
if (nlh == NULL)
return -EMSGSIZE;
if (++ip_idx < s_ip_idx)
continue;
err = inet6_fill_ifaddr(skb, ifa,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
RTM_NEWADDR,
NLM_F_MULTI);
if (ip_idx < s_ip_idx)
continue;
err = inet6_fill_ifmcaddr(skb, ifmca,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
RTM_GETMULTICAST,
NLM_F_MULTI);
if (ip_idx < s_ip_idx)
continue;
err = inet6_fill_ifacaddr(skb, ifaca,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
RTM_GETANYCAST,
NLM_F_MULTI);
goto errout_ifa;
}
- err = inet6_fill_ifaddr(skb, ifa, NETLINK_CB(in_skb).pid,
+ err = inet6_fill_ifaddr(skb, ifa, NETLINK_CB(in_skb).portid,
nlh->nlmsg_seq, RTM_NEWADDR, 0);
if (err < 0) {
/* -EMSGSIZE implies BUG in inet6_ifaddr_msgsize() */
kfree_skb(skb);
goto errout_ifa;
}
- err = rtnl_unicast(skb, net, NETLINK_CB(in_skb).pid);
+ err = rtnl_unicast(skb, net, NETLINK_CB(in_skb).portid);
errout_ifa:
in6_ifa_put(ifa);
errout:
}
static int inet6_fill_ifinfo(struct sk_buff *skb, struct inet6_dev *idev,
- u32 pid, u32 seq, int event, unsigned int flags)
+ u32 portid, u32 seq, int event, unsigned int flags)
{
struct net_device *dev = idev->dev;
struct ifinfomsg *hdr;
struct nlmsghdr *nlh;
void *protoinfo;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*hdr), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*hdr), flags);
if (nlh == NULL)
return -EMSGSIZE;
if (!idev)
goto cont;
if (inet6_fill_ifinfo(skb, idev,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
RTM_NEWLINK, NLM_F_MULTI) <= 0)
goto out;
}
static int inet6_fill_prefix(struct sk_buff *skb, struct inet6_dev *idev,
- struct prefix_info *pinfo, u32 pid, u32 seq,
+ struct prefix_info *pinfo, u32 portid, u32 seq,
int event, unsigned int flags)
{
struct prefixmsg *pmsg;
struct nlmsghdr *nlh;
struct prefix_cacheinfo ci;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*pmsg), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*pmsg), flags);
if (nlh == NULL)
return -EMSGSIZE;
static int ip6addrlbl_fill(struct sk_buff *skb,
struct ip6addrlbl_entry *p,
u32 lseq,
- u32 pid, u32 seq, int event,
+ u32 portid, u32 seq, int event,
unsigned int flags)
{
- struct nlmsghdr *nlh = nlmsg_put(skb, pid, seq, event,
+ struct nlmsghdr *nlh = nlmsg_put(skb, portid, seq, event,
sizeof(struct ifaddrlblmsg), flags);
if (!nlh)
return -EMSGSIZE;
net_eq(ip6addrlbl_net(p), net)) {
if ((err = ip6addrlbl_fill(skb, p,
ip6addrlbl_table.seq,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
RTM_NEWADDRLABEL,
NLM_F_MULTI)) <= 0)
}
err = ip6addrlbl_fill(skb, p, lseq,
- NETLINK_CB(in_skb).pid, nlh->nlmsg_seq,
+ NETLINK_CB(in_skb).portid, nlh->nlmsg_seq,
RTM_NEWADDRLABEL, 0);
ip6addrlbl_put(p);
goto out;
}
- err = rtnl_unicast(skb, net, NETLINK_CB(in_skb).pid);
+ err = rtnl_unicast(skb, net, NETLINK_CB(in_skb).portid);
out:
return err;
}
skb->len);
}
- rcu_read_lock();
rt = (struct rt6_info *) dst;
neigh = rt->n;
- if (neigh) {
- int res = dst_neigh_output(dst, neigh, skb);
+ if (neigh)
+ return dst_neigh_output(dst, neigh, skb);
- rcu_read_unlock();
- return res;
- }
- rcu_read_unlock();
IP6_INC_STATS_BH(dev_net(dst->dev),
ip6_dst_idev(dst), IPSTATS_MIB_OUTNOROUTES);
kfree_skb(skb);
* dst entry and replace it instead with the
* dst entry of the nexthop router
*/
- rcu_read_lock();
rt = (struct rt6_info *) *dst;
n = rt->n;
if (n && !(n->nud_state & NUD_VALID)) {
struct flowi6 fl_gw6;
int redirect;
- rcu_read_unlock();
ifp = ipv6_get_ifaddr(net, &fl6->saddr,
(*dst)->dev, 1);
if ((err = (*dst)->error))
goto out_err_release;
}
- } else {
- rcu_read_unlock();
}
#endif
nlh->nlmsg_len = NLMSG_LENGTH(sizeof(struct nlmsgerr));
skb_trim(skb, nlh->nlmsg_len);
((struct nlmsgerr *)NLMSG_DATA(nlh))->error = -ETIMEDOUT;
- rtnl_unicast(skb, net, NETLINK_CB(skb).pid);
+ rtnl_unicast(skb, net, NETLINK_CB(skb).portid);
} else
kfree_skb(skb);
}
skb_trim(skb, nlh->nlmsg_len);
((struct nlmsgerr *)NLMSG_DATA(nlh))->error = -EMSGSIZE;
}
- rtnl_unicast(skb, net, NETLINK_CB(skb).pid);
+ rtnl_unicast(skb, net, NETLINK_CB(skb).portid);
} else
ip6_mr_forward(net, mrt, skb, c);
}
}
static int ip6mr_fill_mroute(struct mr6_table *mrt, struct sk_buff *skb,
- u32 pid, u32 seq, struct mfc6_cache *c)
+ u32 portid, u32 seq, struct mfc6_cache *c)
{
struct nlmsghdr *nlh;
struct rtmsg *rtm;
- nlh = nlmsg_put(skb, pid, seq, RTM_NEWROUTE, sizeof(*rtm), NLM_F_MULTI);
+ nlh = nlmsg_put(skb, portid, seq, RTM_NEWROUTE, sizeof(*rtm), NLM_F_MULTI);
if (nlh == NULL)
return -EMSGSIZE;
if (e < s_e)
goto next_entry;
if (ip6mr_fill_mroute(mrt, skb,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
mfc) < 0)
goto done;
#include <linux/netfilter_ipv6.h>
#include <net/secure_seq.h>
#include <net/checksum.h>
+#include <net/ip6_checksum.h>
#include <net/ip6_route.h>
#include <net/ipv6.h>
* Router Reachability Probe MUST be rate-limited
* to no more than one per minute.
*/
- rcu_read_lock();
neigh = rt ? rt->n : NULL;
if (!neigh || (neigh->nud_state & NUD_VALID))
- goto out;
+ return;
read_lock_bh(&neigh->lock);
if (!(neigh->nud_state & NUD_VALID) &&
time_after(jiffies, neigh->updated + rt->rt6i_idev->cnf.rtr_probe_interval)) {
} else {
read_unlock_bh(&neigh->lock);
}
-out:
- rcu_read_unlock();
}
#else
static inline void rt6_probe(struct rt6_info *rt)
struct neighbour *neigh;
int m;
- rcu_read_lock();
neigh = rt->n;
if (rt->rt6i_flags & RTF_NONEXTHOP ||
!(rt->rt6i_flags & RTF_GATEWAY))
read_unlock_bh(&neigh->lock);
} else
m = 0;
- rcu_read_unlock();
return m;
}
}
rt->dst.output = ip6_pkt_discard_out;
rt->dst.input = ip6_pkt_discard;
- rt->dst.error = -ENETUNREACH;
rt->rt6i_flags = RTF_REJECT|RTF_NONEXTHOP;
+ switch (cfg->fc_type) {
+ case RTN_BLACKHOLE:
+ rt->dst.error = -EINVAL;
+ break;
+ case RTN_PROHIBIT:
+ rt->dst.error = -EACCES;
+ break;
+ case RTN_THROW:
+ rt->dst.error = -EAGAIN;
+ break;
+ default:
+ rt->dst.error = -ENETUNREACH;
+ break;
+ }
goto install_route;
}
.fc_dst_len = prefixlen,
.fc_flags = RTF_GATEWAY | RTF_ADDRCONF | RTF_ROUTEINFO |
RTF_UP | RTF_PREF(pref),
- .fc_nlinfo.pid = 0,
+ .fc_nlinfo.portid = 0,
.fc_nlinfo.nlh = NULL,
.fc_nlinfo.nl_net = net,
};
.fc_ifindex = dev->ifindex,
.fc_flags = RTF_GATEWAY | RTF_ADDRCONF | RTF_DEFAULT |
RTF_UP | RTF_EXPIRES | RTF_PREF(pref),
- .fc_nlinfo.pid = 0,
+ .fc_nlinfo.portid = 0,
.fc_nlinfo.nlh = NULL,
.fc_nlinfo.nl_net = dev_net(dev),
};
cfg->fc_src_len = rtm->rtm_src_len;
cfg->fc_flags = RTF_UP;
cfg->fc_protocol = rtm->rtm_protocol;
+ cfg->fc_type = rtm->rtm_type;
- if (rtm->rtm_type == RTN_UNREACHABLE)
+ if (rtm->rtm_type == RTN_UNREACHABLE ||
+ rtm->rtm_type == RTN_BLACKHOLE ||
+ rtm->rtm_type == RTN_PROHIBIT ||
+ rtm->rtm_type == RTN_THROW)
cfg->fc_flags |= RTF_REJECT;
if (rtm->rtm_type == RTN_LOCAL)
cfg->fc_flags |= RTF_LOCAL;
- cfg->fc_nlinfo.pid = NETLINK_CB(skb).pid;
+ cfg->fc_nlinfo.portid = NETLINK_CB(skb).portid;
cfg->fc_nlinfo.nlh = nlh;
cfg->fc_nlinfo.nl_net = sock_net(skb->sk);
static int rt6_fill_node(struct net *net,
struct sk_buff *skb, struct rt6_info *rt,
struct in6_addr *dst, struct in6_addr *src,
- int iif, int type, u32 pid, u32 seq,
+ int iif, int type, u32 portid, u32 seq,
int prefix, int nowait, unsigned int flags)
{
struct rtmsg *rtm;
}
}
- nlh = nlmsg_put(skb, pid, seq, type, sizeof(*rtm), flags);
+ nlh = nlmsg_put(skb, portid, seq, type, sizeof(*rtm), flags);
if (!nlh)
return -EMSGSIZE;
rtm->rtm_table = table;
if (nla_put_u32(skb, RTA_TABLE, table))
goto nla_put_failure;
- if (rt->rt6i_flags & RTF_REJECT)
- rtm->rtm_type = RTN_UNREACHABLE;
+ if (rt->rt6i_flags & RTF_REJECT) {
+ switch (rt->dst.error) {
+ case -EINVAL:
+ rtm->rtm_type = RTN_BLACKHOLE;
+ break;
+ case -EACCES:
+ rtm->rtm_type = RTN_PROHIBIT;
+ break;
+ case -EAGAIN:
+ rtm->rtm_type = RTN_THROW;
+ break;
+ default:
+ rtm->rtm_type = RTN_UNREACHABLE;
+ break;
+ }
+ }
else if (rt->rt6i_flags & RTF_LOCAL)
rtm->rtm_type = RTN_LOCAL;
else if (rt->dst.dev && (rt->dst.dev->flags & IFF_LOOPBACK))
if (rtnetlink_put_metrics(skb, dst_metrics_ptr(&rt->dst)) < 0)
goto nla_put_failure;
- rcu_read_lock();
n = rt->n;
if (n) {
- if (nla_put(skb, RTA_GATEWAY, 16, &n->primary_key) < 0) {
- rcu_read_unlock();
+ if (nla_put(skb, RTA_GATEWAY, 16, &n->primary_key) < 0)
goto nla_put_failure;
- }
}
- rcu_read_unlock();
if (rt->dst.dev &&
nla_put_u32(skb, RTA_OIF, rt->dst.dev->ifindex))
return rt6_fill_node(arg->net,
arg->skb, rt, NULL, NULL, 0, RTM_NEWROUTE,
- NETLINK_CB(arg->cb->skb).pid, arg->cb->nlh->nlmsg_seq,
+ NETLINK_CB(arg->cb->skb).portid, arg->cb->nlh->nlmsg_seq,
prefix, 0, NLM_F_MULTI);
}
skb_dst_set(skb, &rt->dst);
err = rt6_fill_node(net, skb, rt, &fl6.daddr, &fl6.saddr, iif,
- RTM_NEWROUTE, NETLINK_CB(in_skb).pid,
+ RTM_NEWROUTE, NETLINK_CB(in_skb).portid,
nlh->nlmsg_seq, 0, 0, 0);
if (err < 0) {
kfree_skb(skb);
goto errout;
}
- err = rtnl_unicast(skb, net, NETLINK_CB(in_skb).pid);
+ err = rtnl_unicast(skb, net, NETLINK_CB(in_skb).portid);
errout:
return err;
}
goto errout;
err = rt6_fill_node(net, skb, rt, NULL, NULL, 0,
- event, info->pid, seq, 0, 0, 0);
+ event, info->portid, seq, 0, 0, 0);
if (err < 0) {
/* -EMSGSIZE implies BUG in rt6_nlmsg_size() */
WARN_ON(err == -EMSGSIZE);
kfree_skb(skb);
goto errout;
}
- rtnl_notify(skb, net, info->pid, RTNLGRP_IPV6_ROUTE,
+ rtnl_notify(skb, net, info->portid, RTNLGRP_IPV6_ROUTE,
info->nlh, gfp_any());
return;
errout:
#else
seq_puts(m, "00000000000000000000000000000000 00 ");
#endif
- rcu_read_lock();
n = rt->n;
if (n) {
seq_printf(m, "%pi6", n->primary_key);
} else {
seq_puts(m, "00000000000000000000000000000000");
}
- rcu_read_unlock();
seq_printf(m, " %08x %08x %08x %08x %8s\n",
rt->rt6i_metric, atomic_read(&rt->dst.__refcnt),
rt->dst.__use, rt->rt6i_flags,
goto err_out;
}
- hdr = genlmsg_put(msg, info->snd_pid, info->snd_seq,
+ hdr = genlmsg_put(msg, info->snd_portid, info->snd_seq,
&irda_nl_family, 0, IRDA_NL_CMD_GET_MODE);
if (hdr == NULL) {
ret = -EMSGSIZE;
struct {
uint8_t msg_version;
- uint32_t msg_pid;
+ uint32_t msg_portid;
int (*dump)(struct pfkey_sock *sk);
void (*done)(struct pfkey_sock *sk);
union {
hdr->sadb_msg_errno = 0;
hdr->sadb_msg_reserved = 0;
hdr->sadb_msg_seq = c->seq;
- hdr->sadb_msg_pid = c->pid;
+ hdr->sadb_msg_pid = c->portid;
pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_ALL, NULL, xs_net(x));
else
c.event = XFRM_MSG_UPDSA;
c.seq = hdr->sadb_msg_seq;
- c.pid = hdr->sadb_msg_pid;
+ c.portid = hdr->sadb_msg_pid;
km_state_notify(x, &c);
out:
xfrm_state_put(x);
goto out;
c.seq = hdr->sadb_msg_seq;
- c.pid = hdr->sadb_msg_pid;
+ c.portid = hdr->sadb_msg_pid;
c.event = XFRM_MSG_DELSA;
km_state_notify(x, &c);
out:
hdr->sadb_msg_satype = pfkey_proto2satype(c->data.proto);
hdr->sadb_msg_type = SADB_FLUSH;
hdr->sadb_msg_seq = c->seq;
- hdr->sadb_msg_pid = c->pid;
+ hdr->sadb_msg_pid = c->portid;
hdr->sadb_msg_version = PF_KEY_V2;
hdr->sadb_msg_errno = (uint8_t) 0;
hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t));
c.data.proto = proto;
c.seq = hdr->sadb_msg_seq;
- c.pid = hdr->sadb_msg_pid;
+ c.portid = hdr->sadb_msg_pid;
c.event = XFRM_MSG_FLUSHSA;
c.net = net;
km_state_notify(NULL, &c);
out_hdr->sadb_msg_errno = 0;
out_hdr->sadb_msg_reserved = 0;
out_hdr->sadb_msg_seq = count + 1;
- out_hdr->sadb_msg_pid = pfk->dump.msg_pid;
+ out_hdr->sadb_msg_pid = pfk->dump.msg_portid;
if (pfk->dump.skb)
pfkey_broadcast(pfk->dump.skb, GFP_ATOMIC, BROADCAST_ONE,
return -EINVAL;
pfk->dump.msg_version = hdr->sadb_msg_version;
- pfk->dump.msg_pid = hdr->sadb_msg_pid;
+ pfk->dump.msg_portid = hdr->sadb_msg_pid;
pfk->dump.dump = pfkey_dump_sa;
pfk->dump.done = pfkey_dump_sa_done;
xfrm_state_walk_init(&pfk->dump.u.state, proto);
out_hdr->sadb_msg_type = event2poltype(c->event);
out_hdr->sadb_msg_errno = 0;
out_hdr->sadb_msg_seq = c->seq;
- out_hdr->sadb_msg_pid = c->pid;
+ out_hdr->sadb_msg_pid = c->portid;
pfkey_broadcast(out_skb, GFP_ATOMIC, BROADCAST_ALL, NULL, xp_net(xp));
return 0;
c.event = XFRM_MSG_NEWPOLICY;
c.seq = hdr->sadb_msg_seq;
- c.pid = hdr->sadb_msg_pid;
+ c.portid = hdr->sadb_msg_pid;
km_policy_notify(xp, pol->sadb_x_policy_dir-1, &c);
xfrm_pol_put(xp);
goto out;
c.seq = hdr->sadb_msg_seq;
- c.pid = hdr->sadb_msg_pid;
+ c.portid = hdr->sadb_msg_pid;
c.data.byid = 0;
c.event = XFRM_MSG_DELPOLICY;
km_policy_notify(xp, pol->sadb_x_policy_dir-1, &c);
if (err)
goto out;
c.seq = hdr->sadb_msg_seq;
- c.pid = hdr->sadb_msg_pid;
+ c.portid = hdr->sadb_msg_pid;
c.data.byid = 1;
c.event = XFRM_MSG_DELPOLICY;
km_policy_notify(xp, dir, &c);
out_hdr->sadb_msg_satype = SADB_SATYPE_UNSPEC;
out_hdr->sadb_msg_errno = 0;
out_hdr->sadb_msg_seq = count + 1;
- out_hdr->sadb_msg_pid = pfk->dump.msg_pid;
+ out_hdr->sadb_msg_pid = pfk->dump.msg_portid;
if (pfk->dump.skb)
pfkey_broadcast(pfk->dump.skb, GFP_ATOMIC, BROADCAST_ONE,
return -EBUSY;
pfk->dump.msg_version = hdr->sadb_msg_version;
- pfk->dump.msg_pid = hdr->sadb_msg_pid;
+ pfk->dump.msg_portid = hdr->sadb_msg_pid;
pfk->dump.dump = pfkey_dump_sp;
pfk->dump.done = pfkey_dump_sp_done;
xfrm_policy_walk_init(&pfk->dump.u.policy, XFRM_POLICY_TYPE_MAIN);
hdr = (struct sadb_msg *) skb_put(skb_out, sizeof(struct sadb_msg));
hdr->sadb_msg_type = SADB_X_SPDFLUSH;
hdr->sadb_msg_seq = c->seq;
- hdr->sadb_msg_pid = c->pid;
+ hdr->sadb_msg_pid = c->portid;
hdr->sadb_msg_version = PF_KEY_V2;
hdr->sadb_msg_errno = (uint8_t) 0;
hdr->sadb_msg_len = (sizeof(struct sadb_msg) / sizeof(uint64_t));
c.data.type = XFRM_POLICY_TYPE_MAIN;
c.event = XFRM_MSG_FLUSHPOLICY;
- c.pid = hdr->sadb_msg_pid;
+ c.portid = hdr->sadb_msg_pid;
c.seq = hdr->sadb_msg_seq;
c.net = net;
km_policy_notify(NULL, 0, &c);
return net_generic(net, l2tp_eth_net_id);
}
+static struct lock_class_key l2tp_eth_tx_busylock;
static int l2tp_eth_dev_init(struct net_device *dev)
{
struct l2tp_eth *priv = netdev_priv(dev);
priv->dev = dev;
eth_hw_addr_random(dev);
memset(&dev->broadcast[0], 0xff, 6);
-
+ dev->qdisc_tx_busylock = &l2tp_eth_tx_busylock;
return 0;
}
goto out;
}
- hdr = genlmsg_put(msg, info->snd_pid, info->snd_seq,
+ hdr = genlmsg_put(msg, info->snd_portid, info->snd_seq,
&l2tp_nl_family, 0, L2TP_CMD_NOOP);
if (IS_ERR(hdr)) {
ret = PTR_ERR(hdr);
genlmsg_end(msg, hdr);
- return genlmsg_unicast(genl_info_net(info), msg, info->snd_pid);
+ return genlmsg_unicast(genl_info_net(info), msg, info->snd_portid);
err_out:
nlmsg_free(msg);
return ret;
}
-static int l2tp_nl_tunnel_send(struct sk_buff *skb, u32 pid, u32 seq, int flags,
+static int l2tp_nl_tunnel_send(struct sk_buff *skb, u32 portid, u32 seq, int flags,
struct l2tp_tunnel *tunnel)
{
void *hdr;
struct l2tp_stats stats;
unsigned int start;
- hdr = genlmsg_put(skb, pid, seq, &l2tp_nl_family, flags,
+ hdr = genlmsg_put(skb, portid, seq, &l2tp_nl_family, flags,
L2TP_CMD_TUNNEL_GET);
if (IS_ERR(hdr))
return PTR_ERR(hdr);
goto out;
}
- ret = l2tp_nl_tunnel_send(msg, info->snd_pid, info->snd_seq,
+ ret = l2tp_nl_tunnel_send(msg, info->snd_portid, info->snd_seq,
NLM_F_ACK, tunnel);
if (ret < 0)
goto err_out;
- return genlmsg_unicast(net, msg, info->snd_pid);
+ return genlmsg_unicast(net, msg, info->snd_portid);
err_out:
nlmsg_free(msg);
if (tunnel == NULL)
goto out;
- if (l2tp_nl_tunnel_send(skb, NETLINK_CB(cb->skb).pid,
+ if (l2tp_nl_tunnel_send(skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
tunnel) <= 0)
goto out;
return ret;
}
-static int l2tp_nl_session_send(struct sk_buff *skb, u32 pid, u32 seq, int flags,
+static int l2tp_nl_session_send(struct sk_buff *skb, u32 portid, u32 seq, int flags,
struct l2tp_session *session)
{
void *hdr;
sk = tunnel->sock;
- hdr = genlmsg_put(skb, pid, seq, &l2tp_nl_family, flags, L2TP_CMD_SESSION_GET);
+ hdr = genlmsg_put(skb, portid, seq, &l2tp_nl_family, flags, L2TP_CMD_SESSION_GET);
if (IS_ERR(hdr))
return PTR_ERR(hdr);
goto out;
}
- ret = l2tp_nl_session_send(msg, info->snd_pid, info->snd_seq,
+ ret = l2tp_nl_session_send(msg, info->snd_portid, info->snd_seq,
0, session);
if (ret < 0)
goto err_out;
- return genlmsg_unicast(genl_info_net(info), msg, info->snd_pid);
+ return genlmsg_unicast(genl_info_net(info), msg, info->snd_portid);
err_out:
nlmsg_free(msg);
