diff options
| author | Krutika Dhananjay <kdhananj@redhat.com> | 2016-03-08 15:44:04 +0530 |
|---|---|---|
| committer | Jeff Darcy <jdarcy@redhat.com> | 2016-03-11 11:10:30 -0800 |
| commit | 0e048b309b64e574039fc1ebedb971791d43b5e1 (patch) | |
| tree | 0b9adb61d7872a09113283f42b5e46e913efa559 /xlators/features/shard/src | |
| parent | df7390c9d7db40dcd68cf1020b6248f5105ab8eb (diff) | |
features/shard: Implement discard fop
Change-Id: Ia5bd8d36b21a586df6556fbec3474892d5871229
BUG: 1261841
Signed-off-by: Krutika Dhananjay <kdhananj@redhat.com>
Reviewed-on: http://review.gluster.org/13657
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/features/shard/src')
| -rw-r--r-- | xlators/features/shard/src/shard.c | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/xlators/features/shard/src/shard.c b/xlators/features/shard/src/shard.c index 8e4443535e9..154411682f3 100644 --- a/xlators/features/shard/src/shard.c +++ b/xlators/features/shard/src/shard.c @@ -502,6 +502,10 @@ shard_common_inode_write_failure_unwind (glusterfs_fop_t fop, SHARD_STACK_UNWIND (zerofill, frame, op_ret, op_errno, NULL, NULL, NULL); break; + case GF_FOP_DISCARD: + SHARD_STACK_UNWIND (discard, frame, op_ret, op_errno, + NULL, NULL, NULL); + break; default: gf_msg (THIS->name, GF_LOG_WARNING, 0, SHARD_MSG_INVALID_FOP, "Invalid fop id = %d", fop); @@ -531,6 +535,10 @@ shard_common_inode_write_success_unwind (glusterfs_fop_t fop, SHARD_STACK_UNWIND (zerofill, frame, op_ret, 0, &local->prebuf, &local->postbuf, local->xattr_rsp); break; + case GF_FOP_DISCARD: + SHARD_STACK_UNWIND (discard, frame, op_ret, 0, &local->prebuf, + &local->postbuf, local->xattr_rsp); + break; default: gf_msg (THIS->name, GF_LOG_WARNING, 0, SHARD_MSG_INVALID_FOP, "Invalid fop id = %d", fop); @@ -3556,6 +3564,12 @@ shard_common_inode_write_wind (call_frame_t *frame, xlator_t *this, FIRST_CHILD(this)->fops->zerofill, fd, shard_offset, size, local->xattr_req); break; + case GF_FOP_DISCARD: + STACK_WIND_COOKIE (frame, shard_common_inode_write_do_cbk, fd, + FIRST_CHILD(this), + FIRST_CHILD(this)->fops->discard, fd, + shard_offset, size, local->xattr_req); + break; default: gf_msg (this->name, GF_LOG_WARNING, 0, SHARD_MSG_INVALID_FOP, "Invalid fop id = %d", local->fop); @@ -4502,6 +4516,11 @@ shard_common_inode_write_begin (call_frame_t *frame, xlator_t *this, FIRST_CHILD(this)->fops->zerofill, fd, offset, len, xdata); break; + case GF_FOP_DISCARD: + STACK_WIND_TAIL (frame, FIRST_CHILD(this), + FIRST_CHILD(this)->fops->discard, + fd, offset, len, xdata); + break; default: gf_msg (this->name, GF_LOG_WARNING, 0, SHARD_MSG_INVALID_FOP, "Invalid fop id = %d", fop); @@ -4614,12 +4633,10 @@ shard_zerofill (call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, int shard_discard (call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, - size_t len, dict_t *xdata) + size_t len, dict_t *xdata) { - /* TBD */ - gf_msg (this->name, GF_LOG_INFO, ENOTSUP, SHARD_MSG_FOP_NOT_SUPPORTED, - "discard called on %s.", uuid_utoa (fd->inode->gfid)); - SHARD_STACK_UNWIND (discard, frame, -1, ENOTSUP, NULL, NULL, NULL); + shard_common_inode_write_begin (frame, this, GF_FOP_DISCARD, fd, NULL, + 0, offset, 0, len, NULL, xdata); return 0; } |