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-rw-r--r--xlators/performance/stat-prefetch/src/stat-prefetch.c521
1 files changed, 262 insertions, 259 deletions
diff --git a/xlators/performance/stat-prefetch/src/stat-prefetch.c b/xlators/performance/stat-prefetch/src/stat-prefetch.c
index 93e153a3275..e4dedb5ada4 100644
--- a/xlators/performance/stat-prefetch/src/stat-prefetch.c
+++ b/xlators/performance/stat-prefetch/src/stat-prefetch.c
@@ -22,6 +22,65 @@
#define GF_SP_CACHE_BUCKETS 1
#define GF_SP_CACHE_ENTRIES_EXPECTED 1048576
+int
+sp_update_inode_ctx (xlator_t *this, inode_t *inode, int32_t *op_ret,
+ int32_t *op_errno, char *lookup_in_progress,
+ char *looked_up, struct stat *stbuf,
+ struct list_head *waiting_ops, int32_t *error)
+{
+ int32_t ret = 0;
+ sp_inode_ctx_t *inode_ctx = NULL;
+ uint64_t value = 0;
+
+ ret = inode_ctx_get (inode, this, &value);
+ if (ret == 0) {
+ inode_ctx = (sp_inode_ctx_t *)(long)value;
+ }
+
+ if (inode_ctx == NULL) {
+ ret = -1;
+ if (error != NULL) {
+ *error = EINVAL;
+ }
+
+ goto out;
+ }
+
+ LOCK (&inode_ctx->lock);
+ {
+ if (op_ret != NULL) {
+ inode_ctx->op_ret = *op_ret;
+ }
+
+ if (op_errno != NULL) {
+ inode_ctx->op_errno = *op_errno;
+ }
+
+ if (looked_up != NULL) {
+ inode_ctx->looked_up = *looked_up;
+ }
+
+ if (lookup_in_progress != NULL) {
+ inode_ctx->lookup_in_progress = *lookup_in_progress;
+ }
+
+ if ((op_ret == 0) && (stbuf != NULL)
+ && S_ISDIR (stbuf->st_mode)) {
+ memcpy (&inode_ctx->stbuf, stbuf,
+ sizeof (*stbuf));
+ }
+
+ if (waiting_ops != NULL) {
+ list_splice_init (&inode_ctx->waiting_ops,
+ waiting_ops);
+ }
+ }
+ UNLOCK (&inode_ctx->lock);
+
+out:
+ return ret;
+}
+
sp_cache_t *
sp_cache_ref (sp_cache_t *cache)
@@ -1306,15 +1365,15 @@ out:
}
-
static int32_t
sp_create_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
int32_t op_ret, int32_t op_errno, fd_t *fd, inode_t *inode,
struct stat *buf, struct stat *preparent,
struct stat *postparent)
{
- sp_local_t *local = NULL;
- sp_fd_ctx_t *fd_ctx = NULL;
+ sp_local_t *local = NULL;
+ sp_fd_ctx_t *fd_ctx = NULL;
+ char lookup_in_progress = 0, looked_up = 0;
if (op_ret == -1) {
goto out;
@@ -1324,6 +1383,17 @@ sp_create_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, local, out, op_errno,
EINVAL);
+ looked_up = 1;
+ op_ret = sp_update_inode_ctx (this, local->loc.inode, &op_ret,
+ &op_errno, &lookup_in_progress,
+ &looked_up, buf, NULL, &op_errno);
+ if (op_ret == -1) {
+ goto out;
+ }
+
+ sp_update_inode_ctx (this, local->loc.parent, NULL, NULL, NULL,
+ NULL, postparent, NULL, NULL);
+
fd_ctx = sp_fd_ctx_new (this, local->loc.parent,
(char *)local->loc.name, NULL);
GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, fd_ctx, out, op_errno,
@@ -1343,56 +1413,14 @@ out:
int32_t
-sp_create_helper (call_frame_t *frame, xlator_t *this, loc_t *loc,
- int32_t flags, mode_t mode, fd_t *fd)
-{
- uint64_t value = 0;
- sp_inode_ctx_t *inode_ctx = NULL;
- int32_t ret = 0, op_ret = -1, op_errno = -1;
-
- ret = inode_ctx_get (loc->inode, this, &value);