continue;
}
- if (l2tp_nl_session_send(skb, NETLINK_CB(cb->skb).pid,
+ if (l2tp_nl_session_send(skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
session) <= 0)
break;
}
static struct nlmsghdr *
-start_msg(struct sk_buff *skb, u32 pid, u32 seq, unsigned int flags,
+start_msg(struct sk_buff *skb, u32 portid, u32 seq, unsigned int flags,
enum ipset_cmd cmd)
{
struct nlmsghdr *nlh;
struct nfgenmsg *nfmsg;
- nlh = nlmsg_put(skb, pid, seq, cmd | (NFNL_SUBSYS_IPSET << 8),
+ nlh = nlmsg_put(skb, portid, seq, cmd | (NFNL_SUBSYS_IPSET << 8),
sizeof(*nfmsg), flags);
if (nlh == NULL)
return NULL;
ip_set_id_t index = IPSET_INVALID_ID, max;
struct ip_set *set = NULL;
struct nlmsghdr *nlh = NULL;
- unsigned int flags = NETLINK_CB(cb->skb).pid ? NLM_F_MULTI : 0;
+ unsigned int flags = NETLINK_CB(cb->skb).portid ? NLM_F_MULTI : 0;
u32 dump_type, dump_flags;
int ret = 0;
pr_debug("reference set\n");
__ip_set_get(index);
}
- nlh = start_msg(skb, NETLINK_CB(cb->skb).pid,
+ nlh = start_msg(skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, flags,
IPSET_CMD_LIST);
if (!nlh) {
skb2 = nlmsg_new(payload, GFP_KERNEL);
if (skb2 == NULL)
return -ENOMEM;
- rep = __nlmsg_put(skb2, NETLINK_CB(skb).pid,
+ rep = __nlmsg_put(skb2, NETLINK_CB(skb).portid,
nlh->nlmsg_seq, NLMSG_ERROR, payload, 0);
errmsg = nlmsg_data(rep);
errmsg->error = ret;
*errline = lineno;
- netlink_unicast(ctnl, skb2, NETLINK_CB(skb).pid, MSG_DONTWAIT);
+ netlink_unicast(ctnl, skb2, NETLINK_CB(skb).portid, MSG_DONTWAIT);
/* Signal netlink not to send its ACK/errmsg. */
return -EINTR;
}
if (skb2 == NULL)
return -ENOMEM;
- nlh2 = start_msg(skb2, NETLINK_CB(skb).pid, nlh->nlmsg_seq, 0,
+ nlh2 = start_msg(skb2, NETLINK_CB(skb).portid, nlh->nlmsg_seq, 0,
IPSET_CMD_HEADER);
if (!nlh2)
goto nlmsg_failure;
goto nla_put_failure;
nlmsg_end(skb2, nlh2);
- ret = netlink_unicast(ctnl, skb2, NETLINK_CB(skb).pid, MSG_DONTWAIT);
+ ret = netlink_unicast(ctnl, skb2, NETLINK_CB(skb).portid, MSG_DONTWAIT);
if (ret < 0)
return ret;
if (skb2 == NULL)
return -ENOMEM;
- nlh2 = start_msg(skb2, NETLINK_CB(skb).pid, nlh->nlmsg_seq, 0,
+ nlh2 = start_msg(skb2, NETLINK_CB(skb).portid, nlh->nlmsg_seq, 0,
IPSET_CMD_TYPE);
if (!nlh2)
goto nlmsg_failure;
nlmsg_end(skb2, nlh2);
pr_debug("Send TYPE, nlmsg_len: %u\n", nlh2->nlmsg_len);
- ret = netlink_unicast(ctnl, skb2, NETLINK_CB(skb).pid, MSG_DONTWAIT);
+ ret = netlink_unicast(ctnl, skb2, NETLINK_CB(skb).portid, MSG_DONTWAIT);
if (ret < 0)
return ret;
if (skb2 == NULL)
return -ENOMEM;
- nlh2 = start_msg(skb2, NETLINK_CB(skb).pid, nlh->nlmsg_seq, 0,
+ nlh2 = start_msg(skb2, NETLINK_CB(skb).portid, nlh->nlmsg_seq, 0,
IPSET_CMD_PROTOCOL);
if (!nlh2)
goto nlmsg_failure;
goto nla_put_failure;
nlmsg_end(skb2, nlh2);
- ret = netlink_unicast(ctnl, skb2, NETLINK_CB(skb).pid, MSG_DONTWAIT);
+ ret = netlink_unicast(ctnl, skb2, NETLINK_CB(skb).portid, MSG_DONTWAIT);
if (ret < 0)
return ret;
{
void *hdr;
- hdr = genlmsg_put(skb, NETLINK_CB(cb->skb).pid, cb->nlh->nlmsg_seq,
+ hdr = genlmsg_put(skb, NETLINK_CB(cb->skb).portid, cb->nlh->nlmsg_seq,
&ip_vs_genl_family, NLM_F_MULTI,
IPVS_CMD_NEW_SERVICE);
if (!hdr)
{
void *hdr;
- hdr = genlmsg_put(skb, NETLINK_CB(cb->skb).pid, cb->nlh->nlmsg_seq,
+ hdr = genlmsg_put(skb, NETLINK_CB(cb->skb).portid, cb->nlh->nlmsg_seq,
&ip_vs_genl_family, NLM_F_MULTI,
IPVS_CMD_NEW_DEST);
if (!hdr)
struct netlink_callback *cb)
{
void *hdr;
- hdr = genlmsg_put(skb, NETLINK_CB(cb->skb).pid, cb->nlh->nlmsg_seq,
+ hdr = genlmsg_put(skb, NETLINK_CB(cb->skb).portid, cb->nlh->nlmsg_seq,
&ip_vs_genl_family, NLM_F_MULTI,
IPVS_CMD_NEW_DAEMON);
if (!hdr)
goto out_unlock;
item.ct = ct;
- item.pid = 0;
+ item.portid = 0;
item.report = 0;
ret = notify->fcn(events | missed, &item);
}
static int
-ctnetlink_fill_info(struct sk_buff *skb, u32 pid, u32 seq, u32 type,
+ctnetlink_fill_info(struct sk_buff *skb, u32 portid, u32 seq, u32 type,
struct nf_conn *ct)
{
struct nlmsghdr *nlh;
struct nfgenmsg *nfmsg;
struct nlattr *nest_parms;
- unsigned int flags = pid ? NLM_F_MULTI : 0, event;
+ unsigned int flags = portid ? NLM_F_MULTI : 0, event;
event = (NFNL_SUBSYS_CTNETLINK << 8 | IPCTNL_MSG_CT_NEW);
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*nfmsg), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*nfmsg), flags);
if (nlh == NULL)
goto nlmsg_failure;
goto errout;
type |= NFNL_SUBSYS_CTNETLINK << 8;
- nlh = nlmsg_put(skb, item->pid, 0, type, sizeof(*nfmsg), flags);
+ nlh = nlmsg_put(skb, item->portid, 0, type, sizeof(*nfmsg), flags);
if (nlh == NULL)
goto nlmsg_failure;
rcu_read_unlock();
nlmsg_end(skb, nlh);
- err = nfnetlink_send(skb, net, item->pid, group, item->report,
+ err = nfnetlink_send(skb, net, item->portid, group, item->report,
GFP_ATOMIC);
if (err == -ENOBUFS || err == -EAGAIN)
return -ENOBUFS;
#endif
rcu_read_lock();
res =
- ctnetlink_fill_info(skb, NETLINK_CB(cb->skb).pid,
+ ctnetlink_fill_info(skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
NFNL_MSG_TYPE(cb->nlh->nlmsg_type),
ct);
else {
/* Flush the whole table */
nf_conntrack_flush_report(net,
- NETLINK_CB(skb).pid,
+ NETLINK_CB(skb).portid,
nlmsg_report(nlh));
return 0;
}
if (del_timer(&ct->timeout)) {
if (nf_conntrack_event_report(IPCT_DESTROY, ct,
- NETLINK_CB(skb).pid,
+ NETLINK_CB(skb).portid,
nlmsg_report(nlh)) < 0) {
nf_ct_delete_from_lists(ct);
/* we failed to report the event, try later */
}
rcu_read_lock();
- err = ctnetlink_fill_info(skb2, NETLINK_CB(skb).pid, nlh->nlmsg_seq,
+ err = ctnetlink_fill_info(skb2, NETLINK_CB(skb).portid, nlh->nlmsg_seq,
NFNL_MSG_TYPE(nlh->nlmsg_type), ct);
rcu_read_unlock();
nf_ct_put(ct);
if (err <= 0)
goto free;
- err = netlink_unicast(ctnl, skb2, NETLINK_CB(skb).pid, MSG_DONTWAIT);
+ err = netlink_unicast(ctnl, skb2, NETLINK_CB(skb).portid, MSG_DONTWAIT);
if (err < 0)
goto out;
(1 << IPCT_PROTOINFO) |
(1 << IPCT_NATSEQADJ) |
(1 << IPCT_MARK) | events,
- ct, NETLINK_CB(skb).pid,
+ ct, NETLINK_CB(skb).portid,
nlmsg_report(nlh));
nf_ct_put(ct);
}
(1 << IPCT_PROTOINFO) |
(1 << IPCT_NATSEQADJ) |
(1 << IPCT_MARK),
- ct, NETLINK_CB(skb).pid,
+ ct, NETLINK_CB(skb).portid,
nlmsg_report(nlh));
}
}
}
static int
-ctnetlink_ct_stat_cpu_fill_info(struct sk_buff *skb, u32 pid, u32 seq,
+ctnetlink_ct_stat_cpu_fill_info(struct sk_buff *skb, u32 portid, u32 seq,
__u16 cpu, const struct ip_conntrack_stat *st)
{
struct nlmsghdr *nlh;
struct nfgenmsg *nfmsg;
- unsigned int flags = pid ? NLM_F_MULTI : 0, event;
+ unsigned int flags = portid ? NLM_F_MULTI : 0, event;
event = (NFNL_SUBSYS_CTNETLINK << 8 | IPCTNL_MSG_CT_GET_STATS_CPU);
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*nfmsg), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*nfmsg), flags);
if (nlh == NULL)
goto nlmsg_failure;
st = per_cpu_ptr(net->ct.stat, cpu);
if (ctnetlink_ct_stat_cpu_fill_info(skb,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
cpu, st) < 0)
break;
}
static int
-ctnetlink_stat_ct_fill_info(struct sk_buff *skb, u32 pid, u32 seq, u32 type,
+ctnetlink_stat_ct_fill_info(struct sk_buff *skb, u32 portid, u32 seq, u32 type,
struct net *net)
{
struct nlmsghdr *nlh;
struct nfgenmsg *nfmsg;
- unsigned int flags = pid ? NLM_F_MULTI : 0, event;
+ unsigned int flags = portid ? NLM_F_MULTI : 0, event;
unsigned int nr_conntracks = atomic_read(&net->ct.count);
event = (NFNL_SUBSYS_CTNETLINK << 8 | IPCTNL_MSG_CT_GET_STATS);
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*nfmsg), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*nfmsg), flags);
if (nlh == NULL)
goto nlmsg_failure;
if (skb2 == NULL)
return -ENOMEM;
- err = ctnetlink_stat_ct_fill_info(skb2, NETLINK_CB(skb).pid,
+ err = ctnetlink_stat_ct_fill_info(skb2, NETLINK_CB(skb).portid,
nlh->nlmsg_seq,
NFNL_MSG_TYPE(nlh->nlmsg_type),
sock_net(skb->sk));
if (err <= 0)
goto free;
- err = netlink_unicast(ctnl, skb2, NETLINK_CB(skb).pid, MSG_DONTWAIT);
+ err = netlink_unicast(ctnl, skb2, NETLINK_CB(skb).portid, MSG_DONTWAIT);
if (err < 0)
goto out;
}
static int
-ctnetlink_exp_fill_info(struct sk_buff *skb, u32 pid, u32 seq,
+ctnetlink_exp_fill_info(struct sk_buff *skb, u32 portid, u32 seq,
int event, const struct nf_conntrack_expect *exp)
{
struct nlmsghdr *nlh;
struct nfgenmsg *nfmsg;
- unsigned int flags = pid ? NLM_F_MULTI : 0;
+ unsigned int flags = portid ? NLM_F_MULTI : 0;
event |= NFNL_SUBSYS_CTNETLINK_EXP << 8;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*nfmsg), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*nfmsg), flags);
if (nlh == NULL)
goto nlmsg_failure;
goto errout;
type |= NFNL_SUBSYS_CTNETLINK_EXP << 8;
- nlh = nlmsg_put(skb, item->pid, 0, type, sizeof(*nfmsg), flags);
+ nlh = nlmsg_put(skb, item->portid, 0, type, sizeof(*nfmsg), flags);
if (nlh == NULL)
goto nlmsg_failure;
rcu_read_unlock();
nlmsg_end(skb, nlh);
- nfnetlink_send(skb, net, item->pid, group, item->report, GFP_ATOMIC);
+ nfnetlink_send(skb, net, item->portid, group, item->report, GFP_ATOMIC);
return 0;
nla_put_failure:
cb->args[1] = 0;
}
if (ctnetlink_exp_fill_info(skb,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
IPCTNL_MSG_EXP_NEW,
exp) < 0) {
}
rcu_read_lock();
- err = ctnetlink_exp_fill_info(skb2, NETLINK_CB(skb).pid,
+ err = ctnetlink_exp_fill_info(skb2, NETLINK_CB(skb).portid,
nlh->nlmsg_seq, IPCTNL_MSG_EXP_NEW, exp);
rcu_read_unlock();
nf_ct_expect_put(exp);
if (err <= 0)
goto free;
- err = netlink_unicast(ctnl, skb2, NETLINK_CB(skb).pid, MSG_DONTWAIT);
+ err = netlink_unicast(ctnl, skb2, NETLINK_CB(skb).portid, MSG_DONTWAIT);
if (err < 0)
goto out;
/* after list removal, usage count == 1 */
spin_lock_bh(&nf_conntrack_lock);
if (del_timer(&exp->timeout)) {
- nf_ct_unlink_expect_report(exp, NETLINK_CB(skb).pid,
+ nf_ct_unlink_expect_report(exp, NETLINK_CB(skb).portid,
nlmsg_report(nlh));
nf_ct_expect_put(exp);
}
if (!strcmp(m_help->helper->name, name) &&
del_timer(&exp->timeout)) {
nf_ct_unlink_expect_report(exp,
- NETLINK_CB(skb).pid,
+ NETLINK_CB(skb).portid,
nlmsg_report(nlh));
nf_ct_expect_put(exp);
}
hnode) {
if (del_timer(&exp->timeout)) {
nf_ct_unlink_expect_report(exp,
- NETLINK_CB(skb).pid,
+ NETLINK_CB(skb).portid,
nlmsg_report(nlh));
nf_ct_expect_put(exp);
}
ctnetlink_create_expect(struct net *net, u16 zone,
const struct nlattr * const cda[],
u_int8_t u3,
- u32 pid, int report)
+ u32 portid, int report)
{
struct nf_conntrack_tuple tuple, mask, master_tuple;
struct nf_conntrack_tuple_hash *h = NULL;
if (err < 0)
goto err_out;
}
- err = nf_ct_expect_related_report(exp, pid, report);
+ err = nf_ct_expect_related_report(exp, portid, report);
err_out:
nf_ct_expect_put(exp);
out:
if (nlh->nlmsg_flags & NLM_F_CREATE) {
err = ctnetlink_create_expect(net, zone, cda,
u3,
- NETLINK_CB(skb).pid,
+ NETLINK_CB(skb).portid,
nlmsg_report(nlh));
}
return err;
}
static int
-ctnetlink_exp_stat_fill_info(struct sk_buff *skb, u32 pid, u32 seq, int cpu,
+ctnetlink_exp_stat_fill_info(struct sk_buff *skb, u32 portid, u32 seq, int cpu,
const struct ip_conntrack_stat *st)
{
struct nlmsghdr *nlh;
struct nfgenmsg *nfmsg;
- unsigned int flags = pid ? NLM_F_MULTI : 0, event;
+ unsigned int flags = portid ? NLM_F_MULTI : 0, event;
event = (NFNL_SUBSYS_CTNETLINK << 8 | IPCTNL_MSG_EXP_GET_STATS_CPU);
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*nfmsg), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*nfmsg), flags);
if (nlh == NULL)
goto nlmsg_failure;
continue;
st = per_cpu_ptr(net->ct.stat, cpu);
- if (ctnetlink_exp_stat_fill_info(skb, NETLINK_CB(cb->skb).pid,
+ if (ctnetlink_exp_stat_fill_info(skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
cpu, st) < 0)
break;
#endif
};
- nfnl = netlink_kernel_create(net, NETLINK_NETFILTER, THIS_MODULE, &cfg);
+ nfnl = netlink_kernel_create(net, NETLINK_NETFILTER, &cfg);
if (!nfnl)
return -ENOMEM;
net->nfnl_stash = nfnl;
}
static int
-nfnl_acct_fill_info(struct sk_buff *skb, u32 pid, u32 seq, u32 type,
+nfnl_acct_fill_info(struct sk_buff *skb, u32 portid, u32 seq, u32 type,
int event, struct nf_acct *acct)
{
struct nlmsghdr *nlh;
struct nfgenmsg *nfmsg;
- unsigned int flags = pid ? NLM_F_MULTI : 0;
+ unsigned int flags = portid ? NLM_F_MULTI : 0;
u64 pkts, bytes;
event |= NFNL_SUBSYS_ACCT << 8;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*nfmsg), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*nfmsg), flags);
if (nlh == NULL)
goto nlmsg_failure;
if (last && cur != last)
continue;
- if (nfnl_acct_fill_info(skb, NETLINK_CB(cb->skb).pid,
+ if (nfnl_acct_fill_info(skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
NFNL_MSG_TYPE(cb->nlh->nlmsg_type),
NFNL_MSG_ACCT_NEW, cur) < 0) {
break;
}
- ret = nfnl_acct_fill_info(skb2, NETLINK_CB(skb).pid,
+ ret = nfnl_acct_fill_info(skb2, NETLINK_CB(skb).portid,
nlh->nlmsg_seq,
NFNL_MSG_TYPE(nlh->nlmsg_type),
NFNL_MSG_ACCT_NEW, cur);
kfree_skb(skb2);
break;
}
- ret = netlink_unicast(nfnl, skb2, NETLINK_CB(skb).pid,
+ ret = netlink_unicast(nfnl, skb2, NETLINK_CB(skb).portid,
MSG_DONTWAIT);
if (ret > 0)
ret = 0;
}
static int
-nfnl_cthelper_fill_info(struct sk_buff *skb, u32 pid, u32 seq, u32 type,
+nfnl_cthelper_fill_info(struct sk_buff *skb, u32 portid, u32 seq, u32 type,
int event, struct nf_conntrack_helper *helper)
{
struct nlmsghdr *nlh;
struct nfgenmsg *nfmsg;
- unsigned int flags = pid ? NLM_F_MULTI : 0;
+ unsigned int flags = portid ? NLM_F_MULTI : 0;
int status;
event |= NFNL_SUBSYS_CTHELPER << 8;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*nfmsg), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*nfmsg), flags);
if (nlh == NULL)
goto nlmsg_failure;
cb->args[1] = 0;
}
if (nfnl_cthelper_fill_info(skb,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
NFNL_MSG_TYPE(cb->nlh->nlmsg_type),
NFNL_MSG_CTHELPER_NEW, cur) < 0) {
break;
}
- ret = nfnl_cthelper_fill_info(skb2, NETLINK_CB(skb).pid,
+ ret = nfnl_cthelper_fill_info(skb2, NETLINK_CB(skb).portid,
nlh->nlmsg_seq,
NFNL_MSG_TYPE(nlh->nlmsg_type),
NFNL_MSG_CTHELPER_NEW, cur);
break;
}
- ret = netlink_unicast(nfnl, skb2, NETLINK_CB(skb).pid,
+ ret = netlink_unicast(nfnl, skb2, NETLINK_CB(skb).portid,
MSG_DONTWAIT);
if (ret > 0)
ret = 0;
}
static int
-ctnl_timeout_fill_info(struct sk_buff *skb, u32 pid, u32 seq, u32 type,
+ctnl_timeout_fill_info(struct sk_buff *skb, u32 portid, u32 seq, u32 type,
int event, struct ctnl_timeout *timeout)
{
struct nlmsghdr *nlh;
struct nfgenmsg *nfmsg;
- unsigned int flags = pid ? NLM_F_MULTI : 0;
+ unsigned int flags = portid ? NLM_F_MULTI : 0;
struct nf_conntrack_l4proto *l4proto = timeout->l4proto;
event |= NFNL_SUBSYS_CTNETLINK_TIMEOUT << 8;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*nfmsg), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*nfmsg), flags);
if (nlh == NULL)
goto nlmsg_failure;
if (last && cur != last)
continue;
- if (ctnl_timeout_fill_info(skb, NETLINK_CB(cb->skb).pid,
+ if (ctnl_timeout_fill_info(skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
NFNL_MSG_TYPE(cb->nlh->nlmsg_type),
IPCTNL_MSG_TIMEOUT_NEW, cur) < 0) {
break;
}
- ret = ctnl_timeout_fill_info(skb2, NETLINK_CB(skb).pid,
+ ret = ctnl_timeout_fill_info(skb2, NETLINK_CB(skb).portid,
nlh->nlmsg_seq,
NFNL_MSG_TYPE(nlh->nlmsg_type),
IPCTNL_MSG_TIMEOUT_NEW, cur);
kfree_skb(skb2);
break;
}
- ret = netlink_unicast(ctnl, skb2, NETLINK_CB(skb).pid,
+ ret = netlink_unicast(ctnl, skb2, NETLINK_CB(skb).portid,
MSG_DONTWAIT);
if (ret > 0)
ret = 0;
struct sk_buff *skb; /* pre-allocatd skb */
struct timer_list timer;
struct user_namespace *peer_user_ns; /* User namespace of the peer process */
- int peer_pid; /* PID of the peer process */
+ int peer_portid; /* PORTID of the peer process */
/* configurable parameters */
unsigned int flushtimeout; /* timeout until queue flush */
static void nfulnl_timer(unsigned long data);
static struct nfulnl_instance *
-instance_create(u_int16_t group_num, int pid, struct user_namespace *user_ns)
+instance_create(u_int16_t group_num, int portid, struct user_namespace *user_ns)
{
struct nfulnl_instance *inst;
int err;
setup_timer(&inst->timer, nfulnl_timer, (unsigned long)inst);
inst->peer_user_ns = user_ns;
