__u32 op_fsgid;
cfs_cap_t op_cap;
void *op_data;
+ size_t op_data_size;
/* iattr fields and blocks. */
struct iattr op_attr;
int (*done_writing)(struct obd_export *, struct md_op_data *,
struct md_open_data *);
int (*enqueue)(struct obd_export *, struct ldlm_enqueue_info *,
+ const ldlm_policy_data_t *,
struct lookup_intent *, struct md_op_data *,
- struct lustre_handle *, void *, int,
- struct ptlrpc_request **, __u64);
+ struct lustre_handle *, __u64);
int (*getattr)(struct obd_export *, struct md_op_data *,
struct ptlrpc_request **);
int (*getattr_name)(struct obd_export *, struct md_op_data *,
struct ptlrpc_request **);
int (*intent_lock)(struct obd_export *, struct md_op_data *,
- void *, int, struct lookup_intent *, int,
+ struct lookup_intent *,
struct ptlrpc_request **,
ldlm_blocking_callback, __u64);
int (*link)(struct obd_export *, struct md_op_data *,
static inline int md_enqueue(struct obd_export *exp,
struct ldlm_enqueue_info *einfo,
+ const ldlm_policy_data_t *policy,
struct lookup_intent *it,
struct md_op_data *op_data,
struct lustre_handle *lockh,
- void *lmm, int lmmsize,
- struct ptlrpc_request **req,
__u64 extra_lock_flags)
{
int rc;
EXP_CHECK_MD_OP(exp, enqueue);
EXP_MD_COUNTER_INCREMENT(exp, enqueue);
- rc = MDP(exp->exp_obd, enqueue)(exp, einfo, it, op_data, lockh,
- lmm, lmmsize, req, extra_lock_flags);
+ rc = MDP(exp->exp_obd, enqueue)(exp, einfo, policy, it, op_data, lockh,
+ extra_lock_flags);
return rc;
}
}
static inline int md_intent_lock(struct obd_export *exp,
- struct md_op_data *op_data, void *lmm,
- int lmmsize, struct lookup_intent *it,
- int lookup_flags, struct ptlrpc_request **reqp,
+ struct md_op_data *op_data,
+ struct lookup_intent *it,
+ struct ptlrpc_request **reqp,
ldlm_blocking_callback cb_blocking,
__u64 extra_lock_flags)
{
EXP_CHECK_MD_OP(exp, intent_lock);
EXP_MD_COUNTER_INCREMENT(exp, intent_lock);
- rc = MDP(exp->exp_obd, intent_lock)(exp, op_data, lmm, lmmsize,
- it, lookup_flags, reqp, cb_blocking,
- extra_lock_flags);
+ rc = MDP(exp->exp_obd, intent_lock)(exp, op_data, it, reqp,
+ cb_blocking, extra_lock_flags);
return rc;
}
struct dentry *parent = de->d_parent;
const char *name = NULL;
struct md_op_data *op_data;
- struct ptlrpc_request *req;
+ struct ptlrpc_request *req = NULL;
int len = 0, rc;
LASSERT(parent);
O_RDWR, LUSTRE_OPC_ANY, NULL);
if (IS_ERR(op_data))
return PTR_ERR(op_data);
+ op_data->op_data = lmm;
+ op_data->op_data_size = lmmsize;
- rc = md_intent_lock(sbi->ll_md_exp, op_data, lmm, lmmsize, itp,
- 0 /*unused */, &req, ll_md_blocking_ast, 0);
+ rc = md_intent_lock(sbi->ll_md_exp, op_data, itp, &req,
+ &ll_md_blocking_ast, 0);
ll_finish_md_op_data(op_data);
if (rc == -ESTALE) {
/* reason for keep own exit path - don`t flood log
struct lookup_intent it = { .it_op = IT_OPEN };
struct ll_sb_info *sbi = ll_i2sbi(inode);
struct md_op_data *op_data;
- struct ptlrpc_request *req;
+ struct ptlrpc_request *req = NULL;
struct lustre_handle old_handle = { 0 };
struct obd_client_handle *och = NULL;
int rc;
it.it_flags = fmode | open_flags;
it.it_flags |= MDS_OPEN_LOCK | MDS_OPEN_BY_FID | MDS_OPEN_LEASE;
- rc = md_intent_lock(sbi->ll_md_exp, op_data, NULL, 0, &it, 0, &req,
- ll_md_blocking_lease_ast,
+ rc = md_intent_lock(sbi->ll_md_exp, op_data, &it, &req,
+ &ll_md_blocking_lease_ast,
/* LDLM_FL_NO_LRU: To not put the lease lock into LRU list, otherwise
* it can be cancelled which may mislead applications that the lease is
* broken;
* open in ll_md_blocking_ast(). Otherwise as ll_md_blocking_lease_ast
* doesn't deal with openhandle, so normal openhandle will be leaked.