- if (ret == -1) {
- gf_log (this->name, GF_LOG_DEBUG, "context not set in inode "
- "(%p)", loc->inode);
- op_errno = EINVAL;
- goto unwind;
- }
-
- inode_ctx = (sp_inode_ctx_t *)(long) value;
- GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, inode_ctx, unwind, op_errno,
- EINVAL);
-
- LOCK (&inode_ctx->lock);
- {
- op_ret = inode_ctx->op_ret;
- op_errno = inode_ctx->op_errno;
- }
- UNLOCK (&inode_ctx->lock);
-
- if ((op_ret == -1) && (op_errno != ENOENT)) {
- goto unwind;
- }
-
- STACK_WIND (frame, sp_create_cbk, FIRST_CHILD(this),
- FIRST_CHILD(this)->fops->create, loc, flags, mode, fd);
-
- return 0;
-
-unwind:
- SP_STACK_UNWIND (create, frame, -1, op_errno, NULL, NULL, NULL, NULL,
- NULL);
- return 0;
-}
-
-
-int32_t
sp_create (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags,
mode_t mode, fd_t *fd)
{
- sp_local_t *local = NULL;
- int32_t op_errno = -1, ret = -1;
- call_stub_t *stub = NULL;
- char can_wind = 0, need_lookup = 0, need_unwind = 1;
+ sp_local_t *local = NULL;
+ int32_t op_errno = -1, ret = -1;
+ char need_unwind = 1;
+ uint64_t value = 0;
+ sp_inode_ctx_t *inode_ctx = NULL;
GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, loc, out, op_errno,
EINVAL);
@@ -1425,39 +1453,38 @@ sp_create (call_frame_t *frame, xlator_t *this, loc_t *loc, int32_t flags,
goto out;
}
- stub = fop_create_stub (frame, sp_create_helper, loc, flags, mode, fd);
- if (stub == NULL) {
+ LOCK (&loc->inode->lock);
+ {
+ ret = __inode_ctx_get (loc->inode, this, &value);
+ if (ret == 0) {
+ gf_log (this->name, GF_LOG_DEBUG, "inode_ctx is not "
+ "NULL");
+ inode_ctx = (sp_inode_ctx_t *)(long)value;
+ } else {
+ inode_ctx = sp_inode_ctx_init ();
+ if (inode_ctx != NULL) {
+ ret = __inode_ctx_put (loc->inode, this,
+ (long)inode_ctx);
+ if (ret == -1) {
+ sp_inode_ctx_free (this, inode_ctx);
+ inode_ctx = NULL;
+ }
+ }
+ }
+ }
+ UNLOCK (&loc->inode->lock);
+
+ if (inode_ctx == NULL) {
op_errno = ENOMEM;
- gf_log (this->name, GF_LOG_ERROR, "out of memory");
goto out;
}
- sp_process_inode_ctx (frame, this, loc, stub, &need_unwind,
- &need_lookup, &can_wind, &op_errno);
+ need_unwind = 0;
out:
if (need_unwind) {
SP_STACK_UNWIND (create, frame, -1, op_errno, NULL, NULL, NULL,
NULL, NULL);
- } else if (need_lookup) {
- STACK_WIND (frame, sp_lookup_cbk, FIRST_CHILD(this),
- FIRST_CHILD(this)->fops->lookup, loc, NULL);
- } else if (can_wind) {
- if (frame->local == NULL) {
- need_unwind = 1;
- local = CALLOC (1, sizeof (*local));
- GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, local,
- out, op_errno,
- ENOMEM);
- frame->local = local;
- ret = loc_copy (&local->loc, loc);
- if (ret == -1) {
- op_errno = errno;
- gf_log (this->name, GF_LOG_ERROR, "%s",
- strerror (op_errno));
- goto out;
- }
- }
-
+ } else {
STACK_WIND (frame, sp_create_cbk, FIRST_CHILD(this),
FIRST_CHILD(this)->fops->create, loc, flags,
mode, fd);
@@ -1563,56 +1590,34 @@ sp_new_entry_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
struct stat *buf, struct stat *preparent,
struct stat *postparent)
