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authorRaghavendra G <raghavendra@zresearch.com>2009-03-24 03:46:08 -0700
committerAnand V. Avati <avati@amp.gluster.com>2009-03-24 21:53:31 +0530
commit4e5c297d7c3480d0d3ab1c0c2a184c6a4fb801ef (patch)
tree65d75f1cbe324bf8f56c7cd376389520f2631ef4 /xlators/storage
parent6e8017479fd9997ae47e7c8cbb74247d7e2b4fd0 (diff)
fix to rm of large file blocking other operations on the same directory containing file (ref: rt #779)
posix_unlink follows the below procedure to avoid client noticing delay during unlink of large file 1. open file 2. unlink file 3. stack_unwind 4. close file Signed-off-by: Anand V. Avati <avati@amp.gluster.com>
Diffstat (limited to 'xlators/storage')
-rw-r--r--xlators/storage/posix/src/posix.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/xlators/storage/posix/src/posix.c b/xlators/storage/posix/src/posix.c
index 534db05fd..c20c7fec4 100644
--- a/xlators/storage/posix/src/posix.c
+++ b/xlators/storage/posix/src/posix.c
@@ -853,6 +853,7 @@ posix_unlink (call_frame_t *frame, xlator_t *this,
int32_t op_ret = -1;
int32_t op_errno = 0;
char * real_path = NULL;
+ int32_t fd = -1;
DECLARE_OLD_FS_ID_VAR;
@@ -863,6 +864,15 @@ posix_unlink (call_frame_t *frame, xlator_t *this,
SET_FS_ID (frame->root->uid, frame->root->gid);
MAKE_REAL_PATH (real_path, this, loc->path);
+ fd = open (real_path, O_RDONLY);
+ if (fd == -1) {
+ op_ret = -1;
+ op_errno = errno;
+ gf_log (this->name, GF_LOG_WARNING,
+ "open of %s failed: %s", loc->path, strerror (op_errno));
+ goto out;
+ }
+
op_ret = unlink (real_path);
if (op_ret == -1) {
op_errno = errno;
@@ -876,8 +886,13 @@ posix_unlink (call_frame_t *frame, xlator_t *this,
out:
SET_TO_OLD_FS_ID ();
frame->root->rsp_refs = NULL;
+
STACK_UNWIND (frame, op_ret, op_errno);
+ if (fd != -1) {
+ close (fd);
+ }
+
return 0;
}