*/
- LDLM_FL_NO_LRU | LDLM_FL_EXCL);
+ LDLM_FL_NO_LRU | LDLM_FL_EXCL);
ll_finish_md_op_data(op_data);
ptlrpc_req_finished(req);
if (rc < 0)
PFID(ll_inode2fid(inode)), flock.l_flock.pid, flags,
einfo.ei_mode, flock.l_flock.start, flock.l_flock.end);
- rc = md_enqueue(sbi->ll_md_exp, &einfo, NULL,
- op_data, &lockh, &flock, 0, NULL /* req */, flags);
+ rc = md_enqueue(sbi->ll_md_exp, &einfo, &flock, NULL, op_data, &lockh,
+ flags);
/* Restore the file lock type if not TEST lock. */
if (!(flags & LDLM_FL_TEST_LOCK))
if (rc2 && file_lock->fl_type != F_UNLCK) {
einfo.ei_mode = LCK_NL;
- md_enqueue(sbi->ll_md_exp, &einfo, NULL,
- op_data, &lockh, &flock, 0, NULL /* req */, flags);
+ md_enqueue(sbi->ll_md_exp, &einfo, &flock, NULL, op_data,
+ &lockh, flags);
rc = rc2;
}
if (IS_ERR(op_data))
return PTR_ERR(op_data);
- rc = md_intent_lock(exp, op_data, NULL, 0,
- /* we are not interested in name
- * based lookup
- */
- &oit, 0, &req,
- ll_md_blocking_ast, 0);
+ rc = md_intent_lock(exp, op_data, &oit, &req,
+ &ll_md_blocking_ast, 0);
ll_finish_md_op_data(op_data);
if (rc < 0) {
rc = ll_inode_revalidate_fini(inode, rc);
struct ldlm_enqueue_info einfo = {
.ei_type = LDLM_IBITS,
.ei_mode = LCK_CR,
- .ei_cb_bl = ll_md_blocking_ast,
- .ei_cb_cp = ldlm_completion_ast,
+ .ei_cb_bl = &ll_md_blocking_ast,
+ .ei_cb_cp = &ldlm_completion_ast,
};
int rc;
ll_get_fsname(inode->i_sb, NULL, 0),
PFID(&lli->lli_fid), inode);
- rc = md_enqueue(sbi->ll_md_exp, &einfo, &it, op_data, &lockh,
- NULL, 0, NULL, 0);
+ rc = md_enqueue(sbi->ll_md_exp, &einfo, NULL, &it, op_data, &lockh, 0);
ptlrpc_req_finished(it.it_request);
it.it_request = NULL;
if (!IS_POSIXACL(parent) || !exp_connect_umask(ll_i2mdexp(parent)))
it->it_create_mode &= ~current_umask();
- rc = md_intent_lock(ll_i2mdexp(parent), op_data, NULL, 0, it,
- lookup_flags, &req, ll_md_blocking_ast, 0);
+ rc = md_intent_lock(ll_i2mdexp(parent), op_data, it, &req,
+ &ll_md_blocking_ast, 0);
ll_finish_md_op_data(op_data);
if (rc < 0) {
retval = ERR_PTR(rc);
struct lustre_handle lockh = { 0 };
struct md_op_data *op_data;
struct ll_inode_info *lli = ll_i2info(inode);
- struct ldlm_enqueue_info einfo = { .ei_type = LDLM_IBITS,
- .ei_mode = it_to_lock_mode(oit),
- .ei_cb_bl = ll_md_blocking_ast,
- .ei_cb_cp = ldlm_completion_ast };
+ struct ldlm_enqueue_info einfo = {
+ .ei_type = LDLM_IBITS,
+ .ei_mode = it_to_lock_mode(oit),
+ .ei_cb_bl = &ll_md_blocking_ast,
+ .ei_cb_cp = &ldlm_completion_ast,
+ };
struct ll_sb_info *sbi = ll_i2sbi(inode);
struct obd_export *exp = sbi->ll_md_exp;
int rc;
op_data->op_valid = OBD_MD_FLXATTR | OBD_MD_FLXATTRLS;
