Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6:
  [SCSI] libsas: fix runaway error handler problem
  [SCSI] fix incorrect value of SCSI_MAX_SG_CHAIN_SEGMENTS due to include file ordering
  [SCSI] arcmsr: Fix the issue of system hangup after commands timeout on ARC-1200
  [SCSI] mpt2sas: fix Integrated Raid unsynced on shutdown problem
  [SCSI] mpt2sas: Kernel Panic during Large Topology discovery
  [SCSI] mpt2sas: Fix the race between broadcast asyn event and scsi command completion
  [SCSI] mpt2sas: Correct resizing calculation for max_queue_depth
  [SCSI] mpt2sas: fix internal device reset for older firmware prior to MPI Rev K
  [SCSI] mpt2sas: Fix device removal handshake for zoned devices

diff --git a/drivers/scsi/arcmsr/arcmsr.h b/drivers/scsi/arcmsr/arcmsr.h
index 475c31ae985c2cd70c3aa0f2ffd34caa3e645201..77b26f5b9c3390601372fd82164befc86642050a 100644 (file)
--- a/drivers/scsi/arcmsr/arcmsr.h
+++ b/drivers/scsi/arcmsr/arcmsr.h
@@ -2,7 +2,7 @@
 *******************************************************************************
 **        O.S   : Linux
 **   FILE NAME  : arcmsr.h
-**        BY    : Erich Chen
+**        BY    : Nick Cheng
 **   Description: SCSI RAID Device Driver for
 **                ARECA RAID Host adapter
 *******************************************************************************
@@ -46,8 +46,12 @@
 struct device_attribute;
 /*The limit of outstanding scsi command that firmware can handle*/
 #define ARCMSR_MAX_OUTSTANDING_CMD                                             256
-#define ARCMSR_MAX_FREECCB_NUM                                                 320
-#define ARCMSR_DRIVER_VERSION               "Driver Version 1.20.00.15 2010/02/02"
+#ifdef CONFIG_XEN
+       #define ARCMSR_MAX_FREECCB_NUM  160
+#else
+       #define ARCMSR_MAX_FREECCB_NUM  320
+#endif
+#define ARCMSR_DRIVER_VERSION               "Driver Version 1.20.00.15 2010/08/05"
 #define ARCMSR_SCSI_INITIATOR_ID                                               255
 #define ARCMSR_MAX_XFER_SECTORS                                                        512
 #define ARCMSR_MAX_XFER_SECTORS_B                                              4096
@@ -60,7 +64,6 @@ struct device_attribute;
 #define ARCMSR_MAX_HBB_POSTQUEUE                                               264
 #define ARCMSR_MAX_XFER_LEN                                                    0x26000 /* 152K */
 #define ARCMSR_CDB_SG_PAGE_LENGTH                                              256 
-#define SCSI_CMD_ARECA_SPECIFIC                                                0xE1
 #ifndef PCI_DEVICE_ID_ARECA_1880
 #define PCI_DEVICE_ID_ARECA_1880 0x1880
  #endif

diff --git a/drivers/scsi/arcmsr/arcmsr_attr.c b/drivers/scsi/arcmsr/arcmsr_attr.c
index a4e04c50c436c9624031ad8272a877432b18fd12..acdae33de52188f6ee16c3cbb55ef12db6e7c101 100644 (file)
--- a/drivers/scsi/arcmsr/arcmsr_attr.c
+++ b/drivers/scsi/arcmsr/arcmsr_attr.c
@@ -2,7 +2,7 @@
 *******************************************************************************
 **        O.S   : Linux
 **   FILE NAME  : arcmsr_attr.c
-**        BY    : Erich Chen
+**        BY    : Nick Cheng
 **   Description: attributes exported to sysfs and device host
 *******************************************************************************
 ** Copyright (C) 2002 - 2005, Areca Technology Corporation All rights reserved

diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
index 1cadcd6b7da6daee8e14785ccf4abfa9a467c910..984bd527c6c91c42f5edd580ec4092246a18bee2 100644 (file)
--- a/drivers/scsi/arcmsr/arcmsr_hba.c
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c
@@ -2,7 +2,7 @@
 *******************************************************************************
 **        O.S   : Linux
 **   FILE NAME  : arcmsr_hba.c
-**        BY    : Erich Chen
+**        BY    : Nick Cheng
 **   Description: SCSI RAID Device Driver for
 **                ARECA RAID Host adapter
 *******************************************************************************
@@ -76,7 +76,7 @@ MODULE_DESCRIPTION("ARECA (ARC11xx/12xx/16xx/1880) SATA/SAS RAID Host Bus Adapte
 MODULE_LICENSE("Dual BSD/GPL");
 MODULE_VERSION(ARCMSR_DRIVER_VERSION);
 static int sleeptime = 10;
-static int retrycount = 30;
+static int retrycount = 12;
 wait_queue_head_t wait_q;
 static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb,
                                        struct scsi_cmnd *cmd);
@@ -187,7 +187,6 @@ int arcmsr_sleep_for_bus_reset(struct scsi_cmnd *cmd)
                if (isleep > 0) {
                        msleep(isleep*1000);
                }
-               printk(KERN_NOTICE "wake-up\n");
                return 0;
 }
 
@@ -921,7 +920,6 @@ static void arcmsr_report_ccb_state(struct AdapterControlBlock *acb,
 }
 
 static void arcmsr_drain_donequeue(struct AdapterControlBlock *acb, struct CommandControlBlock *pCCB, bool error)
-
 {
        int id, lun;
        if ((pCCB->acb != acb) || (pCCB->startdone != ARCMSR_CCB_START)) {
@@ -948,7 +946,7 @@ static void arcmsr_drain_donequeue(struct AdapterControlBlock *acb, struct Comma
                                , pCCB->startdone
                                , atomic_read(&acb->ccboutstandingcount));
                  return;
-               }
+       }
        arcmsr_report_ccb_state(acb, pCCB, error);
 }
 