- inst->peer_pid = pid;
+ inst->peer_portid = portid;
inst->group_num = group_num;
inst->qthreshold = NFULNL_QTHRESH_DEFAULT;
if (!nlh)
goto out;
}
- status = nfnetlink_unicast(inst->skb, &init_net, inst->peer_pid,
+ status = nfnetlink_unicast(inst->skb, &init_net, inst->peer_portid,
MSG_DONTWAIT);
inst->qlen = 0;
if (event == NETLINK_URELEASE && n->protocol == NETLINK_NETFILTER) {
int i;
- /* destroy all instances for this pid */
+ /* destroy all instances for this portid */
spin_lock_bh(&instances_lock);
for (i = 0; i < INSTANCE_BUCKETS; i++) {
struct hlist_node *tmp, *t2;
hlist_for_each_entry_safe(inst, tmp, t2, head, hlist) {
if ((net_eq(n->net, &init_net)) &&
- (n->pid == inst->peer_pid))
+ (n->portid == inst->peer_portid))
__instance_destroy(inst);
}
}
}
inst = instance_lookup_get(group_num);
- if (inst && inst->peer_pid != NETLINK_CB(skb).pid) {
+ if (inst && inst->peer_portid != NETLINK_CB(skb).portid) {
ret = -EPERM;
goto out_put;
}
}
inst = instance_create(group_num,
- NETLINK_CB(skb).pid,
+ NETLINK_CB(skb).portid,
sk_user_ns(NETLINK_CB(skb).ssk));
if (IS_ERR(inst)) {
ret = PTR_ERR(inst);
return seq_printf(s, "%5d %6d %5d %1d %5d %6d %2d\n",
inst->group_num,
- inst->peer_pid, inst->qlen,
+ inst->peer_portid, inst->qlen,
inst->copy_mode, inst->copy_range,
inst->flushtimeout, atomic_read(&inst->use));
}
struct hlist_node hlist; /* global list of queues */
struct rcu_head rcu;
- int peer_pid;
+ int peer_portid;
unsigned int queue_maxlen;
unsigned int copy_range;
unsigned int queue_dropped;
}
static struct nfqnl_instance *
-instance_create(u_int16_t queue_num, int pid)
+instance_create(u_int16_t queue_num, int portid)
{
struct nfqnl_instance *inst;
unsigned int h;
}
inst->queue_num = queue_num;
- inst->peer_pid = pid;
+ inst->peer_portid = portid;
inst->queue_maxlen = NFQNL_QMAX_DEFAULT;
inst->copy_range = 0xfffff;
inst->copy_mode = NFQNL_COPY_NONE;
}
spin_lock_bh(&queue->lock);
- if (!queue->peer_pid) {
+ if (!queue->peer_portid) {
err = -EINVAL;
goto err_out_free_nskb;
}
*packet_id_ptr = htonl(entry->id);
/* nfnetlink_unicast will either free the nskb or add it to a socket */
- err = nfnetlink_unicast(nskb, &init_net, queue->peer_pid, MSG_DONTWAIT);
+ err = nfnetlink_unicast(nskb, &init_net, queue->peer_portid, MSG_DONTWAIT);
if (err < 0) {
queue->queue_user_dropped++;
goto err_out_unlock;
if (event == NETLINK_URELEASE && n->protocol == NETLINK_NETFILTER) {
int i;
- /* destroy all instances for this pid */
+ /* destroy all instances for this portid */
spin_lock(&instances_lock);
for (i = 0; i < INSTANCE_BUCKETS; i++) {
struct hlist_node *tmp, *t2;
hlist_for_each_entry_safe(inst, tmp, t2, head, hlist) {
if ((n->net == &init_net) &&
- (n->pid == inst->peer_pid))
+ (n->portid == inst->peer_portid))
__instance_destroy(inst);
}
}
[NFQA_MARK] = { .type = NLA_U32 },
};
-static struct nfqnl_instance *verdict_instance_lookup(u16 queue_num, int nlpid)
+static struct nfqnl_instance *verdict_instance_lookup(u16 queue_num, int nlportid)
{
struct nfqnl_instance *queue;
if (!queue)
return ERR_PTR(-ENODEV);
- if (queue->peer_pid != nlpid)
+ if (queue->peer_portid != nlportid)
return ERR_PTR(-EPERM);
return queue;
LIST_HEAD(batch_list);
u16 queue_num = ntohs(nfmsg->res_id);
- queue = verdict_instance_lookup(queue_num, NETLINK_CB(skb).pid);
+ queue = verdict_instance_lookup(queue_num, NETLINK_CB(skb).portid);
if (IS_ERR(queue))
return PTR_ERR(queue);
queue = instance_lookup(queue_num);
if (!queue)
- queue = verdict_instance_lookup(queue_num, NETLINK_CB(skb).pid);
+ queue = verdict_instance_lookup(queue_num, NETLINK_CB(skb).portid);
if (IS_ERR(queue))
return PTR_ERR(queue);
rcu_read_lock();
queue = instance_lookup(queue_num);
- if (queue && queue->peer_pid != NETLINK_CB(skb).pid) {
+ if (queue && queue->peer_portid != NETLINK_CB(skb).portid) {
ret = -EPERM;
goto err_out_unlock;
}
ret = -EBUSY;
goto err_out_unlock;
}
- queue = instance_create(queue_num, NETLINK_CB(skb).pid);
+ queue = instance_create(queue_num, NETLINK_CB(skb).portid);
if (IS_ERR(queue)) {
ret = PTR_ERR(queue);
goto err_out_unlock;
return seq_printf(s, "%5d %6d %5d %1d %5d %5d %5d %8d %2d\n",
inst->queue_num,
- inst->peer_pid, inst->queue_total,
+ inst->peer_portid, inst->queue_total,
inst->copy_mode, inst->copy_range,
inst->queue_dropped, inst->queue_user_dropped,
inst->id_sequence, 1);
struct netlbl_cipsov4_doiwalk_arg *cb_arg = arg;
void *data;
- data = genlmsg_put(cb_arg->skb, NETLINK_CB(cb_arg->nl_cb->skb).pid,
+ data = genlmsg_put(cb_arg->skb, NETLINK_CB(cb_arg->nl_cb->skb).portid,
cb_arg->seq, &netlbl_cipsov4_gnl_family,
NLM_F_MULTI, NLBL_CIPSOV4_C_LISTALL);
if (data == NULL)
struct netlbl_domhsh_walk_arg *cb_arg = arg;
void *data;
- data = genlmsg_put(cb_arg->skb, NETLINK_CB(cb_arg->nl_cb->skb).pid,
+ data = genlmsg_put(cb_arg->skb, NETLINK_CB(cb_arg->nl_cb->skb).portid,
cb_arg->seq, &netlbl_mgmt_gnl_family,
NLM_F_MULTI, NLBL_MGMT_C_LISTALL);
if (data == NULL)
int ret_val = -ENOMEM;
void *data;
- data = genlmsg_put(skb, NETLINK_CB(cb->skb).pid, cb->nlh->nlmsg_seq,
+ data = genlmsg_put(skb, NETLINK_CB(cb->skb).portid, cb->nlh->nlmsg_seq,
&netlbl_mgmt_gnl_family, NLM_F_MULTI,
NLBL_MGMT_C_PROTOCOLS);
if (data == NULL)
char *secctx;
u32 secctx_len;
- data = genlmsg_put(cb_arg->skb, NETLINK_CB(cb_arg->nl_cb->skb).pid,
+ data = genlmsg_put(cb_arg->skb, NETLINK_CB(cb_arg->nl_cb->skb).portid,
cb_arg->seq, &netlbl_unlabel_gnl_family,
NLM_F_MULTI, cmd);
if (data == NULL)
struct netlink_sock {
/* struct sock has to be the first member of netlink_sock */
struct sock sk;
- u32 pid;
- u32 dst_pid;
+ u32 portid;
+ u32 dst_portid;
u32 dst_group;
u32 flags;
u32 subscriptions;
return nlk_sk(sk)->flags & NETLINK_KERNEL_SOCKET;
}
-struct nl_pid_hash {
+struct nl_portid_hash {
struct hlist_head *table;
unsigned long rehash_time;
};
struct netlink_table {
- struct nl_pid_hash hash;
+ struct nl_portid_hash hash;
struct hlist_head mc_list;
struct listeners __rcu *listeners;
- unsigned int nl_nonroot;
+ unsigned int flags;
unsigned int groups;
struct mutex *cb_mutex;
struct module *module;
return group ? 1 << (group - 1) : 0;
}
-static inline struct hlist_head *nl_pid_hashfn(struct nl_pid_hash *hash, u32 pid)
+static inline struct hlist_head *nl_portid_hashfn(struct nl_portid_hash *hash, u32 portid)
{
- return &hash->table[jhash_1word(pid, hash->rnd) & hash->mask];
+ return &hash->table[jhash_1word(portid, hash->rnd) & hash->mask];
}
static void netlink_destroy_callback(struct netlink_callback *cb)
wake_up(&nl_table_wait);
}
-static struct sock *netlink_lookup(struct net *net, int protocol, u32 pid)
+static struct sock *netlink_lookup(struct net *net, int protocol, u32 portid)
{
- struct nl_pid_hash *hash = &nl_table[protocol].hash;
+ struct nl_portid_hash *hash = &nl_table[protocol].hash;
struct hlist_head *head;
struct sock *sk;
struct hlist_node *node;
read_lock(&nl_table_lock);
- head = nl_pid_hashfn(hash, pid);
+ head = nl_portid_hashfn(hash, portid);
sk_for_each(sk, node, head) {
- if (net_eq(sock_net(sk), net) && (nlk_sk(sk)->pid == pid)) {
+ if (net_eq(sock_net(sk), net) && (nlk_sk(sk)->portid == portid)) {
sock_hold(sk);
goto found;
}
return sk;
}
-static struct hlist_head *nl_pid_hash_zalloc(size_t size)
+static struct hlist_head *nl_portid_hash_zalloc(size_t size)
{
if (size <= PAGE_SIZE)
return kzalloc(size, GFP_ATOMIC);
get_order(size));
}
-static void nl_pid_hash_free(struct hlist_head *table, size_t size)
+static void nl_portid_hash_free(struct hlist_head *table, size_t size)
{
if (size <= PAGE_SIZE)
kfree(table);
free_pages((unsigned long)table, get_order(size));
}
-static int nl_pid_hash_rehash(struct nl_pid_hash *hash, int grow)
+static int nl_portid_hash_rehash(struct nl_portid_hash *hash, int grow)
{
unsigned int omask, mask, shift;
size_t osize, size;
size *= 2;
}
- table = nl_pid_hash_zalloc(size);
+ table = nl_portid_hash_zalloc(size);
if (!table)
return 0;
struct hlist_node *node, *tmp;
sk_for_each_safe(sk, node, tmp, &otable[i])
- __sk_add_node(sk, nl_pid_hashfn(hash, nlk_sk(sk)->pid));
+ __sk_add_node(sk, nl_portid_hashfn(hash, nlk_sk(sk)->portid));
}
- nl_pid_hash_free(otable, osize);
+ nl_portid_hash_free(otable, osize);
hash->rehash_time = jiffies + 10 * 60 * HZ;
return 1;
}
-static inline int nl_pid_hash_dilute(struct nl_pid_hash *hash, int len)
+static inline int nl_portid_hash_dilute(struct nl_portid_hash *hash, int len)
{
int avg = hash->entries >> hash->shift;
- if (unlikely(avg > 1) && nl_pid_hash_rehash(hash, 1))
+ if (unlikely(avg > 1) && nl_portid_hash_rehash(hash, 1))
return 1;
if (unlikely(len > avg) && time_after(jiffies, hash->rehash_time)) {
- nl_pid_hash_rehash(hash, 0);
+ nl_portid_hash_rehash(hash, 0);
return 1;
}
* makes sure updates are visible before bind or setsockopt return. */
}
-static int netlink_insert(struct sock *sk, struct net *net, u32 pid)
+static int netlink_insert(struct sock *sk, struct net *net, u32 portid)
{
- struct nl_pid_hash *hash = &nl_table[sk->sk_protocol].hash;
+ struct nl_portid_hash *hash = &nl_table[sk->sk_protocol].hash;
struct hlist_head *head;
int err = -EADDRINUSE;
struct sock *osk;
int len;
netlink_table_grab();
- head = nl_pid_hashfn(hash, pid);
+ head = nl_portid_hashfn(hash, portid);
len = 0;
sk_for_each(osk, node, head) {
- if (net_eq(sock_net(osk), net) && (nlk_sk(osk)->pid == pid))
+ if (net_eq(sock_net(osk), net) && (nlk_sk(osk)->portid == portid))
break;
len++;
}
goto err;
err = -EBUSY;
- if (nlk_sk(sk)->pid)
+ if (nlk_sk(sk)->portid)
goto err;
err = -ENOMEM;
if (BITS_PER_LONG > 32 && unlikely(hash->entries >= UINT_MAX))
goto err;
- if (len && nl_pid_hash_dilute(hash, len))
- head = nl_pid_hashfn(hash, pid);
+ if (len && nl_portid_hash_dilute(hash, len))
+ head = nl_portid_hashfn(hash, portid);
hash->entries++;
- nlk_sk(sk)->pid = pid;
+ nlk_sk(sk)->portid = portid;
sk_add_node(sk, head);
err = 0;
skb_queue_purge(&sk->sk_write_queue);
- if (nlk->pid) {
+ if (nlk->portid) {
struct netlink_notify n = {
.net = sock_net(sk),
.protocol = sk->sk_protocol,
- .pid = nlk->pid,
+ .portid = nlk->portid,
};
atomic_notifier_call_chain(&netlink_chain,
NETLINK_URELEASE, &n);
if (--nl_table[sk->sk_protocol].registered == 0) {
kfree(nl_table[sk->sk_protocol].listeners);
nl_table[sk->sk_protocol].module = NULL;
+ nl_table[sk->sk_protocol].bind = NULL;
+ nl_table[sk->sk_protocol].flags = 0;
nl_table[sk->sk_protocol].registered = 0;
}
} else if (nlk->subscriptions) {
{
struct sock *sk = sock->sk;
struct net *net = sock_net(sk);
- struct nl_pid_hash *hash = &nl_table[sk->sk_protocol].hash;
+ struct nl_portid_hash *hash = &nl_table[sk->sk_protocol].hash;
struct hlist_head *head;
struct sock *osk;
struct hlist_node *node;
- s32 pid = task_tgid_vnr(current);
+ s32 portid = task_tgid_vnr(current);
int err;
static s32 rover = -4097;
retry:
cond_resched();
netlink_table_grab();
- head = nl_pid_hashfn(hash, pid);
+ head = nl_portid_hashfn(hash, portid);
sk_for_each(osk, node, head) {
if (!net_eq(sock_net(osk), net))
continue;
- if (nlk_sk(osk)->pid == pid) {
- /* Bind collision, search negative pid values. */
- pid = rover--;
+ if (nlk_sk(osk)->portid == portid) {
+ /* Bind collision, search negative portid values. */
+ portid = rover--;
if (rover > -4097)
rover = -4097;
netlink_table_ungrab();
}
netlink_table_ungrab();
- err = netlink_insert(sk, net, pid);
+ err = netlink_insert(sk, net, portid);
if (err == -EADDRINUSE)
goto retry;
static inline int netlink_capable(const struct socket *sock, unsigned int flag)
{
- return (nl_table[sock->sk->sk_protocol].nl_nonroot & flag) ||
+ return (nl_table[sock->sk->sk_protocol].flags & flag) ||
capable(CAP_NET_ADMIN);
}
/* Only superuser is allowed to listen multicasts */
if (nladdr->nl_groups) {
- if (!netlink_capable(sock, NL_NONROOT_RECV))
+ if (!netlink_capable(sock, NL_CFG_F_NONROOT_RECV))
return -EPERM;
err = netlink_realloc_groups(sk);
if (err)
return err;
}
- if (nlk->pid) {
- if (nladdr->nl_pid != nlk->pid)
+ if (nlk->portid) {
+ if (nladdr->nl_pid != nlk->portid)
return -EINVAL;
} else {
err = nladdr->nl_pid ?
if (addr->sa_family == AF_UNSPEC) {
sk->sk_state = NETLINK_UNCONNECTED;
- nlk->dst_pid = 0;
+ nlk->dst_portid = 0;
nlk->dst_group = 0;
return 0;
}
return -EINVAL;
/* Only superuser is allowed to send multicasts */
- if (nladdr->nl_groups && !netlink_capable(sock, NL_NONROOT_SEND))
+ if (nladdr->nl_groups && !netlink_capable(sock, NL_CFG_F_NONROOT_SEND))
return -EPERM;
- if (!nlk->pid)
+ if (!nlk->portid)
err = netlink_autobind(sock);
if (err == 0) {
sk->sk_state = NETLINK_CONNECTED;
- nlk->dst_pid = nladdr->nl_pid;
+ nlk->dst_portid = nladdr->nl_pid;
nlk->dst_group = ffs(nladdr->nl_groups);
}
*addr_len = sizeof(*nladdr);
if (peer) {
- nladdr->nl_pid = nlk->dst_pid;
+ nladdr->nl_pid = nlk->dst_portid;
nladdr->nl_groups = netlink_group_mask(nlk->dst_group);
} else {
- nladdr->nl_pid = nlk->pid;
+ nladdr->nl_pid = nlk->portid;
nladdr->nl_groups = nlk->groups ? nlk->groups[0] : 0;
}
return 0;
atomic_inc(&sk->sk_drops);
}
-static struct sock *netlink_getsockbypid(struct sock *ssk, u32 pid)
+static struct sock *netlink_getsockbyportid(struct sock *ssk, u32 portid)
{
struct sock *sock;
struct netlink_sock *nlk;
- sock = netlink_lookup(sock_net(ssk), ssk->sk_protocol, pid);
+ sock = netlink_lookup(sock_net(ssk), ssk->sk_protocol, portid);
if (!sock)
return ERR_PTR(-ECONNREFUSED);
/* Don't bother queuing skb if kernel socket has no input function */
nlk = nlk_sk(sock);
if (sock->sk_state == NETLINK_CONNECTED &&
- nlk->dst_pid != nlk_sk(ssk)->pid) {
+ nlk->dst_portid != nlk_sk(ssk)->portid) {
sock_put(sock);
return ERR_PTR(-ECONNREFUSED);
}
}
int netlink_unicast(struct sock *ssk, struct sk_buff *skb,
- u32 pid, int nonblock)
+ u32 portid, int nonblock)
{
struct sock *sk;
int err;
timeo = sock_sndtimeo(ssk, nonblock);
retry:
- sk = netlink_getsockbypid(ssk, pid);
+ sk = netlink_getsockbyportid(ssk, portid);
if (IS_ERR(sk)) {
kfree_skb(skb);
return PTR_ERR(sk);
struct netlink_broadcast_data {
struct sock *exclude_sk;
struct net *net;
- u32 pid;
+ u32 portid;
u32 group;
int failure;
int delivery_failure;
if (p->exclude_sk == sk)
goto out;
- if (nlk->pid == p->pid || p->group - 1 >= nlk->ngroups ||
+ if (nlk->portid == p->portid || p->group - 1 >= nlk->ngroups ||
!test_bit(p->group - 1, nlk->groups))
goto out;
return 0;
}
-int netlink_broadcast_filtered(struct sock *ssk, struct sk_buff *skb, u32 pid,
+int netlink_broadcast_filtered(struct sock *ssk, struct sk_buff *skb, u32 portid,
u32 group, gfp_t allocation,
int (*filter)(struct sock *dsk, struct sk_buff *skb, void *data),
void *filter_data)
info.exclude_sk = ssk;
info.net = net;
- info.pid = pid;
+ info.portid = portid;
info.group = group;
info.failure = 0;
info.delivery_failure = 0;
}
EXPORT_SYMBOL(netlink_broadcast_filtered);
-int netlink_broadcast(struct sock *ssk, struct sk_buff *skb, u32 pid,
+int netlink_broadcast(struct sock *ssk, struct sk_buff *skb, u32 portid,
u32 group, gfp_t allocation)
{
- return netlink_broadcast_filtered(ssk, skb, pid, group, allocation,
+ return netlink_broadcast_filtered(ssk, skb, portid, group, allocation,
NULL, NULL);
}
EXPORT_SYMBOL(netlink_broadcast);
struct netlink_set_err_data {
struct sock *exclude_sk;
- u32 pid;
+ u32 portid;
u32 group;
int code;
};
if (!net_eq(sock_net(sk), sock_net(p->exclude_sk)))
goto out;
- if (nlk->pid == p->pid || p->group - 1 >= nlk->ngroups ||
+ if (nlk->portid == p->portid || p->group - 1 >= nlk->ngroups ||
!test_bit(p->group - 1, nlk->groups))
goto out;
/**
* netlink_set_err - report error to broadcast listeners
* @ssk: the kernel netlink socket, as returned by netlink_kernel_create()
- * @pid: the PID of a process that we want to skip (if any)
+ * @portid: the PORTID of a process that we want to skip (if any)
* @groups: the broadcast group that will notice the error
* @code: error code, must be negative (as usual in kernelspace)
*
* This function returns the number of broadcast listeners that have set the
* NETLINK_RECV_NO_ENOBUFS socket option.