- rc = md_enqueue(exp, &einfo, oit, op_data, &lockh, NULL, 0, NULL, 0);
+ rc = md_enqueue(exp, &einfo, NULL, oit, op_data, &lockh, 0);
ll_finish_md_op_data(op_data);
if (rc < 0) {
#include "../include/lprocfs_status.h"
#include "lmv_internal.h"
-static int lmv_intent_remote(struct obd_export *exp, void *lmm,
- int lmmsize, struct lookup_intent *it,
- const struct lu_fid *parent_fid, int flags,
+static int lmv_intent_remote(struct obd_export *exp, struct lookup_intent *it,
+ const struct lu_fid *parent_fid,
struct ptlrpc_request **reqp,
ldlm_blocking_callback cb_blocking,
__u64 extra_lock_flags)
CDEBUG(D_INODE, "REMOTE_INTENT with fid="DFID" -> mds #%d\n",
PFID(&body->mbo_fid1), tgt->ltd_idx);
- rc = md_intent_lock(tgt->ltd_exp, op_data, lmm, lmmsize, it,
- flags, &req, cb_blocking, extra_lock_flags);
+ rc = md_intent_lock(tgt->ltd_exp, op_data, it, &req, cb_blocking,
+ extra_lock_flags);
if (rc)
goto out_free_op_data;
CDEBUG(D_INODE, "Revalidate slave "DFID" -> mds #%d\n",
PFID(&fid), tgt->ltd_idx);
- rc = md_intent_lock(tgt->ltd_exp, op_data, NULL, 0, &it, 0,
- &req, cb_blocking, extra_lock_flags);
+ rc = md_intent_lock(tgt->ltd_exp, op_data, &it, &req,
+ cb_blocking, extra_lock_flags);
if (rc < 0)
goto cleanup;
* may be split dir.
*/
static int lmv_intent_open(struct obd_export *exp, struct md_op_data *op_data,
- void *lmm, int lmmsize, struct lookup_intent *it,
- int flags, struct ptlrpc_request **reqp,
+ struct lookup_intent *it,
+ struct ptlrpc_request **reqp,
ldlm_blocking_callback cb_blocking,
__u64 extra_lock_flags)
{
PFID(&op_data->op_fid1),
PFID(&op_data->op_fid2), op_data->op_name, tgt->ltd_idx);
- rc = md_intent_lock(tgt->ltd_exp, op_data, lmm, lmmsize, it, flags,
- reqp, cb_blocking, extra_lock_flags);
+ rc = md_intent_lock(tgt->ltd_exp, op_data, it, reqp, cb_blocking,
+ extra_lock_flags);
if (rc != 0)
return rc;
/*
/* Not cross-ref case, just get out of here. */
if (unlikely((body->mbo_valid & OBD_MD_MDS))) {
- rc = lmv_intent_remote(exp, lmm, lmmsize, it, &op_data->op_fid1,
- flags, reqp, cb_blocking,
- extra_lock_flags);
+ rc = lmv_intent_remote(exp, it, &op_data->op_fid1, reqp,
+ cb_blocking, extra_lock_flags);
if (rc != 0)
return rc;
*/
static int lmv_intent_lookup(struct obd_export *exp,
struct md_op_data *op_data,
- void *lmm, int lmmsize, struct lookup_intent *it,
- int flags, struct ptlrpc_request **reqp,
+ struct lookup_intent *it,
+ struct ptlrpc_request **reqp,
ldlm_blocking_callback cb_blocking,
__u64 extra_lock_flags)
{
op_data->op_bias &= ~MDS_CROSS_REF;
- rc = md_intent_lock(tgt->ltd_exp, op_data, lmm, lmmsize, it,
- flags, reqp, cb_blocking, extra_lock_flags);
