diff options
| author | Krutika Dhananjay <kdhananj@redhat.com> | 2015-10-29 17:04:38 +0530 |
|---|---|---|
| committer | Pranith Kumar Karampuri <pkarampu@redhat.com> | 2016-01-18 16:18:14 -0800 |
| commit | c535059299785f7d050482c257f10389c218048b (patch) | |
| tree | 41f67d9909818a1b5ba583ff368dec2ce4119150 /xlators/storage/posix | |
| parent | b95ad51e00d6076d37809bcc50b89fee1cf248ef (diff) | |
features/shard: Implement fallocate FOP
Change-Id: I6f07074e94b115f6c6c2c59a8a1b58ba44b1c12a
BUG: 1261841
Signed-off-by: Krutika Dhananjay <kdhananj@redhat.com>
Reviewed-on: http://review.gluster.org/13196
Smoke: Gluster Build System <jenkins@build.gluster.com>
NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org>
Reviewed-by: Pranith Kumar Karampuri <pkarampu@redhat.com>
Tested-by: Pranith Kumar Karampuri <pkarampu@redhat.com>
CentOS-regression: Gluster Build System <jenkins@build.gluster.com>
Diffstat (limited to 'xlators/storage/posix')
| -rw-r--r-- | xlators/storage/posix/src/posix.c | 30 |
1 files changed, 20 insertions, 10 deletions
diff --git a/xlators/storage/posix/src/posix.c b/xlators/storage/posix/src/posix.c index 272d08f8654..e834fc09752 100644 --- a/xlators/storage/posix/src/posix.c +++ b/xlators/storage/posix/src/posix.c @@ -653,12 +653,13 @@ out: } static int32_t -posix_do_fallocate(call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t flags, - off_t offset, size_t len, struct iatt *statpre, - struct iatt *statpost) +posix_do_fallocate (call_frame_t *frame, xlator_t *this, fd_t *fd, + int32_t flags, off_t offset, size_t len, + struct iatt *statpre, struct iatt *statpost, dict_t *xdata) { - struct posix_fd *pfd = NULL; - int32_t ret = -1; + int32_t ret = -1; + struct posix_fd *pfd = NULL; + gf_boolean_t locked = _gf_false; DECLARE_OLD_FS_ID_VAR; @@ -674,6 +675,11 @@ posix_do_fallocate(call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t flags, goto out; } + if (dict_get (xdata, GLUSTERFS_WRITE_UPDATE_ATOMIC)) { + locked = _gf_true; + LOCK(&fd->inode->lock); + } + ret = posix_fdstat (this, pfd->fd, statpre); if (ret == -1) { ret = -errno; @@ -682,7 +688,7 @@ posix_do_fallocate(call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t flags, goto out; } - ret = sys_fallocate(pfd->fd, flags, offset, len); + ret = sys_fallocate (pfd->fd, flags, offset, len); if (ret == -1) { ret = -errno; goto out; @@ -697,6 +703,10 @@ posix_do_fallocate(call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t flags, } out: + if (locked) { + UNLOCK (&fd->inode->lock); + locked = _gf_false; + } SET_TO_OLD_FS_ID (); return ret; @@ -874,8 +884,8 @@ _posix_fallocate(call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t keep_siz flags = FALLOC_FL_KEEP_SIZE; #endif /* FALLOC_FL_KEEP_SIZE */ - ret = posix_do_fallocate(frame, this, fd, flags, offset, len, - &statpre, &statpost); + ret = posix_do_fallocate (frame, this, fd, flags, offset, len, + &statpre, &statpost, xdata); if (ret < 0) goto err; @@ -900,8 +910,8 @@ posix_discard(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, struct iatt statpre = {0,}; struct iatt statpost = {0,}; - ret = posix_do_fallocate(frame, this, fd, flags, offset, len, - &statpre, &statpost); + ret = posix_do_fallocate (frame, this, fd, flags, offset, len, + &statpre, &statpost, xdata); if (ret < 0) goto err; |