{
- SP_STACK_UNWIND (mkdir, frame, op_ret, op_errno, inode, buf, preparent,
- postparent);
- return 0;
-}
+ sp_local_t *local = NULL;
+ char lookup_in_progress = 0, looked_up = 0;
-
-int32_t
-sp_mkdir_helper (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode)
-{
- uint64_t value = 0;
- sp_inode_ctx_t *inode_ctx = NULL;
- int32_t ret = 0, op_ret = -1, op_errno = -1;
-
- ret = inode_ctx_get (loc->inode, this, &value);
- if (ret == -1) {
- gf_log (this->name, GF_LOG_DEBUG, "context not set in inode "
- "(%p)", loc->inode);
- op_errno = EINVAL;
- goto unwind;
+ if (op_ret == -1) {
+ goto out;
}
- inode_ctx = (sp_inode_ctx_t *)(long) value;
- GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, inode_ctx, unwind, op_errno,
- EINVAL);
-
- LOCK (&inode_ctx->lock);
- {
- op_ret = inode_ctx->op_ret;
- op_errno = inode_ctx->op_errno;
+ local = frame->local;
+ if (local == NULL) {
+ op_errno = EINVAL;
+ goto out;
}
- UNLOCK (&inode_ctx->lock);
- if (((op_ret == -1) && (op_errno != ENOENT))
- || (op_ret == 0)) {
- if (op_ret == 0) {
- op_ret = -1;
- op_errno = EEXIST;
- }
-
- goto unwind;
+ looked_up = 1;
+ op_ret = sp_update_inode_ctx (this, local->loc.inode, &op_ret,
+ &op_errno, &lookup_in_progress,
+ &looked_up, buf, NULL, &op_errno);
+ if (op_ret == -1) {
+ goto out;
}
- STACK_WIND (frame, sp_new_entry_cbk, FIRST_CHILD(this),
- FIRST_CHILD(this)->fops->mkdir, loc, mode);
-
- return 0;
+ sp_update_inode_ctx (this, local->loc.parent, NULL, NULL, NULL,
+ NULL, postparent, NULL, NULL);
-unwind:
- SP_STACK_UNWIND (mkdir, frame, -1, op_errno, NULL, NULL, NULL, NULL);
- return 0;
+out:
+ SP_STACK_UNWIND (mkdir, frame, op_ret, op_errno, inode, buf, preparent,
+ postparent);
+ return 0;
}
@@ -1620,8 +1625,10 @@ int32_t
sp_mkdir (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode)
{
int32_t ret = -1, op_errno = -1;
- call_stub_t *stub = NULL;
- char can_wind = 0, need_lookup = 0, need_unwind = 1;
+ char need_unwind = 1;
+ uint64_t value = 0;
+ sp_inode_ctx_t *inode_ctx = NULL;
+ sp_local_t *local = NULL;
GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, loc, out, op_errno,
EINVAL);
@@ -1642,24 +1649,51 @@ sp_mkdir (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode)
goto out;
}
- stub = fop_mkdir_stub (frame, sp_mkdir_helper, loc, mode);
- if (stub == NULL) {
- op_errno = ENOMEM;
- gf_log (this->name, GF_LOG_ERROR, "out of memory");
+ local = CALLOC (1, sizeof (*local));
+ GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, local, out, op_errno,
+ ENOMEM);
+
+ frame->local = local;
+
+ ret = loc_copy (&local->loc, loc);
+ if (ret == -1) {
+ op_errno = errno;
+ gf_log (this->name, GF_LOG_ERROR, "%s", strerror (op_errno));
goto out;
}
- sp_process_inode_ctx (frame, this, loc, stub, &need_unwind,
- &need_lookup, &can_wind, &op_errno);
+ LOCK (&loc->inode->lock);
+ {
+ ret = __inode_ctx_get (loc->inode, this, &value);
+ if (ret == 0) {
+ gf_log (this->name, GF_LOG_DEBUG, "inode_ctx is not "
+ "NULL");
+ inode_ctx = (sp_inode_ctx_t *)(long)value;
+ } else {