*/
-int netlink_set_err(struct sock *ssk, u32 pid, u32 group, int code)
+int netlink_set_err(struct sock *ssk, u32 portid, u32 group, int code)
{
struct netlink_set_err_data info;
struct hlist_node *node;
int ret = 0;
info.exclude_sk = ssk;
- info.pid = pid;
+ info.portid = portid;
info.group = group;
/* sk->sk_err wants a positive error value */
info.code = -code;
break;
case NETLINK_ADD_MEMBERSHIP:
case NETLINK_DROP_MEMBERSHIP: {
- if (!netlink_capable(sock, NL_NONROOT_RECV))
+ if (!netlink_capable(sock, NL_CFG_F_NONROOT_RECV))
return -EPERM;
err = netlink_realloc_groups(sk);
if (err)
struct sock *sk = sock->sk;
struct netlink_sock *nlk = nlk_sk(sk);
struct sockaddr_nl *addr = msg->msg_name;
- u32 dst_pid;
+ u32 dst_portid;
u32 dst_group;
struct sk_buff *skb;
int err;
err = -EINVAL;
if (addr->nl_family != AF_NETLINK)
goto out;
- dst_pid = addr->nl_pid;
+ dst_portid = addr->nl_pid;
dst_group = ffs(addr->nl_groups);
err = -EPERM;
- if ((dst_group || dst_pid) &&
- !netlink_capable(sock, NL_NONROOT_SEND))
+ if ((dst_group || dst_portid) &&
+ !netlink_capable(sock, NL_CFG_F_NONROOT_SEND))
goto out;
} else {
- dst_pid = nlk->dst_pid;
+ dst_portid = nlk->dst_portid;
dst_group = nlk->dst_group;
}
- if (!nlk->pid) {
+ if (!nlk->portid) {
err = netlink_autobind(sock);
if (err)
goto out;
if (skb == NULL)
goto out;
- NETLINK_CB(skb).pid = nlk->pid;
+ NETLINK_CB(skb).portid = nlk->portid;
NETLINK_CB(skb).dst_group = dst_group;
- memcpy(NETLINK_CREDS(skb), &siocb->scm->creds, sizeof(struct ucred));
+ NETLINK_CB(skb).creds = siocb->scm->creds;
err = -EFAULT;
if (memcpy_fromiovec(skb_put(skb, len), msg->msg_iov, len)) {
if (dst_group) {
atomic_inc(&skb->users);
- netlink_broadcast(sk, skb, dst_pid, dst_group, GFP_KERNEL);
+ netlink_broadcast(sk, skb, dst_portid, dst_group, GFP_KERNEL);
}
- err = netlink_unicast(sk, skb, dst_pid, msg->msg_flags&MSG_DONTWAIT);
+ err = netlink_unicast(sk, skb, dst_portid, msg->msg_flags&MSG_DONTWAIT);
out:
scm_destroy(siocb->scm);
struct sockaddr_nl *addr = (struct sockaddr_nl *)msg->msg_name;
addr->nl_family = AF_NETLINK;
addr->nl_pad = 0;
- addr->nl_pid = NETLINK_CB(skb).pid;
+ addr->nl_pid = NETLINK_CB(skb).portid;
addr->nl_groups = netlink_group_mask(NETLINK_CB(skb).dst_group);
msg->msg_namelen = sizeof(*addr);
}
*/
struct sock *
-netlink_kernel_create(struct net *net, int unit,
- struct module *module,
- struct netlink_kernel_cfg *cfg)
+__netlink_kernel_create(struct net *net, int unit, struct module *module,
+ struct netlink_kernel_cfg *cfg)
{
struct socket *sock;
struct sock *sk;
rcu_assign_pointer(nl_table[unit].listeners, listeners);
nl_table[unit].cb_mutex = cb_mutex;
nl_table[unit].module = module;
- nl_table[unit].bind = cfg ? cfg->bind : NULL;
+ if (cfg) {
+ nl_table[unit].bind = cfg->bind;
+ nl_table[unit].flags = cfg->flags;
+ }
nl_table[unit].registered = 1;
} else {
kfree(listeners);
sock_release(sock);
return NULL;
}
-EXPORT_SYMBOL(netlink_kernel_create);
-
+EXPORT_SYMBOL(__netlink_kernel_create);
void
netlink_kernel_release(struct sock *sk)
netlink_table_ungrab();
}
-void netlink_set_nonroot(int protocol, unsigned int flags)
-{
- if ((unsigned int)protocol < MAX_LINKS)
- nl_table[protocol].nl_nonroot = flags;
-}
-EXPORT_SYMBOL(netlink_set_nonroot);
-
struct nlmsghdr *
-__nlmsg_put(struct sk_buff *skb, u32 pid, u32 seq, int type, int len, int flags)
+__nlmsg_put(struct sk_buff *skb, u32 portid, u32 seq, int type, int len, int flags)
{
struct nlmsghdr *nlh;
int size = NLMSG_LENGTH(len);
nlh->nlmsg_type = type;
nlh->nlmsg_len = size;
nlh->nlmsg_flags = flags;
- nlh->nlmsg_pid = pid;
+ nlh->nlmsg_pid = portid;
nlh->nlmsg_seq = seq;
if (!__builtin_constant_p(size) || NLMSG_ALIGN(size) - size != 0)
memset(NLMSG_DATA(nlh) + len, 0, NLMSG_ALIGN(size) - size);
atomic_inc(&skb->users);
cb->skb = skb;
- sk = netlink_lookup(sock_net(ssk), ssk->sk_protocol, NETLINK_CB(skb).pid);
+ sk = netlink_lookup(sock_net(ssk), ssk->sk_protocol, NETLINK_CB(skb).portid);
if (sk == NULL) {
netlink_destroy_callback(cb);
return -ECONNREFUSED;
sk = netlink_lookup(sock_net(in_skb->sk),
in_skb->sk->sk_protocol,
- NETLINK_CB(in_skb).pid);
+ NETLINK_CB(in_skb).portid);
if (sk) {
sk->sk_err = ENOBUFS;
sk->sk_error_report(sk);
return;
}
- rep = __nlmsg_put(skb, NETLINK_CB(in_skb).pid, nlh->nlmsg_seq,
+ rep = __nlmsg_put(skb, NETLINK_CB(in_skb).portid, nlh->nlmsg_seq,
NLMSG_ERROR, payload, 0);
errmsg = nlmsg_data(rep);
errmsg->error = err;
memcpy(&errmsg->msg, nlh, err ? nlh->nlmsg_len : sizeof(*nlh));
- netlink_unicast(in_skb->sk, skb, NETLINK_CB(in_skb).pid, MSG_DONTWAIT);
+ netlink_unicast(in_skb->sk, skb, NETLINK_CB(in_skb).portid, MSG_DONTWAIT);
}
EXPORT_SYMBOL(netlink_ack);
* nlmsg_notify - send a notification netlink message
* @sk: netlink socket to use
* @skb: notification message
- * @pid: destination netlink pid for reports or 0
+ * @portid: destination netlink portid for reports or 0
* @group: destination multicast group or 0
* @report: 1 to report back, 0 to disable
* @flags: allocation flags
*/
-int nlmsg_notify(struct sock *sk, struct sk_buff *skb, u32 pid,
+int nlmsg_notify(struct sock *sk, struct sk_buff *skb, u32 portid,
unsigned int group, int report, gfp_t flags)
{
int err = 0;
if (group) {
- int exclude_pid = 0;
+ int exclude_portid = 0;
if (report) {
atomic_inc(&skb->users);
- exclude_pid = pid;
+ exclude_portid = portid;
}
/* errors reported via destination sk->sk_err, but propagate
* delivery errors if NETLINK_BROADCAST_ERROR flag is set */
- err = nlmsg_multicast(sk, skb, exclude_pid, group, flags);
+ err = nlmsg_multicast(sk, skb, exclude_portid, group, flags);
}
if (report) {
int err2;
- err2 = nlmsg_unicast(sk, skb, pid);
+ err2 = nlmsg_unicast(sk, skb, portid);
if (!err || err == -ESRCH)
err = err2;
}
loff_t off = 0;
for (i = 0; i < MAX_LINKS; i++) {
- struct nl_pid_hash *hash = &nl_table[i].hash;
+ struct nl_portid_hash *hash = &nl_table[i].hash;
for (j = 0; j <= hash->mask; j++) {
sk_for_each(s, node, &hash->table[j]) {
j = iter->hash_idx + 1;
do {
- struct nl_pid_hash *hash = &nl_table[i].hash;
+ struct nl_portid_hash *hash = &nl_table[i].hash;
for (; j <= hash->mask; j++) {
s = sk_head(&hash->table[j]);
seq_printf(seq, "%pK %-3d %-6d %08x %-8d %-8d %pK %-8d %-8d %-8lu\n",
s,
s->sk_protocol,
- nlk->pid,
+ nlk->portid,
nlk->groups ? (u32)nlk->groups[0] : 0,
sk_rmem_alloc_get(s),
sk_wmem_alloc_get(s),
rcu_assign_pointer(nl_table[NETLINK_USERSOCK].listeners, listeners);
nl_table[NETLINK_USERSOCK].module = THIS_MODULE;
nl_table[NETLINK_USERSOCK].registered = 1;
- nl_table[NETLINK_USERSOCK].nl_nonroot = NL_NONROOT_SEND;
+ nl_table[NETLINK_USERSOCK].flags = NL_CFG_F_NONROOT_SEND;
netlink_table_ungrab();
}
order = get_bitmask_order(min(limit, (unsigned long)UINT_MAX)) - 1;
for (i = 0; i < MAX_LINKS; i++) {
- struct nl_pid_hash *hash = &nl_table[i].hash;
+ struct nl_portid_hash *hash = &nl_table[i].hash;
- hash->table = nl_pid_hash_zalloc(1 * sizeof(*hash->table));
+ hash->table = nl_portid_hash_zalloc(1 * sizeof(*hash->table));
if (!hash->table) {
while (i-- > 0)
- nl_pid_hash_free(nl_table[i].hash.table,
+ nl_portid_hash_free(nl_table[i].hash.table,
1 * sizeof(*hash->table));
kfree(nl_table);
goto panic;
/**
* genlmsg_put - Add generic netlink header to netlink message
* @skb: socket buffer holding the message
- * @pid: netlink pid the message is addressed to
+ * @portid: netlink portid the message is addressed to
* @seq: sequence number (usually the one of the sender)
* @family: generic netlink family
* @flags: netlink message flags
*
* Returns pointer to user specific header
*/
-void *genlmsg_put(struct sk_buff *skb, u32 pid, u32 seq,
+void *genlmsg_put(struct sk_buff *skb, u32 portid, u32 seq,
struct genl_family *family, int flags, u8 cmd)
{
struct nlmsghdr *nlh;
struct genlmsghdr *hdr;
- nlh = nlmsg_put(skb, pid, seq, family->id, GENL_HDRLEN +
+ nlh = nlmsg_put(skb, portid, seq, family->id, GENL_HDRLEN +
family->hdrsize, flags);
if (nlh == NULL)
return NULL;
}
info.snd_seq = nlh->nlmsg_seq;
- info.snd_pid = NETLINK_CB(skb).pid;
+ info.snd_portid = NETLINK_CB(skb).portid;
info.nlhdr = nlh;
info.genlhdr = nlmsg_data(nlh);
info.userhdr = nlmsg_data(nlh) + GENL_HDRLEN;
.netnsok = true,
};
-static int ctrl_fill_info(struct genl_family *family, u32 pid, u32 seq,
+static int ctrl_fill_info(struct genl_family *family, u32 portid, u32 seq,
u32 flags, struct sk_buff *skb, u8 cmd)
{
void *hdr;
- hdr = genlmsg_put(skb, pid, seq, &genl_ctrl, flags, cmd);
+ hdr = genlmsg_put(skb, portid, seq, &genl_ctrl, flags, cmd);
if (hdr == NULL)
return -1;
return -EMSGSIZE;
}
-static int ctrl_fill_mcgrp_info(struct genl_multicast_group *grp, u32 pid,
+static int ctrl_fill_mcgrp_info(struct genl_multicast_group *grp, u32 portid,
u32 seq, u32 flags, struct sk_buff *skb,
u8 cmd)
{
struct nlattr *nla_grps;
struct nlattr *nest;
- hdr = genlmsg_put(skb, pid, seq, &genl_ctrl, flags, cmd);
+ hdr = genlmsg_put(skb, portid, seq, &genl_ctrl, flags, cmd);
if (hdr == NULL)
return -1;
continue;
if (++n < fams_to_skip)
continue;
- if (ctrl_fill_info(rt, NETLINK_CB(cb->skb).pid,
+ if (ctrl_fill_info(rt, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
skb, CTRL_CMD_NEWFAMILY) < 0)
goto errout;
}
static struct sk_buff *ctrl_build_family_msg(struct genl_family *family,
- u32 pid, int seq, u8 cmd)
+ u32 portid, int seq, u8 cmd)
{
struct sk_buff *skb;
int err;
if (skb == NULL)
return ERR_PTR(-ENOBUFS);
- err = ctrl_fill_info(family, pid, seq, 0, skb, cmd);
+ err = ctrl_fill_info(family, portid, seq, 0, skb, cmd);
if (err < 0) {
nlmsg_free(skb);
return ERR_PTR(err);
}
static struct sk_buff *ctrl_build_mcgrp_msg(struct genl_multicast_group *grp,
- u32 pid, int seq, u8 cmd)
+ u32 portid, int seq, u8 cmd)
{
struct sk_buff *skb;
int err;
if (skb == NULL)
return ERR_PTR(-ENOBUFS);
- err = ctrl_fill_mcgrp_info(grp, pid, seq, 0, skb, cmd);
+ err = ctrl_fill_mcgrp_info(grp, portid, seq, 0, skb, cmd);
if (err < 0) {
nlmsg_free(skb);
return ERR_PTR(err);
return -ENOENT;
}
- msg = ctrl_build_family_msg(res, info->snd_pid, info->snd_seq,
+ msg = ctrl_build_family_msg(res, info->snd_portid, info->snd_seq,
CTRL_CMD_NEWFAMILY);
if (IS_ERR(msg))
return PTR_ERR(msg);
struct netlink_kernel_cfg cfg = {
.input = genl_rcv,
.cb_mutex = &genl_mutex,
+ .flags = NL_CFG_F_NONROOT_RECV,
};
/* we'll bump the group number right afterwards */
- net->genl_sock = netlink_kernel_create(net, NETLINK_GENERIC,
- THIS_MODULE, &cfg);
+ net->genl_sock = netlink_kernel_create(net, NETLINK_GENERIC, &cfg);
if (!net->genl_sock && net_eq(net, &init_net))
panic("GENL: Cannot initialize generic netlink\n");
if (err < 0)
goto problem;
- netlink_set_nonroot(NETLINK_GENERIC, NL_NONROOT_RECV);
-
err = register_pernet_subsys(&genl_pernet_ops);
if (err)
goto problem;
subsys_initcall(genl_init);
-static int genlmsg_mcast(struct sk_buff *skb, u32 pid, unsigned long group,
+static int genlmsg_mcast(struct sk_buff *skb, u32 portid, unsigned long group,
gfp_t flags)
{
struct sk_buff *tmp;
goto error;
}
err = nlmsg_multicast(prev->genl_sock, tmp,
- pid, group, flags);
+ portid, group, flags);
if (err)
goto error;
}
prev = net;
}
- return nlmsg_multicast(prev->genl_sock, skb, pid, group, flags);
+ return nlmsg_multicast(prev->genl_sock, skb, portid, group, flags);
error:
kfree_skb(skb);
return err;
}
-int genlmsg_multicast_allns(struct sk_buff *skb, u32 pid, unsigned int group,
+int genlmsg_multicast_allns(struct sk_buff *skb, u32 portid, unsigned int group,
gfp_t flags)
{
- return genlmsg_mcast(skb, pid, group, flags);
+ return genlmsg_mcast(skb, portid, group, flags);
}
EXPORT_SYMBOL(genlmsg_multicast_allns);
-void genl_notify(struct sk_buff *skb, struct net *net, u32 pid, u32 group,
+void genl_notify(struct sk_buff *skb, struct net *net, u32 portid, u32 group,
struct nlmsghdr *nlh, gfp_t flags)
{
struct sock *sk = net->genl_sock;
if (nlh)
report = nlmsg_report(nlh);
- nlmsg_notify(sk, skb, pid, group, report, flags);
+ nlmsg_notify(sk, skb, portid, group, report, flags);
}
EXPORT_SYMBOL(genl_notify);
{
void *hdr;
- hdr = genlmsg_put(msg, NETLINK_CB(cb->skb).pid, cb->nlh->nlmsg_seq,
+ hdr = genlmsg_put(msg, NETLINK_CB(cb->skb).portid, cb->nlh->nlmsg_seq,
&nfc_genl_family, flags, NFC_CMD_GET_TARGET);
if (!hdr)
return -EMSGSIZE;
struct sk_buff *msg;
void *hdr;
- dev->genl_data.poll_req_pid = 0;
+ dev->genl_data.poll_req_portid = 0;
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_ATOMIC);
if (!msg)
}
static int nfc_genl_send_device(struct sk_buff *msg, struct nfc_dev *dev,
- u32 pid, u32 seq,
+ u32 portid, u32 seq,
struct netlink_callback *cb,
int flags)
{
void *hdr;
- hdr = genlmsg_put(msg, pid, seq, &nfc_genl_family, flags,
+ hdr = genlmsg_put(msg, portid, seq, &nfc_genl_family, flags,
NFC_CMD_GET_DEVICE);
if (!hdr)
return -EMSGSIZE;
while (dev) {
int rc;
- rc = nfc_genl_send_device(skb, dev, NETLINK_CB(cb->skb).pid,
+ rc = nfc_genl_send_device(skb, dev, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, cb, NLM_F_MULTI);
if (rc < 0)
break;
goto out_putdev;
}
- rc = nfc_genl_send_device(msg, dev, info->snd_pid, info->snd_seq,
+ rc = nfc_genl_send_device(msg, dev, info->snd_portid, info->snd_seq,
NULL, 0);
if (rc < 0)
goto out_free;
rc = nfc_start_poll(dev, im_protocols, tm_protocols);
if (!rc)
- dev->genl_data.poll_req_pid = info->snd_pid;
+ dev->genl_data.poll_req_portid = info->snd_portid;
mutex_unlock(&dev->genl_data.genl_data_mutex);
mutex_lock(&dev->genl_data.genl_data_mutex);
- if (dev->genl_data.poll_req_pid != info->snd_pid) {
+ if (dev->genl_data.poll_req_portid != info->snd_portid) {
rc = -EBUSY;
goto out;
}
rc = nfc_stop_poll(dev);
- dev->genl_data.poll_req_pid = 0;
+ dev->genl_data.poll_req_portid = 0;
out:
mutex_unlock(&dev->genl_data.genl_data_mutex);
if (event != NETLINK_URELEASE || n->protocol != NETLINK_GENERIC)
goto out;
- pr_debug("NETLINK_URELEASE event from id %d\n", n->pid);
+ pr_debug("NETLINK_URELEASE event from id %d\n", n->portid);
nfc_device_iter_init(&iter);
dev = nfc_device_iter_next(&iter);
while (dev) {
- if (dev->genl_data.poll_req_pid == n->pid) {
+ if (dev->genl_data.poll_req_portid == n->portid) {
nfc_stop_poll(dev);
- dev->genl_data.poll_req_pid = 0;
+ dev->genl_data.poll_req_portid = 0;
}
dev = nfc_device_iter_next(&iter);
}
void nfc_genl_data_init(struct nfc_genl_data *genl_data)
{
- genl_data->poll_req_pid = 0;
+ genl_data->poll_req_portid = 0;
mutex_init(&genl_data->genl_data_mutex);
}
if (unlikely(!skb))
return -ENOMEM;
- vport = rcu_dereference(dp->ports[out_port]);
+ vport = ovs_vport_rcu(dp, out_port);
if (unlikely(!vport)) {
kfree_skb(skb);
return -ENODEV;
upcall.cmd = OVS_PACKET_CMD_ACTION;
upcall.key = &OVS_CB(skb)->flow->key;
upcall.userdata = NULL;
- upcall.pid = 0;
+ upcall.portid = 0;
for (a = nla_data(attr), rem = nla_len(attr); rem > 0;
a = nla_next(a, &rem)) {
break;
case OVS_USERSPACE_ATTR_PID:
- upcall.pid = nla_get_u32(a);
+ upcall.portid = nla_get_u32(a);
break;
}
}
#include <linux/dmi.h>
#include <linux/workqueue.h>
#include <net/genetlink.h>
+#include <net/net_namespace.h>
+#include <net/netns/generic.h>
#include "datapath.h"
#include "flow.h"
#include "vport-internal_dev.h"
+/**
+ * struct ovs_net - Per net-namespace data for ovs.
+ * @dps: List of datapaths to enable dumping them all out.
+ * Protected by genl_mutex.
+ */
+struct ovs_net {
+ struct list_head dps;
+};
+
+static int ovs_net_id __read_mostly;
+
+#define REHASH_FLOW_INTERVAL (10 * 60 * HZ)
+static void rehash_flow_table(struct work_struct *work);
+static DECLARE_DELAYED_WORK(rehash_flow_wq, rehash_flow_table);
+
/**
* DOC: Locking:
*
* each other.
*/
-/* Global list of datapaths to enable dumping them all out.
- * Protected by genl_mutex.