@@ -981,7 +979,7 @@ static void arcmsr_done4abort_postqueue(struct AdapterControlBlock *acb)
        case ACB_ADAPTER_TYPE_B: {
                struct MessageUnit_B *reg = acb->pmuB;
                /*clear all outbound posted Q*/
-               writel(ARCMSR_DOORBELL_INT_CLEAR_PATTERN, &reg->iop2drv_doorbell); /* clear doorbell interrupt */
+               writel(ARCMSR_DOORBELL_INT_CLEAR_PATTERN, reg->iop2drv_doorbell); /* clear doorbell interrupt */
                for (i = 0; i < ARCMSR_MAX_HBB_POSTQUEUE; i++) {
                        if ((flag_ccb = readl(&reg->done_qbuffer[i])) != 0) {
                                writel(0, &reg->done_qbuffer[i]);
@@ -1511,7 +1509,6 @@ static void arcmsr_hba_postqueue_isr(struct AdapterControlBlock *acb)
                arcmsr_drain_donequeue(acb, pCCB, error);
        }
 }
-
 static void arcmsr_hbb_postqueue_isr(struct AdapterControlBlock *acb)
 {
        uint32_t index;
@@ -2106,10 +2103,6 @@ static int arcmsr_queue_command_lck(struct scsi_cmnd *cmd,
        if (atomic_read(&acb->ccboutstandingcount) >=
                        ARCMSR_MAX_OUTSTANDING_CMD)
                return SCSI_MLQUEUE_HOST_BUSY;
-       if ((scsicmd == SCSI_CMD_ARECA_SPECIFIC)) {
-               printk(KERN_NOTICE "Receiveing SCSI_CMD_ARECA_SPECIFIC command..\n");
-               return 0;
-       }
        ccb = arcmsr_get_freeccb(acb);
        if (!ccb)
                return SCSI_MLQUEUE_HOST_BUSY;
@@ -2393,6 +2386,7 @@ static int arcmsr_polling_hbb_ccbdone(struct AdapterControlBlock *acb,
        int index, rtn;
        bool error;
        polling_hbb_ccb_retry:
+
        poll_count++;
        /* clear doorbell interrupt */
        writel(ARCMSR_DOORBELL_INT_CLEAR_PATTERN, reg->iop2drv_doorbell);
@@ -2663,6 +2657,7 @@ static void arcmsr_request_hba_device_map(struct AdapterControlBlock *acb)
 {
        struct MessageUnit_A __iomem *reg = acb->pmuA;
        if (unlikely(atomic_read(&acb->rq_map_token) == 0) || ((acb->acb_flags & ACB_F_BUS_RESET) != 0 ) || ((acb->acb_flags & ACB_F_ABORT) != 0 )){
+               mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                return;
        } else {
                acb->fw_flag = FW_NORMAL;
@@ -2670,8 +2665,10 @@ static void arcmsr_request_hba_device_map(struct AdapterControlBlock *acb)
                        atomic_set(&acb->rq_map_token, 16);
                }
                atomic_set(&acb->ante_token_value, atomic_read(&acb->rq_map_token));
-               if (atomic_dec_and_test(&acb->rq_map_token))
+               if (atomic_dec_and_test(&acb->rq_map_token)) {
+                       mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                        return;
+               }
                writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, &reg->inbound_msgaddr0);
                mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
        }
@@ -2682,15 +2679,18 @@ static void arcmsr_request_hbb_device_map(struct AdapterControlBlock *acb)
 {
        struct MessageUnit_B __iomem *reg = acb->pmuB;
        if (unlikely(atomic_read(&acb->rq_map_token) == 0) || ((acb->acb_flags & ACB_F_BUS_RESET) != 0 ) || ((acb->acb_flags & ACB_F_ABORT) != 0 )){
+               mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                return;
        } else {
                acb->fw_flag = FW_NORMAL;
                if (atomic_read(&acb->ante_token_value) == atomic_read(&acb->rq_map_token)) {
-                       atomic_set(&acb->rq_map_token,16);
+                       atomic_set(&acb->rq_map_token, 16);
                }
                atomic_set(&acb->ante_token_value, atomic_read(&acb->rq_map_token));
-               if(atomic_dec_and_test(&acb->rq_map_token))
+               if (atomic_dec_and_test(&acb->rq_map_token)) {
+                       mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                        return;
+               }
                writel(ARCMSR_MESSAGE_GET_CONFIG, reg->drv2iop_doorbell);
                mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
        }
@@ -2701,6 +2701,7 @@ static void arcmsr_request_hbc_device_map(struct AdapterControlBlock *acb)
 {
        struct MessageUnit_C __iomem *reg = acb->pmuC;
        if (unlikely(atomic_read(&acb->rq_map_token) == 0) || ((acb->acb_flags & ACB_F_BUS_RESET) != 0) || ((acb->acb_flags & ACB_F_ABORT) != 0)) {
+               mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                return;
        } else {
                acb->fw_flag = FW_NORMAL;
@@ -2708,8 +2709,10 @@ static void arcmsr_request_hbc_device_map(struct AdapterControlBlock *acb)
                        atomic_set(&acb->rq_map_token, 16);
                }
                atomic_set(&acb->ante_token_value, atomic_read(&acb->rq_map_token));
-               if (atomic_dec_and_test(&acb->rq_map_token))
+               if (atomic_dec_and_test(&acb->rq_map_token)) {
+                       mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                        return;
+               }
                writel(ARCMSR_INBOUND_MESG0_GET_CONFIG, &reg->inbound_msgaddr0);
                writel(ARCMSR_HBCMU_DRV2IOP_MESSAGE_CMD_DONE, &reg->inbound_doorbell);
                mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
@@ -2897,6 +2900,8 @@ static uint8_t arcmsr_iop_reset(struct AdapterControlBlock *acb)
        uint32_t intmask_org;
        uint8_t rtnval = 0x00;
        int i = 0;
+       unsigned long flags;
+
        if (atomic_read(&acb->ccboutstandingcount) != 0) {
                /* disable all outbound interrupt */
                intmask_org = arcmsr_disable_outbound_ints(acb);
@@ -2907,7 +2912,12 @@ static uint8_t arcmsr_iop_reset(struct AdapterControlBlock *acb)
                for (i = 0; i < ARCMSR_MAX_FREECCB_NUM; i++) {
                        ccb = acb->pccb_pool[i];
                        if (ccb->startdone == ARCMSR_CCB_START) {
-                               arcmsr_ccb_complete(ccb);
+                               scsi_dma_unmap(ccb->pcmd);
+                               ccb->startdone = ARCMSR_CCB_DONE;
+                               ccb->ccb_flags = 0;
+                               spin_lock_irqsave(&acb->ccblist_lock, flags);
+                               list_add_tail(&ccb->list, &acb->ccb_free_list);
+                               spin_unlock_irqrestore(&acb->ccblist_lock, flags);
                        }
                }
                atomic_set(&acb->ccboutstandingcount, 0);
@@ -2920,8 +2930,7 @@ static uint8_t arcmsr_iop_reset(struct AdapterControlBlock *acb)
 