+ inode_ctx = sp_inode_ctx_init ();
+ if (inode_ctx != NULL) {
+ ret = __inode_ctx_put (loc->inode, this,
+ (long)inode_ctx);
+ if (ret == -1) {
+ sp_inode_ctx_free (this, inode_ctx);
+ inode_ctx = NULL;
+ }
+ }
+ }
+ }
+ UNLOCK (&loc->inode->lock);
+ if (inode_ctx == NULL) {
+ op_errno = ENOMEM;
+ goto out;
+ }
+
+ need_unwind = 0;
out:
if (need_unwind) {
SP_STACK_UNWIND (mkdir, frame, -1, op_errno, NULL, NULL, NULL,
NULL);
- } else if (need_lookup) {
- STACK_WIND (frame, sp_lookup_cbk, FIRST_CHILD(this),
- FIRST_CHILD(this)->fops->lookup, loc, NULL);
- } else if (can_wind) {
+ } else {
STACK_WIND (frame, sp_new_entry_cbk, FIRST_CHILD(this),
FIRST_CHILD(this)->fops->mkdir, loc, mode);
}
@@ -1669,59 +1703,14 @@ out:
int32_t
-sp_mknod_helper (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode,
- dev_t rdev)
-{
- uint64_t value = 0;
- sp_inode_ctx_t *inode_ctx = NULL;
- int32_t ret = 0, op_ret = -1, op_errno = -1;
-
- ret = inode_ctx_get (loc->inode, this, &value);
- if (ret == -1) {
- gf_log (this->name, GF_LOG_DEBUG, "context not set in inode "
- "(%p)", loc->inode);
- op_errno = EINVAL;
- goto unwind;
- }
-
- inode_ctx = (sp_inode_ctx_t *)(long) value;
- GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, inode_ctx, unwind, op_errno,
- EINVAL);
-
- LOCK (&inode_ctx->lock);
- {
- op_ret = inode_ctx->op_ret;
- op_errno = inode_ctx->op_errno;
- }
- UNLOCK (&inode_ctx->lock);
-
- if (((op_ret == -1) && (op_errno != ENOENT))
- || (op_ret == 0)) {
- if (op_ret == 0) {
- op_ret = -1;
- op_errno = EEXIST;
- }
- goto unwind;
- }
-
- STACK_WIND (frame, sp_new_entry_cbk, FIRST_CHILD(this),
- FIRST_CHILD(this)->fops->mknod, loc, mode, rdev);
-
- return 0;
-
-unwind:
- SP_STACK_UNWIND (mknod, frame, -1, op_errno, NULL, NULL, NULL, NULL);
- return 0;
-}
-
-
-int32_t
sp_mknod (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode,
dev_t rdev)
{
int32_t op_errno = -1, ret = -1;
- call_stub_t *stub = NULL;
- char can_wind = 0, need_lookup = 0, need_unwind = 1;
+ char need_unwind = 1;
+ sp_inode_ctx_t *inode_ctx = NULL;
+ uint64_t value = 0;
+ sp_local_t *local = NULL;
GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, loc, out, op_errno,
EINVAL);
@@ -1742,24 +1731,51 @@ sp_mknod (call_frame_t *frame, xlator_t *this, loc_t *loc, mode_t mode,
goto out;
}
- stub = fop_mknod_stub (frame, sp_mknod_helper, loc, mode, rdev);
- if (stub == NULL) {
- op_errno = ENOMEM;
- gf_log (this->name, GF_LOG_ERROR, "out of memory");
+ local = CALLOC (1, sizeof (*local));
+ GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, local, out, op_errno,
+ ENOMEM);
+
+ frame->local = local;
+
+ ret = loc_copy (&local->loc, loc);
+ if (ret == -1) {
+ op_errno = errno;
+ gf_log (this->name, GF_LOG_ERROR, "%s", strerror (op_errno));
goto out;
}
- sp_process_inode_ctx (frame, this, loc, stub, &need_unwind,
- &need_lookup, &can_wind, &op_errno);
+ LOCK (&loc->inode->lock);
+ {
+ ret = __inode_ctx_get (loc->inode, this, &value);
+ if (ret == 0) {
+ gf_log (this->name, GF_LOG_DEBUG, "inode_ctx is not "