- */
-static LIST_HEAD(dps);
-
-#define REHASH_FLOW_INTERVAL (10 * 60 * HZ)
-static void rehash_flow_table(struct work_struct *work);
-static DECLARE_DELAYED_WORK(rehash_flow_wq, rehash_flow_table);
-
static struct vport *new_vport(const struct vport_parms *);
-static int queue_gso_packets(int dp_ifindex, struct sk_buff *,
+static int queue_gso_packets(struct net *, int dp_ifindex, struct sk_buff *,
const struct dp_upcall_info *);
-static int queue_userspace_packet(int dp_ifindex, struct sk_buff *,
+static int queue_userspace_packet(struct net *, int dp_ifindex,
+ struct sk_buff *,
const struct dp_upcall_info *);
/* Must be called with rcu_read_lock, genl_mutex, or RTNL lock. */
-static struct datapath *get_dp(int dp_ifindex)
+static struct datapath *get_dp(struct net *net, int dp_ifindex)
{
struct datapath *dp = NULL;
struct net_device *dev;
rcu_read_lock();
- dev = dev_get_by_index_rcu(&init_net, dp_ifindex);
+ dev = dev_get_by_index_rcu(net, dp_ifindex);
if (dev) {
struct vport *vport = ovs_internal_dev_get_vport(dev);
if (vport)
/* Must be called with rcu_read_lock or RTNL lock. */
const char *ovs_dp_name(const struct datapath *dp)
{
- struct vport *vport = rcu_dereference_rtnl(dp->ports[OVSP_LOCAL]);
+ struct vport *vport = ovs_vport_rtnl_rcu(dp, OVSP_LOCAL);
return vport->ops->get_name(vport);
}
rcu_read_lock();
- local = rcu_dereference(dp->ports[OVSP_LOCAL]);
+ local = ovs_vport_rcu(dp, OVSP_LOCAL);
if (local)
ifindex = local->ops->get_ifindex(local);
else
ovs_flow_tbl_destroy((__force struct flow_table *)dp->table);
free_percpu(dp->stats_percpu);
+ release_net(ovs_dp_get_net(dp));
+ kfree(dp->ports);
kfree(dp);
}
+static struct hlist_head *vport_hash_bucket(const struct datapath *dp,
+ u16 port_no)
+{
+ return &dp->ports[port_no & (DP_VPORT_HASH_BUCKETS - 1)];
+}
+
+struct vport *ovs_lookup_vport(const struct datapath *dp, u16 port_no)
+{
+ struct vport *vport;
+ struct hlist_node *n;
+ struct hlist_head *head;
+
+ head = vport_hash_bucket(dp, port_no);
+ hlist_for_each_entry_rcu(vport, n, head, dp_hash_node) {
+ if (vport->port_no == port_no)
+ return vport;
+ }
+ return NULL;
+}
+
/* Called with RTNL lock and genl_lock. */
static struct vport *new_vport(const struct vport_parms *parms)
{
vport = ovs_vport_add(parms);
if (!IS_ERR(vport)) {
struct datapath *dp = parms->dp;
+ struct hlist_head *head = vport_hash_bucket(dp, vport->port_no);
- rcu_assign_pointer(dp->ports[parms->port_no], vport);
- list_add(&vport->node, &dp->port_list);
+ hlist_add_head_rcu(&vport->dp_hash_node, head);
}
return vport;
ASSERT_RTNL();
/* First drop references to device. */
- list_del(&p->node);
- rcu_assign_pointer(p->dp->ports[p->port_no], NULL);
+ hlist_del_rcu(&p->dp_hash_node);
/* Then destroy it. */
ovs_vport_del(p);
upcall.cmd = OVS_PACKET_CMD_MISS;
upcall.key = &key;
upcall.userdata = NULL;
- upcall.pid = p->upcall_pid;
+ upcall.portid = p->upcall_portid;
ovs_dp_upcall(dp, skb, &upcall);
consume_skb(skb);
stats_counter = &stats->n_missed;
.hdrsize = sizeof(struct ovs_header),
.name = OVS_PACKET_FAMILY,
.version = OVS_PACKET_VERSION,
- .maxattr = OVS_PACKET_ATTR_MAX
+ .maxattr = OVS_PACKET_ATTR_MAX,
+ .netnsok = true
};
int ovs_dp_upcall(struct datapath *dp, struct sk_buff *skb,
- const struct dp_upcall_info *upcall_info)
+ const struct dp_upcall_info *upcall_info)
{
struct dp_stats_percpu *stats;
int dp_ifindex;
int err;
- if (upcall_info->pid == 0) {
+ if (upcall_info->portid == 0) {
err = -ENOTCONN;
goto err;
}
}
if (!skb_is_gso(skb))
- err = queue_userspace_packet(dp_ifindex, skb, upcall_info);
+ err = queue_userspace_packet(ovs_dp_get_net(dp), dp_ifindex, skb, upcall_info);
else
- err = queue_gso_packets(dp_ifindex, skb, upcall_info);
+ err = queue_gso_packets(ovs_dp_get_net(dp), dp_ifindex, skb, upcall_info);
if (err)
goto err;
return err;
}
-static int queue_gso_packets(int dp_ifindex, struct sk_buff *skb,
+static int queue_gso_packets(struct net *net, int dp_ifindex,
+ struct sk_buff *skb,
const struct dp_upcall_info *upcall_info)
{
unsigned short gso_type = skb_shinfo(skb)->gso_type;
/* Queue all of the segments. */
skb = segs;
do {
- err = queue_userspace_packet(dp_ifindex, skb, upcall_info);
+ err = queue_userspace_packet(net, dp_ifindex, skb, upcall_info);
if (err)
break;
return err;
}
-static int queue_userspace_packet(int dp_ifindex, struct sk_buff *skb,
+static int queue_userspace_packet(struct net *net, int dp_ifindex,
+ struct sk_buff *skb,
const struct dp_upcall_info *upcall_info)
{
struct ovs_header *upcall;
skb_copy_and_csum_dev(skb, nla_data(nla));
- err = genlmsg_unicast(&init_net, user_skb, upcall_info->pid);
+ err = genlmsg_unicast(net, user_skb, upcall_info->portid);
out:
kfree_skb(nskb);
}
/* Called with genl_mutex. */
-static int flush_flows(int dp_ifindex)
+static int flush_flows(struct datapath *dp)
{
struct flow_table *old_table;
struct flow_table *new_table;
- struct datapath *dp;
-
- dp = get_dp(dp_ifindex);
- if (!dp)
- return -ENODEV;
old_table = genl_dereference(dp->table);
new_table = ovs_flow_tbl_alloc(TBL_MIN_BUCKETS);
packet->priority = flow->key.phy.priority;
rcu_read_lock();
- dp = get_dp(ovs_header->dp_ifindex);
+ dp = get_dp(sock_net(skb->sk), ovs_header->dp_ifindex);
err = -ENODEV;
if (!dp)
goto err_unlock;
.hdrsize = sizeof(struct ovs_header),
.name = OVS_FLOW_FAMILY,
.version = OVS_FLOW_VERSION,
- .maxattr = OVS_FLOW_ATTR_MAX
+ .maxattr = OVS_FLOW_ATTR_MAX,
+ .netnsok = true
};
static struct genl_multicast_group ovs_dp_flow_multicast_group = {
/* Called with genl_lock. */
static int ovs_flow_cmd_fill_info(struct sw_flow *flow, struct datapath *dp,
- struct sk_buff *skb, u32 pid,
+ struct sk_buff *skb, u32 portid,
u32 seq, u32 flags, u8 cmd)
{
const int skb_orig_len = skb->len;
sf_acts = rcu_dereference_protected(flow->sf_acts,
lockdep_genl_is_held());
- ovs_header = genlmsg_put(skb, pid, seq, &dp_flow_genl_family, flags, cmd);
+ ovs_header = genlmsg_put(skb, portid, seq, &dp_flow_genl_family, flags, cmd);
if (!ovs_header)
return -EMSGSIZE;
static struct sk_buff *ovs_flow_cmd_build_info(struct sw_flow *flow,
struct datapath *dp,
- u32 pid, u32 seq, u8 cmd)
+ u32 portid, u32 seq, u8 cmd)
{
struct sk_buff *skb;
int retval;
if (!skb)
return ERR_PTR(-ENOMEM);
- retval = ovs_flow_cmd_fill_info(flow, dp, skb, pid, seq, 0, cmd);
+ retval = ovs_flow_cmd_fill_info(flow, dp, skb, portid, seq, 0, cmd);
BUG_ON(retval < 0);
return skb;
}
goto error;
}
- dp = get_dp(ovs_header->dp_ifindex);
+ dp = get_dp(sock_net(skb->sk), ovs_header->dp_ifindex);
error = -ENODEV;
if (!dp)
goto error;
flow->hash = ovs_flow_hash(&key, key_len);
ovs_flow_tbl_insert(table, flow);
- reply = ovs_flow_cmd_build_info(flow, dp, info->snd_pid,
+ reply = ovs_flow_cmd_build_info(flow, dp, info->snd_portid,
info->snd_seq,
OVS_FLOW_CMD_NEW);
} else {
ovs_flow_deferred_free_acts(old_acts);
}
- reply = ovs_flow_cmd_build_info(flow, dp, info->snd_pid,
+ reply = ovs_flow_cmd_build_info(flow, dp, info->snd_portid,
info->snd_seq, OVS_FLOW_CMD_NEW);
/* Clear stats. */
}
if (!IS_ERR(reply))
- genl_notify(reply, genl_info_net(info), info->snd_pid,
+ genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_flow_multicast_group.id, info->nlhdr,
GFP_KERNEL);
else
- netlink_set_err(init_net.genl_sock, 0,
+ netlink_set_err(sock_net(skb->sk)->genl_sock, 0,
ovs_dp_flow_multicast_group.id, PTR_ERR(reply));
return 0;
if (err)
return err;
- dp = get_dp(ovs_header->dp_ifindex);
+ dp = get_dp(sock_net(skb->sk), ovs_header->dp_ifindex);
if (!dp)
return -ENODEV;
if (!flow)
return -ENOENT;
- reply = ovs_flow_cmd_build_info(flow, dp, info->snd_pid,
+ reply = ovs_flow_cmd_build_info(flow, dp, info->snd_portid,
info->snd_seq, OVS_FLOW_CMD_NEW);
if (IS_ERR(reply))
return PTR_ERR(reply);
int err;
int key_len;
+ dp = get_dp(sock_net(skb->sk), ovs_header->dp_ifindex);
+ if (!dp)
+ return -ENODEV;
+
if (!a[OVS_FLOW_ATTR_KEY])
- return flush_flows(ovs_header->dp_ifindex);
+ return flush_flows(dp);
+
err = ovs_flow_from_nlattrs(&key, &key_len, a[OVS_FLOW_ATTR_KEY]);
if (err)
return err;
- dp = get_dp(ovs_header->dp_ifindex);
- if (!dp)
- return -ENODEV;
-
table = genl_dereference(dp->table);
flow = ovs_flow_tbl_lookup(table, &key, key_len);
if (!flow)
ovs_flow_tbl_remove(table, flow);
- err = ovs_flow_cmd_fill_info(flow, dp, reply, info->snd_pid,
+ err = ovs_flow_cmd_fill_info(flow, dp, reply, info->snd_portid,
info->snd_seq, 0, OVS_FLOW_CMD_DEL);
BUG_ON(err < 0);
ovs_flow_deferred_free(flow);
- genl_notify(reply, genl_info_net(info), info->snd_pid,
+ genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_flow_multicast_group.id, info->nlhdr, GFP_KERNEL);
return 0;
}
struct datapath *dp;
struct flow_table *table;
- dp = get_dp(ovs_header->dp_ifindex);
+ dp = get_dp(sock_net(skb->sk), ovs_header->dp_ifindex);
if (!dp)
return -ENODEV;
break;
if (ovs_flow_cmd_fill_info(flow, dp, skb,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
OVS_FLOW_CMD_NEW) < 0)
break;
.hdrsize = sizeof(struct ovs_header),
.name = OVS_DATAPATH_FAMILY,
.version = OVS_DATAPATH_VERSION,
- .maxattr = OVS_DP_ATTR_MAX
+ .maxattr = OVS_DP_ATTR_MAX,
+ .netnsok = true
};
static struct genl_multicast_group ovs_dp_datapath_multicast_group = {
};
static int ovs_dp_cmd_fill_info(struct datapath *dp, struct sk_buff *skb,
- u32 pid, u32 seq, u32 flags, u8 cmd)
+ u32 portid, u32 seq, u32 flags, u8 cmd)
{
struct ovs_header *ovs_header;
struct ovs_dp_stats dp_stats;
int err;
- ovs_header = genlmsg_put(skb, pid, seq, &dp_datapath_genl_family,
+ ovs_header = genlmsg_put(skb, portid, seq, &dp_datapath_genl_family,
flags, cmd);
if (!ovs_header)
goto error;
return -EMSGSIZE;
}
-static struct sk_buff *ovs_dp_cmd_build_info(struct datapath *dp, u32 pid,
+static struct sk_buff *ovs_dp_cmd_build_info(struct datapath *dp, u32 portid,
u32 seq, u8 cmd)
{
struct sk_buff *skb;
if (!skb)
return ERR_PTR(-ENOMEM);
- retval = ovs_dp_cmd_fill_info(dp, skb, pid, seq, 0, cmd);
+ retval = ovs_dp_cmd_fill_info(dp, skb, portid, seq, 0, cmd);
if (retval < 0) {
kfree_skb(skb);
return ERR_PTR(retval);
}
/* Called with genl_mutex and optionally with RTNL lock also. */
-static struct datapath *lookup_datapath(struct ovs_header *ovs_header,
+static struct datapath *lookup_datapath(struct net *net,
+ struct ovs_header *ovs_header,
struct nlattr *a[OVS_DP_ATTR_MAX + 1])
{
struct datapath *dp;
if (!a[OVS_DP_ATTR_NAME])
- dp = get_dp(ovs_header->dp_ifindex);
+ dp = get_dp(net, ovs_header->dp_ifindex);
else {
struct vport *vport;
rcu_read_lock();
- vport = ovs_vport_locate(nla_data(a[OVS_DP_ATTR_NAME]));
+ vport = ovs_vport_locate(net, nla_data(a[OVS_DP_ATTR_NAME]));
dp = vport && vport->port_no == OVSP_LOCAL ? vport->dp : NULL;
rcu_read_unlock();
}
struct sk_buff *reply;
struct datapath *dp;
struct vport *vport;
- int err;
+ struct ovs_net *ovs_net;
+ int err, i;
err = -EINVAL;
if (!a[OVS_DP_ATTR_NAME] || !a[OVS_DP_ATTR_UPCALL_PID])
goto err;
rtnl_lock();
- err = -ENODEV;
- if (!try_module_get(THIS_MODULE))
- goto err_unlock_rtnl;
err = -ENOMEM;
dp = kzalloc(sizeof(*dp), GFP_KERNEL);
if (dp == NULL)
- goto err_put_module;
- INIT_LIST_HEAD(&dp->port_list);
+ goto err_unlock_rtnl;
+
+ ovs_dp_set_net(dp, hold_net(sock_net(skb->sk)));
/* Allocate table. */
err = -ENOMEM;
goto err_destroy_table;
}
+ dp->ports = kmalloc(DP_VPORT_HASH_BUCKETS * sizeof(struct hlist_head),
+ GFP_KERNEL);
+ if (!dp->ports) {
+ err = -ENOMEM;
+ goto err_destroy_percpu;
+ }
+
+ for (i = 0; i < DP_VPORT_HASH_BUCKETS; i++)
+ INIT_HLIST_HEAD(&dp->ports[i]);
+
/* Set up our datapath device. */
parms.name = nla_data(a[OVS_DP_ATTR_NAME]);
parms.type = OVS_VPORT_TYPE_INTERNAL;
parms.options = NULL;
parms.dp = dp;
parms.port_no = OVSP_LOCAL;
- parms.upcall_pid = nla_get_u32(a[OVS_DP_ATTR_UPCALL_PID]);
+ parms.upcall_portid = nla_get_u32(a[OVS_DP_ATTR_UPCALL_PID]);
vport = new_vport(&parms);
if (IS_ERR(vport)) {
if (err == -EBUSY)
err = -EEXIST;
- goto err_destroy_percpu;
+ goto err_destroy_ports_array;
}
- reply = ovs_dp_cmd_build_info(dp, info->snd_pid,
+ reply = ovs_dp_cmd_build_info(dp, info->snd_portid,
info->snd_seq, OVS_DP_CMD_NEW);
err = PTR_ERR(reply);
if (IS_ERR(reply))
goto err_destroy_local_port;
- list_add_tail(&dp->list_node, &dps);
+ ovs_net = net_generic(ovs_dp_get_net(dp), ovs_net_id);
+ list_add_tail(&dp->list_node, &ovs_net->dps);
rtnl_unlock();
- genl_notify(reply, genl_info_net(info), info->snd_pid,
+ genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_datapath_multicast_group.id, info->nlhdr,
GFP_KERNEL);
return 0;
err_destroy_local_port:
- ovs_dp_detach_port(rtnl_dereference(dp->ports[OVSP_LOCAL]));
+ ovs_dp_detach_port(ovs_vport_rtnl(dp, OVSP_LOCAL));
+err_destroy_ports_array:
+ kfree(dp->ports);
err_destroy_percpu:
free_percpu(dp->stats_percpu);
err_destroy_table:
ovs_flow_tbl_destroy(genl_dereference(dp->table));
err_free_dp:
+ release_net(ovs_dp_get_net(dp));
kfree(dp);
-err_put_module:
- module_put(THIS_MODULE);
err_unlock_rtnl:
rtnl_unlock();
err:
return err;
}
-static int ovs_dp_cmd_del(struct sk_buff *skb, struct genl_info *info)
+/* Called with genl_mutex. */
+static void __dp_destroy(struct datapath *dp)
{
- struct vport *vport, *next_vport;
- struct sk_buff *reply;
- struct datapath *dp;
- int err;
+ int i;
rtnl_lock();
- dp = lookup_datapath(info->userhdr, info->attrs);
- err = PTR_ERR(dp);
- if (IS_ERR(dp))
- goto exit_unlock;
- reply = ovs_dp_cmd_build_info(dp, info->snd_pid,
- info->snd_seq, OVS_DP_CMD_DEL);
- err = PTR_ERR(reply);
- if (IS_ERR(reply))
- goto exit_unlock;
+ for (i = 0; i < DP_VPORT_HASH_BUCKETS; i++) {
+ struct vport *vport;
+ struct hlist_node *node, *n;
- list_for_each_entry_safe(vport, next_vport, &dp->port_list, node)
- if (vport->port_no != OVSP_LOCAL)
- ovs_dp_detach_port(vport);
+ hlist_for_each_entry_safe(vport, node, n, &dp->ports[i], dp_hash_node)
+ if (vport->port_no != OVSP_LOCAL)
+ ovs_dp_detach_port(vport);
+ }
list_del(&dp->list_node);
- ovs_dp_detach_port(rtnl_dereference(dp->ports[OVSP_LOCAL]));
+ ovs_dp_detach_port(ovs_vport_rtnl(dp, OVSP_LOCAL));
/* rtnl_unlock() will wait until all the references to devices that
* are pending unregistration have been dropped. We do it here to
rtnl_unlock();
call_rcu(&dp->rcu, destroy_dp_rcu);
- module_put(THIS_MODULE);
+}
+
+static int ovs_dp_cmd_del(struct sk_buff *skb, struct genl_info *info)
+{
+ struct sk_buff *reply;
+ struct datapath *dp;
+ int err;
+
+ dp = lookup_datapath(sock_net(skb->sk), info->userhdr, info->attrs);
+ err = PTR_ERR(dp);
+ if (IS_ERR(dp))
+ return err;
- genl_notify(reply, genl_info_net(info), info->snd_pid,
+ reply = ovs_dp_cmd_build_info(dp, info->snd_portid,
+ info->snd_seq, OVS_DP_CMD_DEL);
+ err = PTR_ERR(reply);
+ if (IS_ERR(reply))
+ return err;
+
+ __dp_destroy(dp);
+
+ genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_datapath_multicast_group.id, info->nlhdr,
GFP_KERNEL);
return 0;
-
-exit_unlock:
- rtnl_unlock();
- return err;
}
static int ovs_dp_cmd_set(struct sk_buff *skb, struct genl_info *info)
struct datapath *dp;
int err;
- dp = lookup_datapath(info->userhdr, info->attrs);
+ dp = lookup_datapath(sock_net(skb->sk), info->userhdr, info->attrs);
if (IS_ERR(dp))
return PTR_ERR(dp);
- reply = ovs_dp_cmd_build_info(dp, info->snd_pid,
+ reply = ovs_dp_cmd_build_info(dp, info->snd_portid,
info->snd_seq, OVS_DP_CMD_NEW);
if (IS_ERR(reply)) {
err = PTR_ERR(reply);
- netlink_set_err(init_net.genl_sock, 0,
+ netlink_set_err(sock_net(skb->sk)->genl_sock, 0,
ovs_dp_datapath_multicast_group.id, err);
return 0;
}
- genl_notify(reply, genl_info_net(info), info->snd_pid,
+ genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_datapath_multicast_group.id, info->nlhdr,
GFP_KERNEL);
struct sk_buff *reply;
struct datapath *dp;
- dp = lookup_datapath(info->userhdr, info->attrs);
+ dp = lookup_datapath(sock_net(skb->sk), info->userhdr, info->attrs);
if (IS_ERR(dp))
return PTR_ERR(dp);
- reply = ovs_dp_cmd_build_info(dp, info->snd_pid,
+ reply = ovs_dp_cmd_build_info(dp, info->snd_portid,
info->snd_seq, OVS_DP_CMD_NEW);
if (IS_ERR(reply))
return PTR_ERR(reply);
static int ovs_dp_cmd_dump(struct sk_buff *skb, struct netlink_callback *cb)
{
+ struct ovs_net *ovs_net = net_generic(sock_net(skb->sk), ovs_net_id);
struct datapath *dp;
int skip = cb->args[0];
int i = 0;
- list_for_each_entry(dp, &dps, list_node) {
+ list_for_each_entry(dp, &ovs_net->dps, list_node) {
if (i >= skip &&
- ovs_dp_cmd_fill_info(dp, skb, NETLINK_CB(cb->skb).pid,
+ ovs_dp_cmd_fill_info(dp, skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
OVS_DP_CMD_NEW) < 0)
break;
.hdrsize = sizeof(struct ovs_header),
.name = OVS_VPORT_FAMILY,
.version = OVS_VPORT_VERSION,
- .maxattr = OVS_VPORT_ATTR_MAX
+ .maxattr = OVS_VPORT_ATTR_MAX,
+ .netnsok = true
};
struct genl_multicast_group ovs_dp_vport_multicast_group = {
/* Called with RTNL lock or RCU read lock. */
static int ovs_vport_cmd_fill_info(struct vport *vport, struct sk_buff *skb,
- u32 pid, u32 seq, u32 flags, u8 cmd)
+ u32 portid, u32 seq, u32 flags, u8 cmd)
{
struct ovs_header *ovs_header;
struct ovs_vport_stats vport_stats;
int err;
- ovs_header = genlmsg_put(skb, pid, seq, &dp_vport_genl_family,
+ ovs_header = genlmsg_put(skb, portid, seq, &dp_vport_genl_family,
flags, cmd);
if (!ovs_header)
return -EMSGSIZE;
if (nla_put_u32(skb, OVS_VPORT_ATTR_PORT_NO, vport->port_no) ||
nla_put_u32(skb, OVS_VPORT_ATTR_TYPE, vport->ops->type) ||
nla_put_string(skb, OVS_VPORT_ATTR_NAME, vport->ops->get_name(vport)) ||
- nla_put_u32(skb, OVS_VPORT_ATTR_UPCALL_PID, vport->upcall_pid))
+ nla_put_u32(skb, OVS_VPORT_ATTR_UPCALL_PID, vport->upcall_portid))
goto nla_put_failure;
ovs_vport_get_stats(vport, &vport_stats);
}
/* Called with RTNL lock or RCU read lock. */
-struct sk_buff *ovs_vport_cmd_build_info(struct vport *vport, u32 pid,
+struct sk_buff *ovs_vport_cmd_build_info(struct vport *vport, u32 portid,
u32 seq, u8 cmd)
{
struct sk_buff *skb;
if (!skb)
return ERR_PTR(-ENOMEM);
- retval = ovs_vport_cmd_fill_info(vport, skb, pid, seq, 0, cmd);
+ retval = ovs_vport_cmd_fill_info(vport, skb, portid, seq, 0, cmd);
if (retval < 0) {
kfree_skb(skb);
return ERR_PTR(retval);
}
/* Called with RTNL lock or RCU read lock. */
-static struct vport *lookup_vport(struct ovs_header *ovs_header,
+static struct vport *lookup_vport(struct net *net,
+ struct ovs_header *ovs_header,
struct nlattr *a[OVS_VPORT_ATTR_MAX + 1])
{
struct datapath *dp;
struct vport *vport;
if (a[OVS_VPORT_ATTR_NAME]) {
- vport = ovs_vport_locate(nla_data(a[OVS_VPORT_ATTR_NAME]));
+ vport = ovs_vport_locate(net, nla_data(a[OVS_VPORT_ATTR_NAME]));
if (!vport)
return ERR_PTR(-ENODEV);
if (ovs_header->dp_ifindex &&
if (port_no >= DP_MAX_PORTS)
return ERR_PTR(-EFBIG);
- dp = get_dp(ovs_header->dp_ifindex);
+ dp = get_dp(net, ovs_header->dp_ifindex);
if (!dp)
return ERR_PTR(-ENODEV);
- vport = rcu_dereference_rtnl(dp->ports[port_no]);
+ vport = ovs_vport_rtnl_rcu(dp, port_no);
if (!vport)
return ERR_PTR(-ENOENT);
return vport;
goto exit;
rtnl_lock();
- dp = get_dp(ovs_header->dp_ifindex);
+ dp = get_dp(sock_net(skb->sk), ovs_header->dp_ifindex);
err = -ENODEV;
if (!dp)
goto exit_unlock;
if (port_no >= DP_MAX_PORTS)
goto exit_unlock;
- vport = rtnl_dereference(dp->ports[port_no]);
+ vport = ovs_vport_rtnl_rcu(dp, port_no);
err = -EBUSY;
if (vport)
goto exit_unlock;
err = -EFBIG;
goto exit_unlock;
}
- vport = rtnl_dereference(dp->ports[port_no]);
+ vport = ovs_vport_rtnl(dp, port_no);
if (!vport)
break;
}
parms.options = a[OVS_VPORT_ATTR_OPTIONS];
parms.dp = dp;
parms.port_no = port_no;
- parms.upcall_pid = nla_get_u32(a[OVS_VPORT_ATTR_UPCALL_PID]);
+ parms.upcall_portid = nla_get_u32(a[OVS_VPORT_ATTR_UPCALL_PID]);
vport = new_vport(&parms);
err = PTR_ERR(vport);
if (IS_ERR(vport))
goto exit_unlock;
- reply = ovs_vport_cmd_build_info(vport, info->snd_pid, info->snd_seq,
+ reply = ovs_vport_cmd_build_info(vport, info->snd_portid, info->snd_seq,
OVS_VPORT_CMD_NEW);
if (IS_ERR(reply)) {
err = PTR_ERR(reply);
ovs_dp_detach_port(vport);
goto exit_unlock;
}
- genl_notify(reply, genl_info_net(info), info->snd_pid,
+ genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_vport_multicast_group.id, info->nlhdr, GFP_KERNEL);
exit_unlock:
int err;
rtnl_lock();
- vport = lookup_vport(info->userhdr, a);
+ vport = lookup_vport(sock_net(skb->sk), info->userhdr, a);
err = PTR_ERR(vport);
if (IS_ERR(vport))
goto exit_unlock;
if (err)
goto exit_unlock;
if (a[OVS_VPORT_ATTR_UPCALL_PID])
- vport->upcall_pid = nla_get_u32(a[OVS_VPORT_ATTR_UPCALL_PID]);
+ vport->upcall_portid = nla_get_u32(a[OVS_VPORT_ATTR_UPCALL_PID]);
- reply = ovs_vport_cmd_build_info(vport, info->snd_pid, info->snd_seq,
+ reply = ovs_vport_cmd_build_info(vport, info->snd_portid, info->snd_seq,
OVS_VPORT_CMD_NEW);
if (IS_ERR(reply)) {
- netlink_set_err(init_net.genl_sock, 0,
+ netlink_set_err(sock_net(skb->sk)->genl_sock, 0,
ovs_dp_vport_multicast_group.id, PTR_ERR(reply));
goto exit_unlock;
}
- genl_notify(reply, genl_info_net(info), info->snd_pid,
+ genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_vport_multicast_group.id, info->nlhdr, GFP_KERNEL);
exit_unlock:
int err;
rtnl_lock();
- vport = lookup_vport(info->userhdr, a);
+ vport = lookup_vport(sock_net(skb->sk), info->userhdr, a);
err = PTR_ERR(vport);
if (IS_ERR(vport))
goto exit_unlock;
goto exit_unlock;
}
- reply = ovs_vport_cmd_build_info(vport, info->snd_pid, info->snd_seq,
+ reply = ovs_vport_cmd_build_info(vport, info->snd_portid, info->snd_seq,
OVS_VPORT_CMD_DEL);
err = PTR_ERR(reply);
if (IS_ERR(reply))
ovs_dp_detach_port(vport);
- genl_notify(reply, genl_info_net(info), info->snd_pid,
+ genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_vport_multicast_group.id, info->nlhdr, GFP_KERNEL);
exit_unlock:
int err;
rcu_read_lock();
- vport = lookup_vport(ovs_header, a);
+ vport = lookup_vport(sock_net(skb->sk), ovs_header, a);
err = PTR_ERR(vport);
if (IS_ERR(vport))
goto exit_unlock;
- reply = ovs_vport_cmd_build_info(vport, info->snd_pid, info->snd_seq,
+ reply = ovs_vport_cmd_build_info(vport, info->snd_portid, info->snd_seq,
OVS_VPORT_CMD_NEW);
err = PTR_ERR(reply);
if (IS_ERR(reply))
{
struct ovs_header *ovs_header = genlmsg_data(nlmsg_data(cb->nlh));
struct datapath *dp;
- u32 port_no;
- int retval;
+ int bucket = cb->args[0], skip = cb->args[1];
+ int i, j = 0;
- dp = get_dp(ovs_header->dp_ifindex);
+ dp = get_dp(sock_net(skb->sk), ovs_header->dp_ifindex);
if (!dp)
return -ENODEV;
rcu_read_lock();
- for (port_no = cb->args[0]; port_no < DP_MAX_PORTS; port_no++) {
+ for (i = bucket; i < DP_VPORT_HASH_BUCKETS; i++) {
struct vport *vport;
-
- vport = rcu_dereference(dp->ports[port_no]);
- if (!vport)
- continue;
-
- if (ovs_vport_cmd_fill_info(vport, skb, NETLINK_CB(cb->skb).pid,
- cb->nlh->nlmsg_seq, NLM_F_MULTI,
- OVS_VPORT_CMD_NEW) < 0)
- break;
- }
- rcu_read_unlock();
-
- cb->args[0] = port_no;
- retval = skb->len;
-
- return retval;
-}
-
-static void rehash_flow_table(struct work_struct *work)
-{
- struct datapath *dp;
-
- genl_lock();
-
- list_for_each_entry(dp, &dps, list_node) {
- struct flow_table *old_table = genl_dereference(dp->table);
- struct flow_table *new_table;
-
- new_table = ovs_flow_tbl_rehash(old_table);
- if (!IS_ERR(new_table)) {
- rcu_assign_pointer(dp->table, new_table);
- ovs_flow_tbl_deferred_destroy(old_table);
+ struct hlist_node *n;
+
+ j = 0;
+ hlist_for_each_entry_rcu(vport, n, &dp->ports[i], dp_hash_node) {
+ if (j >= skip &&
+ ovs_vport_cmd_fill_info(vport, skb,
+ NETLINK_CB(cb->skb).portid,
+ cb->nlh->nlmsg_seq,
+ NLM_F_MULTI,
+ OVS_VPORT_CMD_NEW) < 0)
+ goto out;
+
+ j++;
}
+ skip = 0;
}
+out:
+ rcu_read_unlock();
- genl_unlock();
+ cb->args[0] = i;
+ cb->args[1] = j;
- schedule_delayed_work(&rehash_flow_wq, REHASH_FLOW_INTERVAL);
+ return skb->len;
}
static struct genl_ops dp_vport_genl_ops[] = {
return err;
}
+static void rehash_flow_table(struct work_struct *work)
+{
+ struct datapath *dp;
+ struct net *net;
+
+ genl_lock();
+ rtnl_lock();
+ for_each_net(net) {
+ struct ovs_net *ovs_net = net_generic(net, ovs_net_id);
+
+ list_for_each_entry(dp, &ovs_net->dps, list_node) {
+ struct flow_table *old_table = genl_dereference(dp->table);
+ struct flow_table *new_table;
+
+ new_table = ovs_flow_tbl_rehash(old_table);
+ if (!IS_ERR(new_table)) {
+ rcu_assign_pointer(dp->table, new_table);
+ ovs_flow_tbl_deferred_destroy(old_table);
+ }
+ }
+ }
+ rtnl_unlock();
+ genl_unlock();
+
+ schedule_delayed_work(&rehash_flow_wq, REHASH_FLOW_INTERVAL);
+}
+
+static int __net_init ovs_init_net(struct net *net)
+{
+ struct ovs_net *ovs_net = net_generic(net, ovs_net_id);
+
+ INIT_LIST_HEAD(&ovs_net->dps);
+ return 0;
+}
+
+static void __net_exit ovs_exit_net(struct net *net)
+{
+ struct ovs_net *ovs_net = net_generic(net, ovs_net_id);
+ struct datapath *dp, *dp_next;
+
+ genl_lock();
+ list_for_each_entry_safe(dp, dp_next, &ovs_net->dps, list_node)
+ __dp_destroy(dp);
+ genl_unlock();
+}
+
+static struct pernet_operations ovs_net_ops = {
+ .init = ovs_init_net,
+ .exit = ovs_exit_net,
+ .id = &ovs_net_id,
+ .size = sizeof(struct ovs_net),
+};
+
static int __init dp_init(void)
{
struct sk_buff *dummy_skb;
if (err)
goto error_flow_exit;
- err = register_netdevice_notifier(&ovs_dp_device_notifier);
+ err = register_pernet_device(&ovs_net_ops);
if (err)
goto error_vport_exit;
+ err = register_netdevice_notifier(&ovs_dp_device_notifier);
+ if (err)
+ goto error_netns_exit;
+
err = dp_register_genl();
if (err < 0)
goto error_unreg_notifier;
error_unreg_notifier:
unregister_netdevice_notifier(&ovs_dp_device_notifier);
+error_netns_exit:
+ unregister_pernet_device(&ovs_net_ops);
error_vport_exit:
ovs_vport_exit();
error_flow_exit:
static void dp_cleanup(void)
{
cancel_delayed_work_sync(&rehash_flow_wq);
- rcu_barrier();
dp_unregister_genl(ARRAY_SIZE(dp_genl_families));
unregister_netdevice_notifier(&ovs_dp_device_notifier);
+ unregister_pernet_device(&ovs_net_ops);
+ rcu_barrier();
ovs_vport_exit();
ovs_flow_exit();
}
#include <linux/u64_stats_sync.h>
#include "flow.h"
+#include "vport.h"
-struct vport;
+#define DP_MAX_PORTS USHRT_MAX
+#define DP_VPORT_HASH_BUCKETS 1024
-#define DP_MAX_PORTS 1024
#define SAMPLE_ACTION_DEPTH 3
/**
* @list_node: Element in global 'dps' list.
