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authorRaghavendra G <raghavendra@gluster.com>2009-10-08 06:21:48 +0000
committerAnand V. Avati <avati@dev.gluster.com>2009-10-09 00:49:52 -0700
commit4c83e0c25c39c90723a0c7ba6a706784b651704f (patch)
tree4d3bf1f440d674840c6df0b495abcecd9d1d8d4c /xlators/performance
parent506a26985572949525cd8560d77a2fa13332d8bd (diff)
performance/stat-prefetch: lookup path in setxattr if it is not already looked up.
Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 221 (stat prefetch implementation) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=221
Diffstat (limited to 'xlators/performance')
-rw-r--r--xlators/performance/stat-prefetch/src/stat-prefetch.c81
1 files changed, 71 insertions, 10 deletions
diff --git a/xlators/performance/stat-prefetch/src/stat-prefetch.c b/xlators/performance/stat-prefetch/src/stat-prefetch.c
index 774745031..860bf5aeb 100644
--- a/xlators/performance/stat-prefetch/src/stat-prefetch.c
+++ b/xlators/performance/stat-prefetch/src/stat-prefetch.c
@@ -2610,17 +2610,62 @@ out:
int32_t
+sp_setxattr_helper (call_frame_t *frame, xlator_t *this, loc_t *loc,
+ dict_t *dict, int32_t flags)
+{
+ 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) {
+ goto unwind;
+ }
+
+ STACK_WIND (frame, sp_err_cbk, FIRST_CHILD(this),
+ FIRST_CHILD(this)->fops->setxattr, loc, dict,
+ flags);
+
+ return 0;
+
+unwind:
+ SP_STACK_UNWIND (frame, -1, op_errno);
+ return 0;
+}
+
+
+int32_t
sp_setxattr (call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *dict,
int32_t flags)
{
- sp_cache_t *cache = NULL;
- int32_t op_errno = EINVAL;
+ sp_cache_t *cache = NULL;
+ int32_t op_errno = -1;
+ call_stub_t *stub = NULL;
+ char can_wind = 0, need_lookup = 0, need_unwind = 1;
- GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, loc, unwind, op_errno,
+ GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, loc, out, op_errno,
EINVAL);
- GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, loc->parent, unwind,
+ GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, loc->parent, out,
op_errno, EINVAL);
- GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, loc->name, unwind, op_errno,
+ GF_VALIDATE_OR_GOTO_WITH_ERROR (this->name, loc->name, out, op_errno,
EINVAL);
cache = sp_get_cache_inode (this, loc->parent, frame->root->pid);
@@ -2628,12 +2673,28 @@ sp_setxattr (call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *dict,
sp_cache_remove_entry (cache, (char *)loc->name, 0);
}
- STACK_WIND (frame, sp_err_cbk, FIRST_CHILD(this),
- FIRST_CHILD(this)->fops->setxattr, loc, dict, flags);
- return 0;
+ stub = fop_setxattr_stub (frame, sp_setxattr_helper, loc, dict, flags);
+ if (stub == 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);
+
+out:
+ if (need_unwind) {
+ SP_STACK_UNWIND (frame, -1, op_errno);
+ } else if (need_lookup) {
+ STACK_WIND (frame, sp_lookup_cbk, FIRST_CHILD(this),
+ FIRST_CHILD(this)->fops->lookup, loc, NULL);
+ } else if (can_wind) {
+ STACK_WIND (frame, sp_err_cbk, FIRST_CHILD(this),
+ FIRST_CHILD(this)->fops->setxattr, loc, dict,
+ flags);
+ }
-unwind:
- SP_STACK_UNWIND (frame, -1, op_errno);
return 0;
}