+ "NULL");
+ inode_ctx = (sp_inode_ctx_t *)(long)value;
+ } else {
+ inode_ctx = sp_inode_ctx_init ();
+ if (inode_ctx != NULL) {
+ ret = __inode_ctx_put (loc->inode, this,
+ (long)inode_ctx);
+ if (ret == -1) {
+ sp_inode_ctx_free (this, inode_ctx);
+ inode_ctx = NULL;
+ }
+ }
+ }
+ }
+ UNLOCK (&loc->inode->lock);
+
+ if (inode_ctx == NULL) {
+ op_errno = ENOMEM;
+ goto out;
+ }
+ need_unwind = 0;
out:
if (need_unwind) {
SP_STACK_UNWIND (mknod, frame, -1, op_errno, NULL, NULL, NULL,
NULL);
- } else if (need_lookup) {
- STACK_WIND (frame, sp_lookup_cbk, FIRST_CHILD(this),
- FIRST_CHILD(this)->fops->lookup, loc, NULL);
- } else if (can_wind) {
+ } else {
STACK_WIND (frame, sp_new_entry_cbk, FIRST_CHILD(this),
FIRST_CHILD(this)->fops->mknod, loc, mode, rdev);
}
@@ -1769,58 +1785,14 @@ out:
int32_t
-sp_symlink_helper (call_frame_t *frame, xlator_t *this, const char *linkpath,
- loc_t *loc)
-{
- uint64_t value = 0;
- sp_inode_ctx_t *inode_ctx = NULL;
- int32_t ret = 0, op_ret = -1, op_errno = -1;
-
- ret = inode_ctx_get (loc->inode, this, &value);
- if (ret == -1) {
- gf_log (this->name, GF_LOG_DEBUG, "context not set in inode "
- "(%p)", loc->inode);
- op_errno = EINVAL;
- goto unwind;
- }
-
- inode_ctx = (sp_inode_ctx_t *)(long) value;
- GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, inode_ctx, unwind, op_errno,
- EINVAL);
-
- LOCK (&inode_ctx->lock);
- {
- op_ret = inode_ctx->op_ret;
- op_errno = inode_ctx->op_errno;
- }
- UNLOCK (&inode_ctx->lock);
-
- if (((op_ret == -1) && (op_errno != ENOENT)) || (op_ret == 0)) {
- if (op_ret == 0) {
- op_ret = -1;
- op_errno = EEXIST;
- }
- goto unwind;
- }
-
- STACK_WIND (frame, sp_new_entry_cbk, FIRST_CHILD(this),
- FIRST_CHILD(this)->fops->symlink, linkpath, loc);
-
- return 0;
-
-unwind:
- SP_STACK_UNWIND (symlink, frame, -1, op_errno, NULL, NULL, NULL, NULL);
- return 0;
-}
-
-
-int32_t
sp_symlink (call_frame_t *frame, xlator_t *this, const char *linkpath,
loc_t *loc)
{
int32_t ret = -1, op_errno = -1;
- call_stub_t *stub = NULL;
- char can_wind = 0, need_lookup = 0, need_unwind = 1;
+ char need_unwind = 1;
+ uint64_t value = 0;
+ sp_inode_ctx_t *inode_ctx = NULL;
+ sp_local_t *local = NULL;
GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, loc, out, op_errno,
EINVAL);
@@ -1841,23 +1813,51 @@ sp_symlink (call_frame_t *frame, xlator_t *this, const char *linkpath,
goto out;
}
- stub = fop_symlink_stub (frame, sp_symlink_helper, linkpath, loc);
- if (stub == NULL) {
+ local = CALLOC (1, sizeof (*local));
+ GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, local, out, op_errno,
+ ENOMEM);
+
+ frame->local = local;
+
+ ret = loc_copy (&local->loc, loc);
+ if (ret == -1) {
+ op_errno = errno;
+ gf_log (this->name, GF_LOG_ERROR, "%s", strerror (op_errno));
+ goto out;
+ }
+
+ LOCK (&loc->inode->lock);
+ {
+ ret = __inode_ctx_get (loc->inode, this, &value);
+ if (ret == 0) {
+ gf_log (this->name, GF_LOG_DEBUG, "inode_ctx is not "
+ "NULL");
+ inode_ctx = (sp_inode_ctx_t *)(long)value;
+ } else {
+ inode_ctx = sp_inode_ctx_init ();