* @n_flows: Number of flows currently in flow table.
* @table: Current flow table. Protected by genl_lock and RCU.
- * @ports: Map from port number to &struct vport. %OVSP_LOCAL port
- * always exists, other ports may be %NULL. Protected by RTNL and RCU.
- * @port_list: List of all ports in @ports in arbitrary order. RTNL required
- * to iterate or modify.
+ * @ports: Hash table for ports. %OVSP_LOCAL port always exists. Protected by
+ * RTNL and RCU.
* @stats_percpu: Per-CPU datapath statistics.
+ * @net: Reference to net namespace.
*
* Context: See the comment on locking at the top of datapath.c for additional
* locking information.
struct flow_table __rcu *table;
/* Switch ports. */
- struct vport __rcu *ports[DP_MAX_PORTS];
- struct list_head port_list;
+ struct hlist_head *ports;
/* Stats. */
struct dp_stats_percpu __percpu *stats_percpu;
+
+#ifdef CONFIG_NET_NS
+ /* Network namespace ref. */
+ struct net *net;
+#endif
};
+struct vport *ovs_lookup_vport(const struct datapath *dp, u16 port_no);
+
+static inline struct vport *ovs_vport_rcu(const struct datapath *dp, int port_no)
+{
+ WARN_ON_ONCE(!rcu_read_lock_held());
+ return ovs_lookup_vport(dp, port_no);
+}
+
+static inline struct vport *ovs_vport_rtnl_rcu(const struct datapath *dp, int port_no)
+{
+ WARN_ON_ONCE(!rcu_read_lock_held() && !rtnl_is_locked());
+ return ovs_lookup_vport(dp, port_no);
+}
+
+static inline struct vport *ovs_vport_rtnl(const struct datapath *dp, int port_no)
+{
+ ASSERT_RTNL();
+ return ovs_lookup_vport(dp, port_no);
+}
+
/**
* struct ovs_skb_cb - OVS data in skb CB
* @flow: The flow associated with this packet. May be %NULL if no flow.
u8 cmd;
const struct sw_flow_key *key;
const struct nlattr *userdata;
- u32 pid;
+ u32 portid;
};
+static inline struct net *ovs_dp_get_net(struct datapath *dp)
+{
+ return read_pnet(&dp->net);
+}
+
+static inline void ovs_dp_set_net(struct datapath *dp, struct net *net)
+{
+ write_pnet(&dp->net, net);
+}
+
extern struct notifier_block ovs_dp_device_notifier;
extern struct genl_multicast_group ovs_dp_vport_multicast_group;
case NETDEV_UNREGISTER:
if (!ovs_is_internal_dev(dev)) {
struct sk_buff *notify;
+ struct datapath *dp = vport->dp;
notify = ovs_vport_cmd_build_info(vport, 0, 0,
OVS_VPORT_CMD_DEL);
ovs_dp_detach_port(vport);
if (IS_ERR(notify)) {
- netlink_set_err(init_net.genl_sock, 0,
+ netlink_set_err(ovs_dp_get_net(dp)->genl_sock, 0,
ovs_dp_vport_multicast_group.id,
PTR_ERR(notify));
break;
}
- genlmsg_multicast(notify, 0, ovs_dp_vport_multicast_group.id,
- GFP_KERNEL);
+ genlmsg_multicast_netns(ovs_dp_get_net(dp), notify, 0,
+ ovs_dp_vport_multicast_group.id,
+ GFP_KERNEL);
}
break;
}
int actions_len = nla_len(actions);
struct sw_flow_actions *sfa;
- /* At least DP_MAX_PORTS actions are required to be able to flood a
- * packet to every port. Factor of 2 allows for setting VLAN tags,
- * etc. */
- if (actions_len > 2 * DP_MAX_PORTS * nla_total_size(4))
+ if (actions_len > MAX_ACTIONS_BUFSIZE)
return ERR_PTR(-EINVAL);
sfa = kmalloc(sizeof(*sfa) + actions_len, GFP_KERNEL);
swkey->phy.in_port = in_port;
attrs &= ~(1 << OVS_KEY_ATTR_IN_PORT);
} else {
- swkey->phy.in_port = USHRT_MAX;
+ swkey->phy.in_port = DP_MAX_PORTS;
}
/* Data attributes. */
const struct nlattr *nla;
int rem;
- *in_port = USHRT_MAX;
+ *in_port = DP_MAX_PORTS;
*priority = 0;
nla_for_each_nested(nla, attr, rem) {
nla_put_u32(skb, OVS_KEY_ATTR_PRIORITY, swkey->phy.priority))
goto nla_put_failure;
- if (swkey->phy.in_port != USHRT_MAX &&
+ if (swkey->phy.in_port != DP_MAX_PORTS &&
nla_put_u32(skb, OVS_KEY_ATTR_IN_PORT, swkey->phy.in_port))
goto nla_put_failure;
struct sw_flow_key {
struct {
u32 priority; /* Packet QoS priority. */
- u16 in_port; /* Input switch port (or USHRT_MAX). */
+ u16 in_port; /* Input switch port (or DP_MAX_PORTS). */
} phy;
struct {
u8 src[ETH_ALEN]; /* Ethernet source address. */
int ovs_flow_metadata_from_nlattrs(u32 *priority, u16 *in_port,
const struct nlattr *);
+#define MAX_ACTIONS_BUFSIZE (16 * 1024)
#define TBL_MIN_BUCKETS 1024
struct flow_table {
netdev->tx_queue_len = 0;
netdev->features = NETIF_F_LLTX | NETIF_F_SG | NETIF_F_FRAGLIST |
- NETIF_F_HIGHDMA | NETIF_F_HW_CSUM | NETIF_F_TSO;
+ NETIF_F_HIGHDMA | NETIF_F_HW_CSUM | NETIF_F_TSO;
netdev->vlan_features = netdev->features;
netdev->features |= NETIF_F_HW_VLAN_TX;
goto error_free_vport;
}
+ dev_net_set(netdev_vport->dev, ovs_dp_get_net(vport->dp));
internal_dev = internal_dev_priv(netdev_vport->dev);
internal_dev->vport = vport;
+ /* Restrict bridge port to current netns. */
+ if (vport->port_no == OVSP_LOCAL)
+ netdev_vport->dev->features |= NETIF_F_NETNS_LOCAL;
+
err = register_netdevice(netdev_vport->dev);
if (err)
goto error_free_netdev;
netdev_vport = netdev_vport_priv(vport);
- netdev_vport->dev = dev_get_by_name(&init_net, parms->name);
+ netdev_vport->dev = dev_get_by_name(ovs_dp_get_net(vport->dp), parms->name);
if (!netdev_vport->dev) {
err = -ENODEV;
goto error_free_vport;
* 02110-1301, USA
*/
-#include <linux/dcache.h>
#include <linux/etherdevice.h>
#include <linux/if.h>
#include <linux/if_vlan.h>
+#include <linux/jhash.h>
#include <linux/kernel.h>
#include <linux/list.h>
#include <linux/mutex.h>
#include <linux/rcupdate.h>
#include <linux/rtnetlink.h>
#include <linux/compat.h>
+#include <net/net_namespace.h>
+#include "datapath.h"
#include "vport.h"
#include "vport-internal_dev.h"
kfree(dev_table);
}
-static struct hlist_head *hash_bucket(const char *name)
+static struct hlist_head *hash_bucket(struct net *net, const char *name)
{
- unsigned int hash = full_name_hash(name, strlen(name));
+ unsigned int hash = jhash(name, strlen(name), (unsigned long) net);
return &dev_table[hash & (VPORT_HASH_BUCKETS - 1)];
}
*
* Must be called with RTNL or RCU read lock.
*/
-struct vport *ovs_vport_locate(const char *name)
+struct vport *ovs_vport_locate(struct net *net, const char *name)
{
- struct hlist_head *bucket = hash_bucket(name);
+ struct hlist_head *bucket = hash_bucket(net, name);
struct vport *vport;
struct hlist_node *node;
hlist_for_each_entry_rcu(vport, node, bucket, hash_node)
- if (!strcmp(name, vport->ops->get_name(vport)))
+ if (!strcmp(name, vport->ops->get_name(vport)) &&
+ net_eq(ovs_dp_get_net(vport->dp), net))
return vport;
return NULL;
vport->dp = parms->dp;
vport->port_no = parms->port_no;
- vport->upcall_pid = parms->upcall_pid;
+ vport->upcall_portid = parms->upcall_portid;
vport->ops = ops;
+ INIT_HLIST_NODE(&vport->dp_hash_node);
vport->percpu_stats = alloc_percpu(struct vport_percpu_stats);
if (!vport->percpu_stats) {
for (i = 0; i < ARRAY_SIZE(vport_ops_list); i++) {
if (vport_ops_list[i]->type == parms->type) {
+ struct hlist_head *bucket;
+
vport = vport_ops_list[i]->create(parms);
if (IS_ERR(vport)) {
err = PTR_ERR(vport);
goto out;
}
- hlist_add_head_rcu(&vport->hash_node,
- hash_bucket(vport->ops->get_name(vport)));
+ bucket = hash_bucket(ovs_dp_get_net(vport->dp),
+ vport->ops->get_name(vport));
+ hlist_add_head_rcu(&vport->hash_node, bucket);
return vport;
}
}
#define VPORT_H 1
#include <linux/list.h>
+#include <linux/netlink.h>
#include <linux/openvswitch.h>
#include <linux/skbuff.h>
#include <linux/spinlock.h>
struct vport *ovs_vport_add(const struct vport_parms *);
void ovs_vport_del(struct vport *);
-struct vport *ovs_vport_locate(const char *name);
+struct vport *ovs_vport_locate(struct net *net, const char *name);
void ovs_vport_get_stats(struct vport *, struct ovs_vport_stats *);
* @rcu: RCU callback head for deferred destruction.
* @port_no: Index into @dp's @ports array.
* @dp: Datapath to which this port belongs.
- * @node: Element in @dp's @port_list.
- * @upcall_pid: The Netlink port to use for packets received on this port that
+ * @upcall_portid: The Netlink port to use for packets received on this port that
* miss the flow table.
* @hash_node: Element in @dev_table hash table in vport.c.
+ * @dp_hash_node: Element in @datapath->ports hash table in datapath.c.
* @ops: Class structure.
* @percpu_stats: Points to per-CPU statistics used and maintained by vport
* @stats_lock: Protects @err_stats;
struct rcu_head rcu;
u16 port_no;
struct datapath *dp;
- struct list_head node;
- u32 upcall_pid;
+ u32 upcall_portid;
struct hlist_node hash_node;
+ struct hlist_node dp_hash_node;
const struct vport_ops *ops;
struct vport_percpu_stats __percpu *percpu_stats;
/* For ovs_vport_alloc(). */
struct datapath *dp;
u16 port_no;
- u32 upcall_pid;
+ u32 upcall_portid;
};
/**
}
static int sk_diag_fill(struct sock *sk, struct sk_buff *skb, struct packet_diag_req *req,
- u32 pid, u32 seq, u32 flags, int sk_ino)
+ u32 portid, u32 seq, u32 flags, int sk_ino)
{
struct nlmsghdr *nlh;
struct packet_diag_msg *rp;
struct packet_sock *po = pkt_sk(sk);
- nlh = nlmsg_put(skb, pid, seq, SOCK_DIAG_BY_FAMILY, sizeof(*rp), flags);
+ nlh = nlmsg_put(skb, portid, seq, SOCK_DIAG_BY_FAMILY, sizeof(*rp), flags);
if (!nlh)
return -EMSGSIZE;
if (num < s_num)
goto next;
- if (sk_diag_fill(sk, skb, req, NETLINK_CB(cb->skb).pid,
+ if (sk_diag_fill(sk, skb, req, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
sock_i_ino(sk)) < 0)
goto done;
/* Device address handling */
static int fill_addr(struct sk_buff *skb, struct net_device *dev, u8 addr,
- u32 pid, u32 seq, int event);
+ u32 portid, u32 seq, int event);
void phonet_address_notify(int event, struct net_device *dev, u8 addr)
{
}
static int fill_addr(struct sk_buff *skb, struct net_device *dev, u8 addr,
- u32 pid, u32 seq, int event)
+ u32 portid, u32 seq, int event)
{
struct ifaddrmsg *ifm;
struct nlmsghdr *nlh;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*ifm), 0);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*ifm), 0);
if (nlh == NULL)
return -EMSGSIZE;
continue;
if (fill_addr(skb, pnd->netdev, addr << 2,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, RTM_NEWADDR) < 0)
goto out;
}
/* Routes handling */
static int fill_route(struct sk_buff *skb, struct net_device *dev, u8 dst,
- u32 pid, u32 seq, int event)
+ u32 portid, u32 seq, int event)
{
struct rtmsg *rtm;
struct nlmsghdr *nlh;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*rtm), 0);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*rtm), 0);
if (nlh == NULL)
return -EMSGSIZE;
if (addr_idx++ < addr_start_idx)
continue;
- if (fill_route(skb, dev, addr << 2, NETLINK_CB(cb->skb).pid,
+ if (fill_route(skb, dev, addr << 2, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, RTM_NEWROUTE))
goto out;
}
}
static int
-tca_get_fill(struct sk_buff *skb, struct tc_action *a, u32 pid, u32 seq,
+tca_get_fill(struct sk_buff *skb, struct tc_action *a, u32 portid, u32 seq,
u16 flags, int event, int bind, int ref)
{
struct tcamsg *t;
unsigned char *b = skb_tail_pointer(skb);
struct nlattr *nest;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*t), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*t), flags);
if (!nlh)
goto out_nlmsg_trim;
t = nlmsg_data(nlh);
}
static int
-act_get_notify(struct net *net, u32 pid, struct nlmsghdr *n,
+act_get_notify(struct net *net, u32 portid, struct nlmsghdr *n,
struct tc_action *a, int event)
{
struct sk_buff *skb;
skb = alloc_skb(NLMSG_GOODSIZE, GFP_KERNEL);
if (!skb)
return -ENOBUFS;
- if (tca_get_fill(skb, a, pid, n->nlmsg_seq, 0, event, 0, 0) <= 0) {
+ if (tca_get_fill(skb, a, portid, n->nlmsg_seq, 0, event, 0, 0) <= 0) {
kfree_skb(skb);
return -EINVAL;
}
- return rtnl_unicast(skb, net, pid);
+ return rtnl_unicast(skb, net, portid);
}
static struct tc_action *
-tcf_action_get_1(struct nlattr *nla, struct nlmsghdr *n, u32 pid)
+tcf_action_get_1(struct nlattr *nla, struct nlmsghdr *n, u32 portid)
{
struct nlattr *tb[TCA_ACT_MAX + 1];
struct tc_action *a;
}
static int tca_action_flush(struct net *net, struct nlattr *nla,
- struct nlmsghdr *n, u32 pid)
+ struct nlmsghdr *n, u32 portid)
{
struct sk_buff *skb;
unsigned char *b;
if (a->ops == NULL)
goto err_out;
- nlh = nlmsg_put(skb, pid, n->nlmsg_seq, RTM_DELACTION, sizeof(*t), 0);
+ nlh = nlmsg_put(skb, portid, n->nlmsg_seq, RTM_DELACTION, sizeof(*t), 0);
if (!nlh)
goto out_module_put;
t = nlmsg_data(nlh);
nlh->nlmsg_flags |= NLM_F_ROOT;
module_put(a->ops->owner);
kfree(a);
- err = rtnetlink_send(skb, net, pid, RTNLGRP_TC,
+ err = rtnetlink_send(skb, net, portid, RTNLGRP_TC,
n->nlmsg_flags & NLM_F_ECHO);
if (err > 0)
return 0;
static int
tca_action_gd(struct net *net, struct nlattr *nla, struct nlmsghdr *n,
- u32 pid, int event)
+ u32 portid, int event)
{
int i, ret;
struct nlattr *tb[TCA_ACT_MAX_PRIO + 1];
if (event == RTM_DELACTION && n->nlmsg_flags & NLM_F_ROOT) {
if (tb[1] != NULL)
- return tca_action_flush(net, tb[1], n, pid);
+ return tca_action_flush(net, tb[1], n, portid);
else
return -EINVAL;
}
for (i = 1; i <= TCA_ACT_MAX_PRIO && tb[i]; i++) {
- act = tcf_action_get_1(tb[i], n, pid);
+ act = tcf_action_get_1(tb[i], n, portid);
if (IS_ERR(act)) {
ret = PTR_ERR(act);
goto err;
}
if (event == RTM_GETACTION)
- ret = act_get_notify(net, pid, n, head, event);
+ ret = act_get_notify(net, portid, n, head, event);
else { /* delete */
struct sk_buff *skb;
goto err;
}
- if (tca_get_fill(skb, head, pid, n->nlmsg_seq, 0, event,
+ if (tca_get_fill(skb, head, portid, n->nlmsg_seq, 0, event,
0, 1) <= 0) {
kfree_skb(skb);
ret = -EINVAL;
/* now do the delete */
tcf_action_destroy(head, 0);
- ret = rtnetlink_send(skb, net, pid, RTNLGRP_TC,
+ ret = rtnetlink_send(skb, net, portid, RTNLGRP_TC,
n->nlmsg_flags & NLM_F_ECHO);
if (ret > 0)
return 0;
}
static int tcf_add_notify(struct net *net, struct tc_action *a,
- u32 pid, u32 seq, int event, u16 flags)
+ u32 portid, u32 seq, int event, u16 flags)
{
struct tcamsg *t;
struct nlmsghdr *nlh;
b = skb_tail_pointer(skb);
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*t), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*t), flags);
if (!nlh)
goto out_kfree_skb;
t = nlmsg_data(nlh);
nlh->nlmsg_len = skb_tail_pointer(skb) - b;
NETLINK_CB(skb).dst_group = RTNLGRP_TC;
- err = rtnetlink_send(skb, net, pid, RTNLGRP_TC, flags & NLM_F_ECHO);
+ err = rtnetlink_send(skb, net, portid, RTNLGRP_TC, flags & NLM_F_ECHO);
if (err > 0)
err = 0;
return err;
static int
tcf_action_add(struct net *net, struct nlattr *nla, struct nlmsghdr *n,
- u32 pid, int ovr)
+ u32 portid, int ovr)
{
int ret = 0;
struct tc_action *act;
/* dump then free all the actions after update; inserted policy
* stays intact
*/
- ret = tcf_add_notify(net, act, pid, seq, RTM_NEWACTION, n->nlmsg_flags);
+ ret = tcf_add_notify(net, act, portid, seq, RTM_NEWACTION, n->nlmsg_flags);
for (a = act; a; a = act) {
act = a->next;
kfree(a);
{
struct net *net = sock_net(skb->sk);
struct nlattr *tca[TCA_ACT_MAX + 1];
- u32 pid = skb ? NETLINK_CB(skb).pid : 0;
+ u32 portid = skb ? NETLINK_CB(skb).portid : 0;
int ret = 0, ovr = 0;
ret = nlmsg_parse(n, sizeof(struct tcamsg), tca, TCA_ACT_MAX, NULL);
if (n->nlmsg_flags & NLM_F_REPLACE)
ovr = 1;
replay:
- ret = tcf_action_add(net, tca[TCA_ACT_TAB], n, pid, ovr);
+ ret = tcf_action_add(net, tca[TCA_ACT_TAB], n, portid, ovr);
if (ret == -EAGAIN)
goto replay;
break;
case RTM_DELACTION:
ret = tca_action_gd(net, tca[TCA_ACT_TAB], n,
- pid, RTM_DELACTION);
+ portid, RTM_DELACTION);
break;
case RTM_GETACTION:
ret = tca_action_gd(net, tca[TCA_ACT_TAB], n,
- pid, RTM_GETACTION);
+ portid, RTM_GETACTION);
break;
default:
BUG();
goto out_module_put;
}
- nlh = nlmsg_put(skb, NETLINK_CB(cb->skb).pid, cb->nlh->nlmsg_seq,
+ nlh = nlmsg_put(skb, NETLINK_CB(cb->skb).portid, cb->nlh->nlmsg_seq,
cb->nlh->nlmsg_type, sizeof(*t), 0);
if (!nlh)
goto out_module_put;
nla_nest_cancel(skb, nest);
nlh->nlmsg_len = skb_tail_pointer(skb) - b;
- if (NETLINK_CB(cb->skb).pid && ret)
+ if (NETLINK_CB(cb->skb).portid && ret)
nlh->nlmsg_flags |= NLM_F_MULTI;
module_put(a_o->owner);
return skb->len;
}
static int tcf_fill_node(struct sk_buff *skb, struct tcf_proto *tp,
- unsigned long fh, u32 pid, u32 seq, u16 flags, int event)
+ unsigned long fh, u32 portid, u32 seq, u16 flags, int event)
{
struct tcmsg *tcm;
struct nlmsghdr *nlh;