 static int arcmsr_bus_reset(struct scsi_cmnd *cmd)
 {
-       struct AdapterControlBlock *acb =
-               (struct AdapterControlBlock *)cmd->device->host->hostdata;
+       struct AdapterControlBlock *acb;
        uint32_t intmask_org, outbound_doorbell;
        int retry_count = 0;
        int rtn = FAILED;
@@ -2971,31 +2980,16 @@ sleep_again:
                                atomic_set(&acb->rq_map_token, 16);
                                atomic_set(&acb->ante_token_value, 16);
                                acb->fw_flag = FW_NORMAL;
-                               init_timer(&acb->eternal_timer);
-                               acb->eternal_timer.expires = jiffies + msecs_to_jiffies(6*HZ);
-                               acb->eternal_timer.data = (unsigned long) acb;
-                               acb->eternal_timer.function = &arcmsr_request_device_map;
-                               add_timer(&acb->eternal_timer);
+                               mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                                acb->acb_flags &= ~ACB_F_BUS_RESET;
                                rtn = SUCCESS;
                                printk(KERN_ERR "arcmsr: scsi  bus reset eh returns with success\n");
                        } else {
                                acb->acb_flags &= ~ACB_F_BUS_RESET;
-                               if (atomic_read(&acb->rq_map_token) == 0) {
-                                       atomic_set(&acb->rq_map_token, 16);
-                                       atomic_set(&acb->ante_token_value, 16);
-                                       acb->fw_flag = FW_NORMAL;
-                                       init_timer(&acb->eternal_timer);
-                                               acb->eternal_timer.expires = jiffies + msecs_to_jiffies(6*HZ);
-                                       acb->eternal_timer.data = (unsigned long) acb;
-                                       acb->eternal_timer.function = &arcmsr_request_device_map;
-                                       add_timer(&acb->eternal_timer);
-                               } else {
-                                       atomic_set(&acb->rq_map_token, 16);
-                                       atomic_set(&acb->ante_token_value, 16);
-                                       acb->fw_flag = FW_NORMAL;
-                                       mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6*HZ));
-                               }
+                               atomic_set(&acb->rq_map_token, 16);
+                               atomic_set(&acb->ante_token_value, 16);
+                               acb->fw_flag = FW_NORMAL;
+                               mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6*HZ));
                                rtn = SUCCESS;
                        }
                        break;
@@ -3007,21 +3001,10 @@ sleep_again:
                                rtn = FAILED;
                        } else {
                                acb->acb_flags &= ~ACB_F_BUS_RESET;
-                               if (atomic_read(&acb->rq_map_token) == 0) {
-                                       atomic_set(&acb->rq_map_token, 16);
-                                       atomic_set(&acb->ante_token_value, 16);
-                                       acb->fw_flag = FW_NORMAL;
-                                       init_timer(&acb->eternal_timer);
-                                               acb->eternal_timer.expires = jiffies + msecs_to_jiffies(6*HZ);
-                                       acb->eternal_timer.data = (unsigned long) acb;
-                                       acb->eternal_timer.function = &arcmsr_request_device_map;
-                                       add_timer(&acb->eternal_timer);
-                               } else {
-                                       atomic_set(&acb->rq_map_token, 16);
-                                       atomic_set(&acb->ante_token_value, 16);
-                                       acb->fw_flag = FW_NORMAL;
-                                       mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6*HZ));
-                               }
+                               atomic_set(&acb->rq_map_token, 16);
+                               atomic_set(&acb->ante_token_value, 16);
+                               acb->fw_flag = FW_NORMAL;
+                               mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                                rtn = SUCCESS;
                        }
                        break;
@@ -3067,31 +3050,16 @@ sleep:
                                atomic_set(&acb->rq_map_token, 16);
                                atomic_set(&acb->ante_token_value, 16);
                                acb->fw_flag = FW_NORMAL;
-                               init_timer(&acb->eternal_timer);
-                               acb->eternal_timer.expires = jiffies + msecs_to_jiffies(6 * HZ);
-                               acb->eternal_timer.data = (unsigned long) acb;
-                               acb->eternal_timer.function = &arcmsr_request_device_map;
-                               add_timer(&acb->eternal_timer);
+                               mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6 * HZ));
                                acb->acb_flags &= ~ACB_F_BUS_RESET;
                                rtn = SUCCESS;
                                printk(KERN_ERR "arcmsr: scsi bus reset eh returns with success\n");
                        } else {
                                acb->acb_flags &= ~ACB_F_BUS_RESET;
-                               if (atomic_read(&acb->rq_map_token) == 0) {
-                                       atomic_set(&acb->rq_map_token, 16);
-                                       atomic_set(&acb->ante_token_value, 16);
-                                       acb->fw_flag = FW_NORMAL;
-                                       init_timer(&acb->eternal_timer);
-                                               acb->eternal_timer.expires = jiffies + msecs_to_jiffies(6*HZ);
-                                       acb->eternal_timer.data = (unsigned long) acb;
-                                       acb->eternal_timer.function = &arcmsr_request_device_map;
-                                       add_timer(&acb->eternal_timer);
-                               } else {
-                                       atomic_set(&acb->rq_map_token, 16);
-                                       atomic_set(&acb->ante_token_value, 16);
-                                       acb->fw_flag = FW_NORMAL;
-                                       mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6*HZ));
-                               }
+                               atomic_set(&acb->rq_map_token, 16);
+                               atomic_set(&acb->ante_token_value, 16);
+                               acb->fw_flag = FW_NORMAL;
+                               mod_timer(&acb->eternal_timer, jiffies + msecs_to_jiffies(6*HZ));
                                rtn = SUCCESS;
                        }
                        break;

diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c
index 5815cbeb27a6a6caa5397b202f18d3ad015e0879..9a7aaf5f1311069893aa59dc384c1a3dfd613f82 100644 (file)
--- a/drivers/scsi/libsas/sas_scsi_host.c
+++ b/drivers/scsi/libsas/sas_scsi_host.c
@@ -646,6 +646,7 @@ void sas_scsi_recover_host(struct Scsi_Host *shost)
 
        spin_lock_irqsave(shost->host_lock, flags);
        list_splice_init(&shost->eh_cmd_q, &eh_work_q);
+       shost->host_eh_scheduled = 0;
        spin_unlock_irqrestore(shost->host_lock, flags);
 
        SAS_DPRINTK("Enter %s\n", __func__);

diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c
index b2a817055b8b40c8868df1fd2e5a1708b91da023..9ead0399808a1128dc267b008aa01f3703885e4f 100644 (file)
--- a/drivers/scsi/mpt2sas/mpt2sas_base.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.c
@@ -2176,9 +2176,9 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc,  int sleep_flag)
                /* adjust hba_queue_depth, reply_free_queue_depth,
                 * and queue_size
                 */
-               ioc->hba_queue_depth -= queue_diff;
-               ioc->reply_free_queue_depth -= queue_diff;
-               queue_size -= queue_diff;
+               ioc->hba_queue_depth -= (queue_diff / 2);
+               ioc->reply_free_queue_depth -= (queue_diff / 2);
+               queue_size = facts->MaxReplyDescriptorPostQueueDepth;
        }
        ioc->reply_post_queue_depth = queue_size;
 