+ rc = md_intent_lock(tgt->ltd_exp, op_data, it, reqp, cb_blocking,
+ extra_lock_flags);
if (rc < 0)
return rc;
op_data->op_fid1 = oinfo->lmo_fid;
it->it_disposition &= ~DISP_ENQ_COMPLETE;
- rc = md_intent_lock(tgt->ltd_exp, op_data, lmm,
- lmmsize, it, flags, reqp,
+ rc = md_intent_lock(tgt->ltd_exp, op_data, it, reqp,
cb_blocking, extra_lock_flags);
if (rc)
return rc;
/* Not cross-ref case, just get out of here. */
if (unlikely((body->mbo_valid & OBD_MD_MDS))) {
- rc = lmv_intent_remote(exp, lmm, lmmsize, it, NULL, flags,
- reqp, cb_blocking, extra_lock_flags);
+ rc = lmv_intent_remote(exp, it, NULL, reqp, cb_blocking,
+ extra_lock_flags);
if (rc != 0)
return rc;
body = req_capsule_server_get(&(*reqp)->rq_pill, &RMF_MDT_BODY);
}
int lmv_intent_lock(struct obd_export *exp, struct md_op_data *op_data,
- void *lmm, int lmmsize, struct lookup_intent *it,
- int flags, struct ptlrpc_request **reqp,
+ struct lookup_intent *it, struct ptlrpc_request **reqp,
ldlm_blocking_callback cb_blocking,
__u64 extra_lock_flags)
{
return rc;
if (it->it_op & (IT_LOOKUP | IT_GETATTR | IT_LAYOUT))
- rc = lmv_intent_lookup(exp, op_data, lmm, lmmsize, it,
- flags, reqp, cb_blocking,
+ rc = lmv_intent_lookup(exp, op_data, it, reqp, cb_blocking,
extra_lock_flags);
else if (it->it_op & IT_OPEN)
- rc = lmv_intent_open(exp, op_data, lmm, lmmsize, it,
- flags, reqp, cb_blocking,
+ rc = lmv_intent_open(exp, op_data, it, reqp, cb_blocking,
extra_lock_flags);
else
LBUG();
int lmv_check_connect(struct obd_device *obd);
int lmv_intent_lock(struct obd_export *exp, struct md_op_data *op_data,
- void *lmm, int lmmsize, struct lookup_intent *it,
- int flags, struct ptlrpc_request **reqp,
+ struct lookup_intent *it, struct ptlrpc_request **reqp,
ldlm_blocking_callback cb_blocking,
__u64 extra_lock_flags);
return rc;
}
-static int
-lmv_enqueue_remote(struct obd_export *exp, struct ldlm_enqueue_info *einfo,
- struct lookup_intent *it, struct md_op_data *op_data,
- struct lustre_handle *lockh, void *lmm, int lmmsize,
- __u64 extra_lock_flags)
-{
- struct ptlrpc_request *req = it->it_request;
- struct obd_device *obd = exp->exp_obd;
- struct lmv_obd *lmv = &obd->u.lmv;
- struct lustre_handle plock;
- struct lmv_tgt_desc *tgt;
- struct md_op_data *rdata;
- struct lu_fid fid1;
- struct mdt_body *body;
- int rc = 0;
- int pmode;
-
- body = req_capsule_server_get(&req->rq_pill, &RMF_MDT_BODY);
-
- if (!(body->mbo_valid & OBD_MD_MDS))
- return 0;
-
- CDEBUG(D_INODE, "REMOTE_ENQUEUE '%s' on "DFID" -> "DFID"\n",
- LL_IT2STR(it), PFID(&op_data->op_fid1), PFID(&body->mbo_fid1));
-
- /*
- * We got LOOKUP lock, but we really need attrs.