unsigned char *b = skb_tail_pointer(skb);
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*tcm), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*tcm), flags);
if (!nlh)
goto out_nlmsg_trim;
tcm = nlmsg_data(nlh);
unsigned long fh, int event)
{
struct sk_buff *skb;
- u32 pid = oskb ? NETLINK_CB(oskb).pid : 0;
+ u32 portid = oskb ? NETLINK_CB(oskb).portid : 0;
skb = alloc_skb(NLMSG_GOODSIZE, GFP_KERNEL);
if (!skb)
return -ENOBUFS;
- if (tcf_fill_node(skb, tp, fh, pid, n->nlmsg_seq, 0, event) <= 0) {
+ if (tcf_fill_node(skb, tp, fh, portid, n->nlmsg_seq, 0, event) <= 0) {
kfree_skb(skb);
return -EINVAL;
}
- return rtnetlink_send(skb, net, pid, RTNLGRP_TC,
+ return rtnetlink_send(skb, net, portid, RTNLGRP_TC,
n->nlmsg_flags & NLM_F_ECHO);
}
{
struct tcf_dump_args *a = (void *)arg;
- return tcf_fill_node(a->skb, tp, n, NETLINK_CB(a->cb->skb).pid,
+ return tcf_fill_node(a->skb, tp, n, NETLINK_CB(a->cb->skb).portid,
a->cb->nlh->nlmsg_seq, NLM_F_MULTI, RTM_NEWTFILTER);
}
if (t > s_t)
memset(&cb->args[1], 0, sizeof(cb->args)-sizeof(cb->args[0]));
if (cb->args[1] == 0) {
- if (tcf_fill_node(skb, tp, 0, NETLINK_CB(cb->skb).pid,
+ if (tcf_fill_node(skb, tp, 0, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
RTM_NEWTFILTER) <= 0)
break;
}
static int tc_fill_qdisc(struct sk_buff *skb, struct Qdisc *q, u32 clid,
- u32 pid, u32 seq, u16 flags, int event)
+ u32 portid, u32 seq, u16 flags, int event)
{
struct tcmsg *tcm;
struct nlmsghdr *nlh;
struct gnet_dump d;
struct qdisc_size_table *stab;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*tcm), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*tcm), flags);
if (!nlh)
goto out_nlmsg_trim;
tcm = nlmsg_data(nlh);
struct Qdisc *old, struct Qdisc *new)
{
struct sk_buff *skb;
- u32 pid = oskb ? NETLINK_CB(oskb).pid : 0;
+ u32 portid = oskb ? NETLINK_CB(oskb).portid : 0;
skb = alloc_skb(NLMSG_GOODSIZE, GFP_KERNEL);
if (!skb)
return -ENOBUFS;
if (old && !tc_qdisc_dump_ignore(old)) {
- if (tc_fill_qdisc(skb, old, clid, pid, n->nlmsg_seq,
+ if (tc_fill_qdisc(skb, old, clid, portid, n->nlmsg_seq,
0, RTM_DELQDISC) < 0)
goto err_out;
}
if (new && !tc_qdisc_dump_ignore(new)) {
- if (tc_fill_qdisc(skb, new, clid, pid, n->nlmsg_seq,
+ if (tc_fill_qdisc(skb, new, clid, portid, n->nlmsg_seq,
old ? NLM_F_REPLACE : 0, RTM_NEWQDISC) < 0)
goto err_out;
}
if (skb->len)
- return rtnetlink_send(skb, net, pid, RTNLGRP_TC,
+ return rtnetlink_send(skb, net, portid, RTNLGRP_TC,
n->nlmsg_flags & NLM_F_ECHO);
err_out:
q_idx++;
} else {
if (!tc_qdisc_dump_ignore(q) &&
- tc_fill_qdisc(skb, q, q->parent, NETLINK_CB(cb->skb).pid,
+ tc_fill_qdisc(skb, q, q->parent, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI, RTM_NEWQDISC) <= 0)
goto done;
q_idx++;
continue;
}
if (!tc_qdisc_dump_ignore(q) &&
- tc_fill_qdisc(skb, q, q->parent, NETLINK_CB(cb->skb).pid,
+ tc_fill_qdisc(skb, q, q->parent, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI, RTM_NEWQDISC) <= 0)
goto done;
q_idx++;
const struct Qdisc_class_ops *cops;
unsigned long cl = 0;
unsigned long new_cl;
- u32 pid = tcm->tcm_parent;
+ u32 portid = tcm->tcm_parent;
u32 clid = tcm->tcm_handle;
u32 qid = TC_H_MAJ(clid);
int err;
/* Step 1. Determine qdisc handle X:0 */
- if (pid != TC_H_ROOT) {
- u32 qid1 = TC_H_MAJ(pid);
+ if (portid != TC_H_ROOT) {
+ u32 qid1 = TC_H_MAJ(portid);
if (qid && qid1) {
/* If both majors are known, they must be identical. */
/* Now qid is genuine qdisc handle consistent
* both with parent and child.
*
- * TC_H_MAJ(pid) still may be unspecified, complete it now.
+ * TC_H_MAJ(portid) still may be unspecified, complete it now.
*/
- if (pid)
- pid = TC_H_MAKE(qid, pid);
+ if (portid)
+ portid = TC_H_MAKE(qid, portid);
} else {
if (qid == 0)
qid = dev->qdisc->handle;
/* Now try to get class */
if (clid == 0) {
- if (pid == TC_H_ROOT)
+ if (portid == TC_H_ROOT)
clid = qid;
} else
clid = TC_H_MAKE(qid, clid);
new_cl = cl;
err = -EOPNOTSUPP;
if (cops->change)
- err = cops->change(q, clid, pid, tca, &new_cl);
+ err = cops->change(q, clid, portid, tca, &new_cl);
if (err == 0)
tclass_notify(net, skb, n, q, new_cl, RTM_NEWTCLASS);
static int tc_fill_tclass(struct sk_buff *skb, struct Qdisc *q,
unsigned long cl,
- u32 pid, u32 seq, u16 flags, int event)
+ u32 portid, u32 seq, u16 flags, int event)
{
struct tcmsg *tcm;
struct nlmsghdr *nlh;
struct gnet_dump d;
const struct Qdisc_class_ops *cl_ops = q->ops->cl_ops;
- nlh = nlmsg_put(skb, pid, seq, event, sizeof(*tcm), flags);
+ nlh = nlmsg_put(skb, portid, seq, event, sizeof(*tcm), flags);
if (!nlh)
goto out_nlmsg_trim;
tcm = nlmsg_data(nlh);
unsigned long cl, int event)
{
struct sk_buff *skb;
- u32 pid = oskb ? NETLINK_CB(oskb).pid : 0;
+ u32 portid = oskb ? NETLINK_CB(oskb).portid : 0;
skb = alloc_skb(NLMSG_GOODSIZE, GFP_KERNEL);
if (!skb)
return -ENOBUFS;
- if (tc_fill_tclass(skb, q, cl, pid, n->nlmsg_seq, 0, event) < 0) {
+ if (tc_fill_tclass(skb, q, cl, portid, n->nlmsg_seq, 0, event) < 0) {
kfree_skb(skb);
return -EINVAL;
}
- return rtnetlink_send(skb, net, pid, RTNLGRP_TC,
+ return rtnetlink_send(skb, net, portid, RTNLGRP_TC,
n->nlmsg_flags & NLM_F_ECHO);
}
{
struct qdisc_dump_args *a = (struct qdisc_dump_args *)arg;
- return tc_fill_tclass(a->skb, q, cl, NETLINK_CB(a->cb->skb).pid,
+ return tc_fill_tclass(a->skb, q, cl, NETLINK_CB(a->cb->skb).portid,
a->cb->nlh->nlmsg_seq, NLM_F_MULTI, RTM_NEWTCLASS);
}
};
EXPORT_SYMBOL(pfifo_fast_ops);
+static struct lock_class_key qdisc_tx_busylock;
+
struct Qdisc *qdisc_alloc(struct netdev_queue *dev_queue,
struct Qdisc_ops *ops)
{
struct Qdisc *sch;
unsigned int size = QDISC_ALIGN(sizeof(*sch)) + ops->priv_size;
int err = -ENOBUFS;
+ struct net_device *dev = dev_queue->dev;
p = kzalloc_node(size, GFP_KERNEL,
netdev_queue_numa_node_read(dev_queue));
}
INIT_LIST_HEAD(&sch->list);
skb_queue_head_init(&sch->q);
+
spin_lock_init(&sch->busylock);
+ lockdep_set_class(&sch->busylock,
+ dev->qdisc_tx_busylock ?: &qdisc_tx_busylock);
+
sch->ops = ops;
sch->enqueue = ops->enqueue;
sch->dequeue = ops->dequeue;
sch->dev_queue = dev_queue;
- dev_hold(qdisc_dev(sch));
+ dev_hold(dev);
atomic_set(&sch->refcnt, 1);
return sch;
* next chunk.
*/
if (chunk->tsn_gap_acked) {
- list_del(&chunk->transmitted_list);
- list_add_tail(&chunk->transmitted_list,
- &transport->transmitted);
+ list_move_tail(&chunk->transmitted_list,
+ &transport->transmitted);
continue;
}
/* The append was successful, so add this chunk to
* the transmitted list.
*/
- list_del(&chunk->transmitted_list);
- list_add_tail(&chunk->transmitted_list,
- &transport->transmitted);
+ list_move_tail(&chunk->transmitted_list,
+ &transport->transmitted);
/* Mark the chunk as ineligible for fast retransmit
* after it is retransmitted.
#include <linux/nsproxy.h>
#include <linux/magic.h>
#include <linux/slab.h>
+#include <linux/xattr.h>
#include <asm/uaccess.h>
#include <asm/unistd.h>
* but we take care of internal coherence yet.
*/
-static int sock_alloc_file(struct socket *sock, struct file **f, int flags)
+static int sock_alloc_file(struct socket *sock, struct file **f, int flags,
+ const char *dname)
{
struct qstr name = { .name = "" };
struct path path;
if (unlikely(fd < 0))
return fd;
+ if (dname) {
+ name.name = dname;
+ name.len = strlen(name.name);
+ } else if (sock->sk) {
+ name.name = sock->sk->sk_prot_creator->name;
+ name.len = strlen(name.name);
+ }
path.dentry = d_alloc_pseudo(sock_mnt->mnt_sb, &name);
if (unlikely(!path.dentry)) {
put_unused_fd(fd);
int sock_map_fd(struct socket *sock, int flags)
{
struct file *newfile;
- int fd = sock_alloc_file(sock, &newfile, flags);
+ int fd = sock_alloc_file(sock, &newfile, flags, NULL);
if (likely(fd >= 0))
fd_install(fd, newfile);
return NULL;
}
+#define XATTR_SOCKPROTONAME_SUFFIX "sockprotoname"
+#define XATTR_NAME_SOCKPROTONAME (XATTR_SYSTEM_PREFIX XATTR_SOCKPROTONAME_SUFFIX)
+#define XATTR_NAME_SOCKPROTONAME_LEN (sizeof(XATTR_NAME_SOCKPROTONAME)-1)
+static ssize_t sockfs_getxattr(struct dentry *dentry,
+ const char *name, void *value, size_t size)
+{
+ const char *proto_name;
+ size_t proto_size;
+ int error;
+
+ error = -ENODATA;
+ if (!strncmp(name, XATTR_NAME_SOCKPROTONAME, XATTR_NAME_SOCKPROTONAME_LEN)) {
+ proto_name = dentry->d_name.name;
+ proto_size = strlen(proto_name);
+
+ if (value) {
+ error = -ERANGE;
+ if (proto_size + 1 > size)
+ goto out;
+
+ strncpy(value, proto_name, proto_size + 1);
+ }
+ error = proto_size + 1;
+ }
+
+out:
+ return error;
+}
+
+static ssize_t sockfs_listxattr(struct dentry *dentry, char *buffer,
+ size_t size)
+{
+ ssize_t len;
+ ssize_t used = 0;
+
+ len = security_inode_listsecurity(dentry->d_inode, buffer, size);
+ if (len < 0)
+ return len;
+ used += len;
+ if (buffer) {
+ if (size < used)
+ return -ERANGE;
+ buffer += len;
+ }
+
+ len = (XATTR_NAME_SOCKPROTONAME_LEN + 1);
+ used += len;
+ if (buffer) {
+ if (size < used)
+ return -ERANGE;
+ memcpy(buffer, XATTR_NAME_SOCKPROTONAME, len);
+ buffer += len;
+ }
+
+ return used;
+}
+
+static const struct inode_operations sockfs_inode_ops = {
+ .getxattr = sockfs_getxattr,
+ .listxattr = sockfs_listxattr,
+};
+
/**
* sock_alloc - allocate a socket
*
inode->i_mode = S_IFSOCK | S_IRWXUGO;
inode->i_uid = current_fsuid();
inode->i_gid = current_fsgid();
+ inode->i_op = &sockfs_inode_ops;
this_cpu_add(sockets_in_use, 1);
return sock;
if (err < 0)
goto out_release_both;
- fd1 = sock_alloc_file(sock1, &newfile1, flags);
+ fd1 = sock_alloc_file(sock1, &newfile1, flags, NULL);
if (unlikely(fd1 < 0)) {
err = fd1;
goto out_release_both;
}
- fd2 = sock_alloc_file(sock2, &newfile2, flags);
+ fd2 = sock_alloc_file(sock2, &newfile2, flags, NULL);
if (unlikely(fd2 < 0)) {
err = fd2;
fput(newfile1);
*/
__module_get(newsock->ops->owner);
- newfd = sock_alloc_file(newsock, &newfile, flags);
+ newfd = sock_alloc_file(newsock, &newfile, flags,
+ sock->sk->sk_prot_creator->name);
if (unlikely(newfd < 0)) {
err = newfd;
sock_release(newsock);
rep_nlh = nlmsg_hdr(rep_buf);
memcpy(rep_nlh, req_nlh, hdr_space);
rep_nlh->nlmsg_len = rep_buf->len;
- genlmsg_unicast(&init_net, rep_buf, NETLINK_CB(skb).pid);
+ genlmsg_unicast(&init_net, rep_buf, NETLINK_CB(skb).portid);
}
return 0;
}
static int sk_diag_fill(struct sock *sk, struct sk_buff *skb, struct unix_diag_req *req,
- u32 pid, u32 seq, u32 flags, int sk_ino)
+ u32 portid, u32 seq, u32 flags, int sk_ino)
{
struct nlmsghdr *nlh;
struct unix_diag_msg *rep;
- nlh = nlmsg_put(skb, pid, seq, SOCK_DIAG_BY_FAMILY, sizeof(*rep),
+ nlh = nlmsg_put(skb, portid, seq, SOCK_DIAG_BY_FAMILY, sizeof(*rep),
flags);
if (!nlh)
return -EMSGSIZE;
}
static int sk_diag_dump(struct sock *sk, struct sk_buff *skb, struct unix_diag_req *req,
- u32 pid, u32 seq, u32 flags)
+ u32 portid, u32 seq, u32 flags)
{
int sk_ino;
if (!sk_ino)
return 0;
- return sk_diag_fill(sk, skb, req, pid, seq, flags, sk_ino);
+ return sk_diag_fill(sk, skb, req, portid, seq, flags, sk_ino);
}
static int unix_diag_dump(struct sk_buff *skb, struct netlink_callback *cb)
if (!(req->udiag_states & (1 << sk->sk_state)))
goto next;
if (sk_diag_dump(sk, skb, req,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
NLM_F_MULTI) < 0)
goto done;
if (!rep)
goto out;
- err = sk_diag_fill(sk, rep, req, NETLINK_CB(in_skb).pid,
+ err = sk_diag_fill(sk, rep, req, NETLINK_CB(in_skb).portid,
nlh->nlmsg_seq, 0, req->udiag_ino);
if (err < 0) {
nlmsg_free(rep);
goto again;
}
- err = netlink_unicast(net->diag_nlsk, rep, NETLINK_CB(in_skb).pid,
+ err = netlink_unicast(net->diag_nlsk, rep, NETLINK_CB(in_skb).portid,
MSG_DONTWAIT);
if (err > 0)
err = 0;
int opencount; /* also protected by devlist_mtx */
wait_queue_head_t dev_wait;
- u32 ap_beacons_nlpid;
+ u32 ap_beacons_nlportid;
/* protected by RTNL only */
int num_running_ifaces;
struct cfg80211_mgmt_registration {
struct list_head list;
- u32 nlpid;
+ u32 nlportid;
int match_len;
u8 match[];
};
-int cfg80211_mlme_register_mgmt(struct wireless_dev *wdev, u32 snd_pid,
+int cfg80211_mlme_register_mgmt(struct wireless_dev *wdev, u32 snd_portid,
u16 frame_type, const u8 *match_data,
int match_len)
{
memcpy(nreg->match, match_data, match_len);
nreg->match_len = match_len;
- nreg->nlpid = snd_pid;
+ nreg->nlportid = snd_portid;
nreg->frame_type = cpu_to_le16(frame_type);
list_add(&nreg->list, &wdev->mgmt_registrations);
return err;
}
-void cfg80211_mlme_unregister_socket(struct wireless_dev *wdev, u32 nlpid)
+void cfg80211_mlme_unregister_socket(struct wireless_dev *wdev, u32 nlportid)
{
struct wiphy *wiphy = wdev->wiphy;
struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
spin_lock_bh(&wdev->mgmt_registrations_lock);
list_for_each_entry_safe(reg, tmp, &wdev->mgmt_registrations, list) {
- if (reg->nlpid != nlpid)
+ if (reg->nlportid != nlportid)
continue;
if (rdev->ops->mgmt_frame_register) {
spin_unlock_bh(&wdev->mgmt_registrations_lock);
- if (nlpid == wdev->ap_unexpected_nlpid)
- wdev->ap_unexpected_nlpid = 0;
+ if (nlportid == wdev->ap_unexpected_nlportid)
+ wdev->ap_unexpected_nlportid = 0;
}
void cfg80211_mlme_purge_registrations(struct wireless_dev *wdev)
/* found match! */
/* Indicate the received Action frame to user space */
- if (nl80211_send_mgmt(rdev, wdev, reg->nlpid,
+ if (nl80211_send_mgmt(rdev, wdev, reg->nlportid,
freq, sig_mbm,
buf, len, gfp))
continue;
}
/* message building helper */
-static inline void *nl80211hdr_put(struct sk_buff *skb, u32 pid, u32 seq,
+static inline void *nl80211hdr_put(struct sk_buff *skb, u32 portid, u32 seq,
int flags, u8 cmd)
{
/* since there is no private header just add the generic one */
- return genlmsg_put(skb, pid, seq, &nl80211_fam, flags, cmd);
+ return genlmsg_put(skb, portid, seq, &nl80211_fam, flags, cmd);
}
static int nl80211_msg_put_channel(struct sk_buff *msg,
return -ENOBUFS;
}
-static int nl80211_send_wiphy(struct sk_buff *msg, u32 pid, u32 seq, int flags,
+static int nl80211_send_wiphy(struct sk_buff *msg, u32 portid, u32 seq, int flags,
struct cfg80211_registered_device *dev)
{
void *hdr;
const struct ieee80211_txrx_stypes *mgmt_stypes =
dev->wiphy.mgmt_stypes;
- hdr = nl80211hdr_put(msg, pid, seq, flags, NL80211_CMD_NEW_WIPHY);
+ hdr = nl80211hdr_put(msg, portid, seq, flags, NL80211_CMD_NEW_WIPHY);
if (!hdr)
return -1;
continue;
if (++idx <= start)
continue;
- if (nl80211_send_wiphy(skb, NETLINK_CB(cb->skb).pid,
+ if (nl80211_send_wiphy(skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
dev) < 0) {
idx--;
if (!msg)
return -ENOMEM;
- if (nl80211_send_wiphy(msg, info->snd_pid, info->snd_seq, 0, dev) < 0) {
+ if (nl80211_send_wiphy(msg, info->snd_portid, info->snd_seq, 0, dev) < 0) {
nlmsg_free(msg);
return -ENOBUFS;
}
((u64)wiphy_to_dev(wdev->wiphy)->wiphy_idx << 32);
}
-static int nl80211_send_iface(struct sk_buff *msg, u32 pid, u32 seq, int flags,
+static int nl80211_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flags,
struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev)
{
struct net_device *dev = wdev->netdev;
void *hdr;
- hdr = nl80211hdr_put(msg, pid, seq, flags, NL80211_CMD_NEW_INTERFACE);
+ hdr = nl80211hdr_put(msg, portid, seq, flags, NL80211_CMD_NEW_INTERFACE);
if (!hdr)
return -1;
if_idx++;
continue;
}
- if (nl80211_send_iface(skb, NETLINK_CB(cb->skb).pid,
+ if (nl80211_send_iface(skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
rdev, wdev) < 0) {
mutex_unlock(&rdev->devlist_mtx);
if (!msg)
return -ENOMEM;
- if (nl80211_send_iface(msg, info->snd_pid, info->snd_seq, 0,
+ if (nl80211_send_iface(msg, info->snd_portid, info->snd_seq, 0,
dev, wdev) < 0) {
nlmsg_free(msg);
return -ENOBUFS;
break;
}
- if (nl80211_send_iface(msg, info->snd_pid, info->snd_seq, 0,
+ if (nl80211_send_iface(msg, info->snd_portid, info->snd_seq, 0,
rdev, wdev) < 0) {
nlmsg_free(msg);
return -ENOBUFS;
if (!msg)
return -ENOMEM;
- hdr = nl80211hdr_put(msg, info->snd_pid, info->snd_seq, 0,
+ hdr = nl80211hdr_put(msg, info->snd_portid, info->snd_seq, 0,
NL80211_CMD_NEW_KEY);
if (IS_ERR(hdr))
return PTR_ERR(hdr);
return false;
}
-static int nl80211_send_station(struct sk_buff *msg, u32 pid, u32 seq,