@@ -3941,6 +3941,8 @@ mpt2sas_base_detach(struct MPT2SAS_ADAPTER *ioc)
 static void
 _base_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase)
 {
+       mpt2sas_scsih_reset_handler(ioc, reset_phase);
+       mpt2sas_ctl_reset_handler(ioc, reset_phase);
        switch (reset_phase) {
        case MPT2_IOC_PRE_RESET:
                dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: "
@@ -3971,8 +3973,6 @@ _base_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase)
                    "MPT2_IOC_DONE_RESET\n", ioc->name, __func__));
                break;
        }
-       mpt2sas_scsih_reset_handler(ioc, reset_phase);
-       mpt2sas_ctl_reset_handler(ioc, reset_phase);
 }
 
 /**
@@ -4026,6 +4026,7 @@ mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
 {
        int r;
        unsigned long flags;
+       u8 pe_complete = ioc->wait_for_port_enable_to_complete;
 
        dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter\n", ioc->name,
            __func__));
@@ -4068,6 +4069,14 @@ mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
        if (r)
                goto out;
        _base_reset_handler(ioc, MPT2_IOC_AFTER_RESET);
+
+       /* If this hard reset is called while port enable is active, then
+        * there is no reason to call make_ioc_operational
+        */
+       if (pe_complete) {
+               r = -EFAULT;
+               goto out;
+       }
        r = _base_make_ioc_operational(ioc, sleep_flag);
        if (!r)
                _base_reset_handler(ioc, MPT2_IOC_DONE_RESET);

diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
index eda347c5797928a8f3677592efc6f6aba9b5ab27..5ded3db6e316f0fc75d5ba25f3c5b55f8d596b18 100644 (file)
--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
@@ -819,7 +819,7 @@ _scsih_is_end_device(u32 device_info)
 }
 
 /**
- * mptscsih_get_scsi_lookup - returns scmd entry
+ * _scsih_scsi_lookup_get - returns scmd entry
  * @ioc: per adapter object
  * @smid: system request message index
  *
@@ -831,6 +831,28 @@ _scsih_scsi_lookup_get(struct MPT2SAS_ADAPTER *ioc, u16 smid)
        return ioc->scsi_lookup[smid - 1].scmd;
 }
 
+/**
+ * _scsih_scsi_lookup_get_clear - returns scmd entry
+ * @ioc: per adapter object
+ * @smid: system request message index
+ *
+ * Returns the smid stored scmd pointer.
+ * Then will derefrence the stored scmd pointer.
+ */
+static inline struct scsi_cmnd *
+_scsih_scsi_lookup_get_clear(struct MPT2SAS_ADAPTER *ioc, u16 smid)
+{
+       unsigned long flags;
+       struct scsi_cmnd *scmd;
+
+       spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
+       scmd = ioc->scsi_lookup[smid - 1].scmd;
+       ioc->scsi_lookup[smid - 1].scmd = NULL;
+       spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
+
+       return scmd;
+}
+
 /**
  * _scsih_scsi_lookup_find_by_scmd - scmd lookup
  * @ioc: per adapter object
@@ -2981,9 +3003,6 @@ _scsih_check_topo_delete_events(struct MPT2SAS_ADAPTER *ioc,
        u16 handle;
 
        for (i = 0 ; i < event_data->NumEntries; i++) {
-               if (event_data->PHY[i].PhyStatus &
-                   MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT)
-                       continue;
                handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
                if (!handle)
                        continue;
@@ -3210,7 +3229,7 @@ _scsih_flush_running_cmds(struct MPT2SAS_ADAPTER *ioc)
        u16 count = 0;
 
        for (smid = 1; smid <= ioc->scsiio_depth; smid++) {
-               scmd = _scsih_scsi_lookup_get(ioc, smid);
+               scmd = _scsih_scsi_lookup_get_clear(ioc, smid);
                if (!scmd)
                        continue;
                count++;
@@ -3804,7 +3823,7 @@ _scsih_io_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
        u32 response_code = 0;
 
        mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
-       scmd = _scsih_scsi_lookup_get(ioc, smid);
+       scmd = _scsih_scsi_lookup_get_clear(ioc, smid);
        if (scmd == NULL)
                return 1;
 
@@ -5005,6 +5024,12 @@ _scsih_sas_device_status_change_event(struct MPT2SAS_ADAPTER *ioc,
                     event_data);
 #endif
 