- */
- pmode = it->it_lock_mode;
- LASSERT(pmode != 0);
- memcpy(&plock, lockh, sizeof(plock));
- it->it_lock_mode = 0;
- it->it_request = NULL;
- fid1 = body->mbo_fid1;
-
- ptlrpc_req_finished(req);
-
- tgt = lmv_find_target(lmv, &fid1);
- if (IS_ERR(tgt)) {
- rc = PTR_ERR(tgt);
- goto out;
- }
-
- rdata = kzalloc(sizeof(*rdata), GFP_NOFS);
- if (!rdata) {
- rc = -ENOMEM;
- goto out;
- }
-
- rdata->op_fid1 = fid1;
- rdata->op_bias = MDS_CROSS_REF;
-
- rc = md_enqueue(tgt->ltd_exp, einfo, it, rdata, lockh,
- lmm, lmmsize, NULL, extra_lock_flags);
- kfree(rdata);
-out:
- ldlm_lock_decref(&plock, pmode);
- return rc;
-}
-
static int
lmv_enqueue(struct obd_export *exp, struct ldlm_enqueue_info *einfo,
+ const ldlm_policy_data_t *policy,
struct lookup_intent *it, struct md_op_data *op_data,
- struct lustre_handle *lockh, void *lmm, int lmmsize,
- struct ptlrpc_request **req, __u64 extra_lock_flags)
+ struct lustre_handle *lockh, __u64 extra_lock_flags)
{
struct obd_device *obd = exp->exp_obd;
struct lmv_obd *lmv = &obd->u.lmv;
CDEBUG(D_INODE, "ENQUEUE '%s' on "DFID" -> mds #%d\n",
LL_IT2STR(it), PFID(&op_data->op_fid1), tgt->ltd_idx);
- rc = md_enqueue(tgt->ltd_exp, einfo, it, op_data, lockh,
- lmm, lmmsize, req, extra_lock_flags);
+ rc = md_enqueue(tgt->ltd_exp, einfo, policy, it, op_data, lockh,
+ extra_lock_flags);
- if (rc == 0 && it && it->it_op == IT_OPEN) {
- rc = lmv_enqueue_remote(exp, einfo, it, op_data, lockh,
- lmm, lmmsize, extra_lock_flags);
- }
return rc;
}
ldlm_iterator_t it, void *data);
int mdc_intent_lock(struct obd_export *exp,
- struct md_op_data *,
- void *lmm, int lmmsize,
- struct lookup_intent *, int,
+ struct md_op_data *op_data,
+ struct lookup_intent *it,
struct ptlrpc_request **reqp,
ldlm_blocking_callback cb_blocking,
__u64 extra_lock_flags);
+
int mdc_enqueue(struct obd_export *exp, struct ldlm_enqueue_info *einfo,
+ const ldlm_policy_data_t *policy,
struct lookup_intent *it, struct md_op_data *op_data,
- struct lustre_handle *lockh, void *lmm, int lmmsize,
- struct ptlrpc_request **req, __u64 extra_lock_flags);
+ struct lustre_handle *lockh, __u64 extra_lock_flags);
int mdc_resource_get_unused(struct obd_export *exp, const struct lu_fid *fid,
struct list_head *cancels, enum ldlm_mode mode,
}
}
-static struct ptlrpc_request *mdc_intent_open_pack(struct obd_export *exp,
- struct lookup_intent *it,
- struct md_op_data *op_data,
- void *lmm, int lmmsize,
- void *cb_data)
+static struct ptlrpc_request *
+mdc_intent_open_pack(struct obd_export *exp, struct lookup_intent *it,
+ struct md_op_data *op_data)
{
struct ptlrpc_request *req;
struct obd_device *obddev = class_exp2obd(exp);
struct ldlm_intent *lit;
+ const void *lmm = op_data->op_data;
+ int lmmsize = op_data->op_data_size;
LIST_HEAD(cancels);
int count = 0;
int mode;
* we don't know in advance the file type.