+static int nl80211_send_station(struct sk_buff *msg, u32 portid, u32 seq,
int flags,
struct cfg80211_registered_device *rdev,
struct net_device *dev,
void *hdr;
struct nlattr *sinfoattr, *bss_param;
- hdr = nl80211hdr_put(msg, pid, seq, flags, NL80211_CMD_NEW_STATION);
+ hdr = nl80211hdr_put(msg, portid, seq, flags, NL80211_CMD_NEW_STATION);
if (!hdr)
return -1;
goto out_err;
if (nl80211_send_station(skb,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
dev, netdev, mac_addr,
&sinfo) < 0)
if (!msg)
return -ENOMEM;
- if (nl80211_send_station(msg, info->snd_pid, info->snd_seq, 0,
+ if (nl80211_send_station(msg, info->snd_portid, info->snd_seq, 0,
rdev, dev, mac_addr, &sinfo) < 0) {
nlmsg_free(msg);
return -ENOBUFS;
return rdev->ops->del_station(&rdev->wiphy, dev, mac_addr);
}
-static int nl80211_send_mpath(struct sk_buff *msg, u32 pid, u32 seq,
+static int nl80211_send_mpath(struct sk_buff *msg, u32 portid, u32 seq,
int flags, struct net_device *dev,
u8 *dst, u8 *next_hop,
struct mpath_info *pinfo)
void *hdr;
struct nlattr *pinfoattr;
- hdr = nl80211hdr_put(msg, pid, seq, flags, NL80211_CMD_NEW_STATION);
+ hdr = nl80211hdr_put(msg, portid, seq, flags, NL80211_CMD_NEW_STATION);
if (!hdr)
return -1;
if (err)
goto out_err;
- if (nl80211_send_mpath(skb, NETLINK_CB(cb->skb).pid,
+ if (nl80211_send_mpath(skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
netdev, dst, next_hop,
&pinfo) < 0)
if (!msg)
return -ENOMEM;
- if (nl80211_send_mpath(msg, info->snd_pid, info->snd_seq, 0,
+ if (nl80211_send_mpath(msg, info->snd_portid, info->snd_seq, 0,
dev, dst, next_hop, &pinfo) < 0) {
nlmsg_free(msg);
return -ENOBUFS;
msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg)
return -ENOMEM;
- hdr = nl80211hdr_put(msg, info->snd_pid, info->snd_seq, 0,
+ hdr = nl80211hdr_put(msg, info->snd_portid, info->snd_seq, 0,
NL80211_CMD_GET_MESH_CONFIG);
if (!hdr)
goto out;
goto out;
}
- hdr = nl80211hdr_put(msg, info->snd_pid, info->snd_seq, 0,
+ hdr = nl80211hdr_put(msg, info->snd_portid, info->snd_seq, 0,
NL80211_CMD_GET_REG);
if (!hdr)
goto put_failure;
ASSERT_WDEV_LOCK(wdev);
- hdr = nl80211hdr_put(msg, NETLINK_CB(cb->skb).pid, seq, flags,
+ hdr = nl80211hdr_put(msg, NETLINK_CB(cb->skb).portid, seq, flags,
NL80211_CMD_NEW_SCAN_RESULTS);
if (!hdr)
return -1;
return skb->len;
}
-static int nl80211_send_survey(struct sk_buff *msg, u32 pid, u32 seq,
+static int nl80211_send_survey(struct sk_buff *msg, u32 portid, u32 seq,
int flags, struct net_device *dev,
struct survey_info *survey)
{
void *hdr;
struct nlattr *infoattr;
- hdr = nl80211hdr_put(msg, pid, seq, flags,
+ hdr = nl80211hdr_put(msg, portid, seq, flags,
NL80211_CMD_NEW_SURVEY_RESULTS);
if (!hdr)
return -ENOMEM;
}
if (nl80211_send_survey(skb,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
netdev,
&survey) < 0)
}
while (1) {
- void *hdr = nl80211hdr_put(skb, NETLINK_CB(cb->skb).pid,
+ void *hdr = nl80211hdr_put(skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
NL80211_CMD_TESTMODE);
struct nlattr *tmdata;
static struct sk_buff *
__cfg80211_testmode_alloc_skb(struct cfg80211_registered_device *rdev,
- int approxlen, u32 pid, u32 seq, gfp_t gfp)
+ int approxlen, u32 portid, u32 seq, gfp_t gfp)
{
struct sk_buff *skb;
void *hdr;
if (!skb)
return NULL;
- hdr = nl80211hdr_put(skb, pid, seq, 0, NL80211_CMD_TESTMODE);
+ hdr = nl80211hdr_put(skb, portid, seq, 0, NL80211_CMD_TESTMODE);
if (!hdr) {
kfree_skb(skb);
return NULL;
return NULL;
return __cfg80211_testmode_alloc_skb(rdev, approxlen,
- rdev->testmode_info->snd_pid,
+ rdev->testmode_info->snd_portid,
rdev->testmode_info->snd_seq,
GFP_KERNEL);
}
if (!msg)
return -ENOMEM;
- hdr = nl80211hdr_put(msg, info->snd_pid, info->snd_seq, 0,
+ hdr = nl80211hdr_put(msg, info->snd_portid, info->snd_seq, 0,
NL80211_CMD_REMAIN_ON_CHANNEL);
if (IS_ERR(hdr)) {
if (!rdev->ops->mgmt_tx)
return -EOPNOTSUPP;
- return cfg80211_mlme_register_mgmt(wdev, info->snd_pid, frame_type,
+ return cfg80211_mlme_register_mgmt(wdev, info->snd_portid, frame_type,
nla_data(info->attrs[NL80211_ATTR_FRAME_MATCH]),
nla_len(info->attrs[NL80211_ATTR_FRAME_MATCH]));
}
if (!msg)
return -ENOMEM;
- hdr = nl80211hdr_put(msg, info->snd_pid, info->snd_seq, 0,
+ hdr = nl80211hdr_put(msg, info->snd_portid, info->snd_seq, 0,
NL80211_CMD_FRAME);
if (IS_ERR(hdr)) {
if (!msg)
return -ENOMEM;
- hdr = nl80211hdr_put(msg, info->snd_pid, info->snd_seq, 0,
+ hdr = nl80211hdr_put(msg, info->snd_portid, info->snd_seq, 0,
NL80211_CMD_GET_POWER_SAVE);
if (!hdr) {
err = -ENOBUFS;
if (!msg)
return -ENOMEM;
- hdr = nl80211hdr_put(msg, info->snd_pid, info->snd_seq, 0,
+ hdr = nl80211hdr_put(msg, info->snd_portid, info->snd_seq, 0,
NL80211_CMD_GET_WOWLAN);
if (!hdr)
goto nla_put_failure;
wdev->iftype != NL80211_IFTYPE_P2P_GO)
return -EINVAL;
- if (wdev->ap_unexpected_nlpid)
+ if (wdev->ap_unexpected_nlportid)
return -EBUSY;
- wdev->ap_unexpected_nlpid = info->snd_pid;
+ wdev->ap_unexpected_nlportid = info->snd_portid;
return 0;
}
if (!msg)
return -ENOMEM;
- hdr = nl80211hdr_put(msg, info->snd_pid, info->snd_seq, 0,
+ hdr = nl80211hdr_put(msg, info->snd_portid, info->snd_seq, 0,
NL80211_CMD_PROBE_CLIENT);
if (IS_ERR(hdr)) {
if (!(rdev->wiphy.flags & WIPHY_FLAG_REPORTS_OBSS))
return -EOPNOTSUPP;
- if (rdev->ap_beacons_nlpid)
+ if (rdev->ap_beacons_nlportid)
return -EBUSY;
- rdev->ap_beacons_nlpid = info->snd_pid;
+ rdev->ap_beacons_nlportid = info->snd_portid;
return 0;
}
static int nl80211_send_scan_msg(struct sk_buff *msg,
struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev,
- u32 pid, u32 seq, int flags,
+ u32 portid, u32 seq, int flags,
u32 cmd)
{
void *hdr;
- hdr = nl80211hdr_put(msg, pid, seq, flags, cmd);
+ hdr = nl80211hdr_put(msg, portid, seq, flags, cmd);
if (!hdr)
return -1;
nl80211_send_sched_scan_msg(struct sk_buff *msg,
struct cfg80211_registered_device *rdev,
struct net_device *netdev,
- u32 pid, u32 seq, int flags, u32 cmd)
+ u32 portid, u32 seq, int flags, u32 cmd)
{
void *hdr;
- hdr = nl80211hdr_put(msg, pid, seq, flags, cmd);
+ hdr = nl80211hdr_put(msg, portid, seq, flags, cmd);
if (!hdr)
return -1;
struct sk_buff *msg;
void *hdr;
int err;
- u32 nlpid = ACCESS_ONCE(wdev->ap_unexpected_nlpid);
+ u32 nlportid = ACCESS_ONCE(wdev->ap_unexpected_nlportid);
- if (!nlpid)
+ if (!nlportid)
return false;
msg = nlmsg_new(100, gfp);
return true;
}
- genlmsg_unicast(wiphy_net(&rdev->wiphy), msg, nlpid);
+ genlmsg_unicast(wiphy_net(&rdev->wiphy), msg, nlportid);
return true;
nla_put_failure:
}
int nl80211_send_mgmt(struct cfg80211_registered_device *rdev,
- struct wireless_dev *wdev, u32 nlpid,
+ struct wireless_dev *wdev, u32 nlportid,
int freq, int sig_dbm,
const u8 *buf, size_t len, gfp_t gfp)
{
genlmsg_end(msg, hdr);
- return genlmsg_unicast(wiphy_net(&rdev->wiphy), msg, nlpid);
+ return genlmsg_unicast(wiphy_net(&rdev->wiphy), msg, nlportid);
nla_put_failure:
genlmsg_cancel(msg, hdr);
struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
struct sk_buff *msg;
void *hdr;
- u32 nlpid = ACCESS_ONCE(rdev->ap_beacons_nlpid);
+ u32 nlportid = ACCESS_ONCE(rdev->ap_beacons_nlportid);
- if (!nlpid)
+ if (!nlportid)
return;
msg = nlmsg_new(len + 100, gfp);
genlmsg_end(msg, hdr);
- genlmsg_unicast(wiphy_net(&rdev->wiphy), msg, nlpid);
+ genlmsg_unicast(wiphy_net(&rdev->wiphy), msg, nlportid);
return;
nla_put_failure:
list_for_each_entry_rcu(rdev, &cfg80211_rdev_list, list) {
list_for_each_entry_rcu(wdev, &rdev->wdev_list, list)
- cfg80211_mlme_unregister_socket(wdev, notify->pid);
- if (rdev->ap_beacons_nlpid == notify->pid)
- rdev->ap_beacons_nlpid = 0;
+ cfg80211_mlme_unregister_socket(wdev, notify->portid);
+ if (rdev->ap_beacons_nlportid == notify->portid)
+ rdev->ap_beacons_nlportid = 0;
}
rcu_read_unlock();
int __xfrm_state_delete(struct xfrm_state *x);
int km_query(struct xfrm_state *x, struct xfrm_tmpl *t, struct xfrm_policy *pol);
-void km_state_expired(struct xfrm_state *x, int hard, u32 pid);
+void km_state_expired(struct xfrm_state *x, int hard, u32 portid);
static struct xfrm_state_afinfo *xfrm_state_lock_afinfo(unsigned int family)
{
EXPORT_SYMBOL(km_policy_notify);
EXPORT_SYMBOL(km_state_notify);
-void km_state_expired(struct xfrm_state *x, int hard, u32 pid)
+void km_state_expired(struct xfrm_state *x, int hard, u32 portid)
{
struct net *net = xs_net(x);
struct km_event c;
c.data.hard = hard;
- c.pid = pid;
+ c.portid = portid;
c.event = XFRM_MSG_EXPIRE;
km_state_notify(x, &c);
}
EXPORT_SYMBOL(km_new_mapping);
-void km_policy_expired(struct xfrm_policy *pol, int dir, int hard, u32 pid)
+void km_policy_expired(struct xfrm_policy *pol, int dir, int hard, u32 portid)
{
struct net *net = xp_net(pol);
struct km_event c;
c.data.hard = hard;
- c.pid = pid;
+ c.portid = portid;
c.event = XFRM_MSG_POLEXPIRE;
km_policy_notify(pol, dir, &c);
}
c.seq = nlh->nlmsg_seq;
- c.pid = nlh->nlmsg_pid;
+ c.portid = nlh->nlmsg_pid;
c.event = nlh->nlmsg_type;
km_state_notify(x, &c);
goto out;
c.seq = nlh->nlmsg_seq;
- c.pid = nlh->nlmsg_pid;
+ c.portid = nlh->nlmsg_pid;
c.event = nlh->nlmsg_type;
km_state_notify(x, &c);
struct nlmsghdr *nlh;
int err;
- nlh = nlmsg_put(skb, NETLINK_CB(in_skb).pid, sp->nlmsg_seq,
+ nlh = nlmsg_put(skb, NETLINK_CB(in_skb).portid, sp->nlmsg_seq,
XFRM_MSG_NEWSA, sizeof(*p), sp->nlmsg_flags);
if (nlh == NULL)
return -EMSGSIZE;
}
static int build_spdinfo(struct sk_buff *skb, struct net *net,
- u32 pid, u32 seq, u32 flags)
+ u32 portid, u32 seq, u32 flags)
{
struct xfrmk_spdinfo si;
struct xfrmu_spdinfo spc;
int err;
u32 *f;
- nlh = nlmsg_put(skb, pid, seq, XFRM_MSG_NEWSPDINFO, sizeof(u32), 0);
+ nlh = nlmsg_put(skb, portid, seq, XFRM_MSG_NEWSPDINFO, sizeof(u32), 0);
if (nlh == NULL) /* shouldn't really happen ... */
return -EMSGSIZE;
struct net *net = sock_net(skb->sk);
struct sk_buff *r_skb;
u32 *flags = nlmsg_data(nlh);
- u32 spid = NETLINK_CB(skb).pid;
+ u32 sportid = NETLINK_CB(skb).portid;
u32 seq = nlh->nlmsg_seq;
r_skb = nlmsg_new(xfrm_spdinfo_msgsize(), GFP_ATOMIC);
if (r_skb == NULL)
return -ENOMEM;
- if (build_spdinfo(r_skb, net, spid, seq, *flags) < 0)
+ if (build_spdinfo(r_skb, net, sportid, seq, *flags) < 0)
BUG();
- return nlmsg_unicast(net->xfrm.nlsk, r_skb, spid);
+ return nlmsg_unicast(net->xfrm.nlsk, r_skb, sportid);
}
static inline size_t xfrm_sadinfo_msgsize(void)
}
static int build_sadinfo(struct sk_buff *skb, struct net *net,
- u32 pid, u32 seq, u32 flags)
+ u32 portid, u32 seq, u32 flags)
{
struct xfrmk_sadinfo si;
struct xfrmu_sadhinfo sh;
int err;
u32 *f;
- nlh = nlmsg_put(skb, pid, seq, XFRM_MSG_NEWSADINFO, sizeof(u32), 0);
+ nlh = nlmsg_put(skb, portid, seq, XFRM_MSG_NEWSADINFO, sizeof(u32), 0);
if (nlh == NULL) /* shouldn't really happen ... */
return -EMSGSIZE;
struct net *net = sock_net(skb->sk);
struct sk_buff *r_skb;
u32 *flags = nlmsg_data(nlh);
- u32 spid = NETLINK_CB(skb).pid;
+ u32 sportid = NETLINK_CB(skb).portid;
u32 seq = nlh->nlmsg_seq;
r_skb = nlmsg_new(xfrm_sadinfo_msgsize(), GFP_ATOMIC);
if (r_skb == NULL)
return -ENOMEM;
- if (build_sadinfo(r_skb, net, spid, seq, *flags) < 0)
+ if (build_sadinfo(r_skb, net, sportid, seq, *flags) < 0)
BUG();
- return nlmsg_unicast(net->xfrm.nlsk, r_skb, spid);
+ return nlmsg_unicast(net->xfrm.nlsk, r_skb, sportid);
}
static int xfrm_get_sa(struct sk_buff *skb, struct nlmsghdr *nlh,
if (IS_ERR(resp_skb)) {
err = PTR_ERR(resp_skb);
} else {
- err = nlmsg_unicast(net->xfrm.nlsk, resp_skb, NETLINK_CB(skb).pid);
+ err = nlmsg_unicast(net->xfrm.nlsk, resp_skb, NETLINK_CB(skb).portid);
}
xfrm_state_put(x);
out_noput:
goto out;
}
- err = nlmsg_unicast(net->xfrm.nlsk, resp_skb, NETLINK_CB(skb).pid);
+ err = nlmsg_unicast(net->xfrm.nlsk, resp_skb, NETLINK_CB(skb).portid);
out:
xfrm_state_put(x);
c.event = nlh->nlmsg_type;
c.seq = nlh->nlmsg_seq;
- c.pid = nlh->nlmsg_pid;
+ c.portid = nlh->nlmsg_pid;
km_policy_notify(xp, p->dir, &c);
xfrm_pol_put(xp);
struct nlmsghdr *nlh;
int err;
- nlh = nlmsg_put(skb, NETLINK_CB(in_skb).pid, sp->nlmsg_seq,
+ nlh = nlmsg_put(skb, NETLINK_CB(in_skb).portid, sp->nlmsg_seq,
XFRM_MSG_NEWPOLICY, sizeof(*p), sp->nlmsg_flags);
if (nlh == NULL)
return -EMSGSIZE;
err = PTR_ERR(resp_skb);
} else {
err = nlmsg_unicast(net->xfrm.nlsk, resp_skb,
- NETLINK_CB(skb).pid);
+ NETLINK_CB(skb).portid);
}
} else {
uid_t loginuid = audit_get_loginuid(current);
c.data.byid = p->index;
c.event = nlh->nlmsg_type;
c.seq = nlh->nlmsg_seq;
- c.pid = nlh->nlmsg_pid;
+ c.portid = nlh->nlmsg_pid;
km_policy_notify(xp, p->dir, &c);
}
c.data.proto = p->proto;
c.event = nlh->nlmsg_type;
c.seq = nlh->nlmsg_seq;
- c.pid = nlh->nlmsg_pid;
+ c.portid = nlh->nlmsg_pid;
c.net = net;
km_state_notify(NULL, &c);
struct nlmsghdr *nlh;
int err;
- nlh = nlmsg_put(skb, c->pid, c->seq, XFRM_MSG_NEWAE, sizeof(*id), 0);
+ nlh = nlmsg_put(skb, c->portid, c->seq, XFRM_MSG_NEWAE, sizeof(*id), 0);
if (nlh == NULL)
return -EMSGSIZE;
spin_lock_bh(&x->lock);
c.data.aevent = p->flags;
c.seq = nlh->nlmsg_seq;
- c.pid = nlh->nlmsg_pid;
+ c.portid = nlh->nlmsg_pid;
if (build_aevent(r_skb, x, &c) < 0)
BUG();
- err = nlmsg_unicast(net->xfrm.nlsk, r_skb, NETLINK_CB(skb).pid);
+ err = nlmsg_unicast(net->xfrm.nlsk, r_skb, NETLINK_CB(skb).portid);
spin_unlock_bh(&x->lock);
xfrm_state_put(x);
return err;
c.event = nlh->nlmsg_type;
c.seq = nlh->nlmsg_seq;
- c.pid = nlh->nlmsg_pid;
+ c.portid = nlh->nlmsg_pid;
c.data.aevent = XFRM_AE_CU;
km_state_notify(x, &c);
err = 0;
c.data.type = type;
c.event = nlh->nlmsg_type;
c.seq = nlh->nlmsg_seq;
- c.pid = nlh->nlmsg_pid;
+ c.portid = nlh->nlmsg_pid;
c.net = net;
km_policy_notify(NULL, 0, &c);
return 0;
// reset the timers here?
WARN(1, "Dont know what to do with soft policy expire\n");
}
- km_policy_expired(xp, p->dir, up->hard, current->pid);
+ km_policy_expired(xp, p->dir, up->hard, nlh->nlmsg_pid);
out:
xfrm_pol_put(xp);
err = -EINVAL;
if (x->km.state != XFRM_STATE_VALID)
goto out;
- km_state_expired(x, ue->hard, current->pid);
+ km_state_expired(x, ue->hard, nlh->nlmsg_pid);
if (ue->hard) {
uid_t loginuid = audit_get_loginuid(current);
struct nlmsghdr *nlh;
int err;
- nlh = nlmsg_put(skb, c->pid, 0, XFRM_MSG_EXPIRE, sizeof(*ue), 0);
+ nlh = nlmsg_put(skb, c->portid, 0, XFRM_MSG_EXPIRE, sizeof(*ue), 0);
if (nlh == NULL)
return -EMSGSIZE;
if (skb == NULL)
return -ENOMEM;
- nlh = nlmsg_put(skb, c->pid, c->seq, XFRM_MSG_FLUSHSA, sizeof(*p), 0);
+ nlh = nlmsg_put(skb, c->portid, c->seq, XFRM_MSG_FLUSHSA, sizeof(*p), 0);
if (nlh == NULL) {
kfree_skb(skb);
return -EMSGSIZE;
if (skb == NULL)
return -ENOMEM;
- nlh = nlmsg_put(skb, c->pid, c->seq, c->event, headlen, 0);
+ nlh = nlmsg_put(skb, c->portid, c->seq, c->event, headlen, 0);
err = -EMSGSIZE;
if (nlh == NULL)
goto out_free_skb;
struct nlmsghdr *nlh;
int err;
- nlh = nlmsg_put(skb, c->pid, 0, XFRM_MSG_POLEXPIRE, sizeof(*upe), 0);
+ nlh = nlmsg_put(skb, c->portid, 0, XFRM_MSG_POLEXPIRE, sizeof(*upe), 0);
if (nlh == NULL)
return -EMSGSIZE;
if (skb == NULL)
return -ENOMEM;
- nlh = nlmsg_put(skb, c->pid, c->seq, c->event, headlen, 0);
+ nlh = nlmsg_put(skb, c->portid, c->seq, c->event, headlen, 0);
err = -EMSGSIZE;
if (nlh == NULL)
goto out_free_skb;
if (skb == NULL)
return -ENOMEM;
- nlh = nlmsg_put(skb, c->pid, c->seq, XFRM_MSG_FLUSHPOLICY, 0, 0);
+ nlh = nlmsg_put(skb, c->portid, c->seq, XFRM_MSG_FLUSHPOLICY, 0, 0);
err = -EMSGSIZE;
if (nlh == NULL)
goto out_free_skb;
.input = xfrm_netlink_rcv,
};
- nlsk = netlink_kernel_create(net, NETLINK_XFRM, THIS_MODULE, &cfg);
+ nlsk = netlink_kernel_create(net, NETLINK_XFRM, &cfg);
if (nlsk == NULL)
return -ENOMEM;
net->xfrm.nlsk_stash = nlsk; /* Don't set to NULL */
{
struct netlink_kernel_cfg cfg = {
.groups = SELNLGRP_MAX,
+ .flags = NL_CFG_F_NONROOT_RECV,
};
- selnl = netlink_kernel_create(&init_net, NETLINK_SELINUX,
- THIS_MODULE, &cfg);
+ selnl = netlink_kernel_create(&init_net, NETLINK_SELINUX, &cfg);
if (selnl == NULL)
panic("SELinux: Cannot create netlink socket.");
- netlink_set_nonroot(NETLINK_SELINUX, NL_NONROOT_RECV);
return 0;
}
projects / linux-beck.git / commitdiff