+ if (inode_ctx != NULL) {
+ ret = __inode_ctx_put (loc->inode, this,
+ (long)inode_ctx);
+ if (ret == -1) {
+ sp_inode_ctx_free (this, inode_ctx);
+ inode_ctx = NULL;
+ }
+ }
+ }
+ }
+ UNLOCK (&loc->inode->lock);
+
+ if (inode_ctx == NULL) {
op_errno = ENOMEM;
- gf_log (this->name, GF_LOG_ERROR, "out of memory");
goto out;
}
- sp_process_inode_ctx (frame, this, loc, stub, &need_unwind,
- &need_lookup, &can_wind, &op_errno);
+ need_unwind = 0;
out:
if (need_unwind) {
SP_STACK_UNWIND (symlink, frame, -1, op_errno, NULL, NULL, NULL,
NULL);
- } else if (need_lookup) {
- STACK_WIND (frame, sp_lookup_cbk, FIRST_CHILD(this),
- FIRST_CHILD(this)->fops->lookup, loc, NULL);
- } else if (can_wind) {
+ } else {
STACK_WIND (frame, sp_new_entry_cbk, FIRST_CHILD(this),
FIRST_CHILD(this)->fops->symlink, linkpath, loc);
}
@@ -1867,6 +1867,17 @@ out:
int32_t
+sp_link_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno, inode_t *inode,
+ struct stat *buf, struct stat *preparent,
+ struct stat *postparent)
+{
+ SP_STACK_UNWIND (link, frame, op_ret, op_errno, inode, buf, preparent,
+ postparent);
+ return 0;
+}
+
+int32_t
sp_link_helper (call_frame_t *frame, xlator_t *this, loc_t *oldloc,
loc_t *newloc)
{
@@ -1897,7 +1908,7 @@ sp_link_helper (call_frame_t *frame, xlator_t *this, loc_t *oldloc,
goto unwind;
}
- STACK_WIND (frame, sp_new_entry_cbk, FIRST_CHILD(this),
+ STACK_WIND (frame, sp_link_cbk, FIRST_CHILD(this),
FIRST_CHILD(this)->fops->link, oldloc, newloc);
return 0;
@@ -1911,10 +1922,10 @@ unwind:
int32_t
sp_link (call_frame_t *frame, xlator_t *this, loc_t *oldloc, loc_t *newloc)
{
- call_stub_t *stub = NULL;
- sp_cache_t *cache = NULL;
- int32_t ret = 0, op_errno = -1;
- char can_wind = 0, need_lookup = 0, need_unwind = 1;
+ call_stub_t *stub = NULL;
+ sp_cache_t *cache = NULL;
+ int32_t ret = 0, op_errno = -1;
+ char can_wind = 0, need_lookup = 0, need_unwind = 1;
GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, newloc, out, op_errno,
EINVAL);
@@ -1956,14 +1967,6 @@ sp_link (call_frame_t *frame, xlator_t *this, loc_t *oldloc, loc_t *newloc)
sp_process_inode_ctx (frame, this, oldloc, stub, &need_unwind,
&need_lookup, &can_wind, &op_errno);
- /*
- * no need to process context in newloc->inode for following reasons:
- * 1. if dentry corresponding to newloc->path was cached, sp_lookup
- * would've unwound indicating success and link fop itself would've
- * not been called.
- * 2. if dentry corresponding to newloc->path was not cached, lookup
- * would've anyways be sent to underlying translators in sp_lookup.
- */
out:
if (need_unwind) {
SP_STACK_UNWIND (link, frame, -1, op_errno, NULL, NULL, NULL,
@@ -1972,7 +1975,7 @@ out:
STACK_WIND (frame, sp_lookup_cbk, FIRST_CHILD(this),
FIRST_CHILD(this)->fops->lookup, oldloc, NULL);
} else if (can_wind) {
- STACK_WIND (frame, sp_new_entry_cbk, FIRST_CHILD(this),
+ STACK_WIND (frame, sp_link_cbk, FIRST_CHILD(this),
FIRST_CHILD(this)->fops->link, oldloc, newloc);
}
generated by cgit (git 2.34.1) at 2024-11-15 17:12:26 +0000