*/
int mdc_enqueue(struct obd_export *exp, struct ldlm_enqueue_info *einfo,
+ const ldlm_policy_data_t *policy,
struct lookup_intent *it, struct md_op_data *op_data,
- struct lustre_handle *lockh, void *lmm, int lmmsize,
- struct ptlrpc_request **reqp, u64 extra_lock_flags)
+ struct lustre_handle *lockh, u64 extra_lock_flags)
{
static const ldlm_policy_data_t lookup_policy = {
.l_inodebits = { MDS_INODELOCK_LOOKUP }
static const ldlm_policy_data_t getxattr_policy = {
.l_inodebits = { MDS_INODELOCK_XATTR }
};
- ldlm_policy_data_t const *policy = &lookup_policy;
struct obd_device *obddev = class_exp2obd(exp);
- struct ptlrpc_request *req;
+ struct ptlrpc_request *req = NULL;
u64 flags, saved_flags = extra_lock_flags;
struct ldlm_res_id res_id;
int generation, resends = 0;
LASSERTF(!it || einfo->ei_type == LDLM_IBITS, "lock type %d\n",
einfo->ei_type);
-
fid_build_reg_res_name(&op_data->op_fid1, &res_id);
if (it) {
+ LASSERT(!policy);
+
saved_flags |= LDLM_FL_HAS_INTENT;
- if (it->it_op & (IT_UNLINK | IT_GETATTR | IT_READDIR))
+ if (it->it_op & (IT_OPEN | IT_UNLINK | IT_GETATTR | IT_READDIR))
policy = &update_policy;
else if (it->it_op & IT_LAYOUT)
policy = &layout_policy;
else if (it->it_op & (IT_GETXATTR | IT_SETXATTR))
policy = &getxattr_policy;
+ else
+ policy = &lookup_policy;
}
- LASSERT(!reqp);
-
generation = obddev->u.cli.cl_import->imp_generation;
resend:
flags = saved_flags;
if (!it) {
- /* The only way right now is FLOCK, in this case we hide flock
- * policy as lmm, but lmmsize is 0
- */
- LASSERT(lmm && lmmsize == 0);
+ /* The only way right now is FLOCK. */
LASSERTF(einfo->ei_type == LDLM_FLOCK, "lock type %d\n",
einfo->ei_type);
- policy = lmm;
res_id.name[3] = LDLM_FLOCK;
- req = NULL;
} else if (it->it_op & IT_OPEN) {
- req = mdc_intent_open_pack(exp, it, op_data, lmm, lmmsize,
- einfo->ei_cbdata);
- policy = &update_policy;
- einfo->ei_cbdata = NULL;
- lmm = NULL;
+ req = mdc_intent_open_pack(exp, it, op_data);
} else if (it->it_op & IT_UNLINK) {
req = mdc_intent_unlink_pack(exp, it, op_data);
} else if (it->it_op & (IT_GETATTR | IT_LOOKUP)) {
* child lookup.
*/
int mdc_intent_lock(struct obd_export *exp, struct md_op_data *op_data,
- void *lmm, int lmmsize, struct lookup_intent *it,
- int lookup_flags, struct ptlrpc_request **reqp,
- ldlm_blocking_callback cb_blocking,
- __u64 extra_lock_flags)
+ struct lookup_intent *it, struct ptlrpc_request **reqp,
+ ldlm_blocking_callback cb_blocking, __u64 extra_lock_flags)
{
struct ldlm_enqueue_info einfo = {
.ei_type = LDLM_IBITS,
return rc;
}
}
- rc = mdc_enqueue(exp, &einfo, it, op_data, &lockh, lmm, lmmsize, NULL,
+ rc = mdc_enqueue(exp, &einfo, NULL, it, op_data, &lockh,
extra_lock_flags);
if (rc < 0)
return rc;
LASSERT(dir);
mapping = dir->i_mapping;
- rc = mdc_intent_lock(exp, op_data, NULL, 0, &it, 0, &enq_req,
+ rc = mdc_intent_lock(exp, op_data, &it, &enq_req,
cb_op->md_blocking_ast, 0);
if (enq_req)
ptlrpc_req_finished(enq_req);
projects / linux-beck.git / commitdiff