+       /* In MPI Revision K (0xC), the internal device reset complete was
+        * implemented, so avoid setting tm_busy flag for older firmware.
+        */
+       if ((ioc->facts.HeaderVersion >> 8) < 0xC)
+               return;
+
        if (event_data->ReasonCode !=
            MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET &&
           event_data->ReasonCode !=
@@ -5099,6 +5124,7 @@ _scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc,
     struct fw_event_work *fw_event)
 {
        struct scsi_cmnd *scmd;
+       struct scsi_device *sdev;
        u16 smid, handle;
        u32 lun;
        struct MPT2SAS_DEVICE *sas_device_priv_data;
@@ -5109,12 +5135,17 @@ _scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc,
        Mpi2EventDataSasBroadcastPrimitive_t *event_data = fw_event->event_data;
 #endif
        u16 ioc_status;
+       unsigned long flags;
+       int r;
+
        dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "broadcast primative: "
            "phy number(%d), width(%d)\n", ioc->name, event_data->PhyNum,
            event_data->PortWidth));
        dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "%s: enter\n", ioc->name,
            __func__));
 
+       spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
+       ioc->broadcast_aen_busy = 0;
        termination_count = 0;
        query_count = 0;
        mpi_reply = ioc->tm_cmds.reply;
@@ -5122,7 +5153,8 @@ _scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc,
                scmd = _scsih_scsi_lookup_get(ioc, smid);
                if (!scmd)
                        continue;
-               sas_device_priv_data = scmd->device->hostdata;
+               sdev = scmd->device;
+               sas_device_priv_data = sdev->hostdata;
                if (!sas_device_priv_data || !sas_device_priv_data->sas_target)
                        continue;
                 /* skip hidden raid components */
@@ -5138,6 +5170,7 @@ _scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc,
                lun = sas_device_priv_data->lun;
                query_count++;
 
+               spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
                mpt2sas_scsih_issue_tm(ioc, handle, 0, 0, lun,
                    MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK, smid, 30, NULL);
                ioc->tm_cmds.status = MPT2_CMD_NOT_USED;
@@ -5147,14 +5180,20 @@ _scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc,
                    (mpi_reply->ResponseCode ==
                     MPI2_SCSITASKMGMT_RSP_TM_SUCCEEDED ||
                     mpi_reply->ResponseCode ==
-                    MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC))
+                    MPI2_SCSITASKMGMT_RSP_IO_QUEUED_ON_IOC)) {
+                       spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
                        continue;
-
-               mpt2sas_scsih_issue_tm(ioc, handle, 0, 0, lun,
-                   MPI2_SCSITASKMGMT_TASKTYPE_ABRT_TASK_SET, 0, 30, NULL);
+               }
+               r = mpt2sas_scsih_issue_tm(ioc, handle, sdev->channel, sdev->id,
+                   sdev->lun, MPI2_SCSITASKMGMT_TASKTYPE_ABORT_TASK, smid, 30,
+                   scmd);
+               if (r == FAILED)
+                       sdev_printk(KERN_WARNING, sdev, "task abort: FAILED "
+                           "scmd(%p)\n", scmd);
                termination_count += le32_to_cpu(mpi_reply->TerminationCount);
+               spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
        }
-       ioc->broadcast_aen_busy = 0;
+       spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
 
        dtmprintk(ioc, printk(MPT2SAS_INFO_FMT
            "%s - exit, query_count = %d termination_count = %d\n",
@@ -6626,6 +6665,7 @@ _scsih_remove(struct pci_dev *pdev)
                destroy_workqueue(wq);
 
        /* release all the volumes */
+       _scsih_ir_shutdown(ioc);
        list_for_each_entry_safe(raid_device, next, &ioc->raid_device_list,
            list) {
                if (raid_device->starget) {

diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h
index 648d233580387bb57b584508c748eccee8da9f21..b76d4006e36de6d72e165304c00e8e978f88bc22 100644 (file)
--- a/include/scsi/scsi.h
+++ b/include/scsi/scsi.h
@@ -9,6 +9,7 @@
 #define _SCSI_SCSI_H
 
 #include <linux/types.h>
+#include <linux/scatterlist.h>
 
 struct scsi_cmnd;