diff options
Diffstat (limited to 'xlators/features/marker')
| -rw-r--r-- | xlators/features/marker/src/marker.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/xlators/features/marker/src/marker.c b/xlators/features/marker/src/marker.c index 2dc03f93195..112e71dff31 100644 --- a/xlators/features/marker/src/marker.c +++ b/xlators/features/marker/src/marker.c @@ -1876,6 +1876,75 @@ err: return 0; } + +int32_t +marker_discard_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *prebuf, + struct iatt *postbuf, dict_t *xdata) +{ + marker_local_t *local = NULL; + marker_conf_t *priv = NULL; + + if (op_ret == -1) { + gf_log (this->name, GF_LOG_TRACE, "%s occurred during discard", + strerror (op_errno)); + } + + local = (marker_local_t *) frame->local; + + frame->local = NULL; + + STACK_UNWIND_STRICT (discard, frame, op_ret, op_errno, prebuf, + postbuf, xdata); + + if (op_ret == -1 || local == NULL) + goto out; + + priv = this->private; + + if (priv->feature_enabled & GF_QUOTA) + mq_initiate_quota_txn (this, &local->loc); + + if (priv->feature_enabled & GF_XTIME) + marker_xtime_update_marks (this, local); +out: + marker_local_unref (local); + + return 0; +} + +int32_t +marker_discard(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + size_t len, dict_t *xdata) +{ + int32_t ret = 0; + marker_local_t *local = NULL; + marker_conf_t *priv = NULL; + + priv = this->private; + + if (priv->feature_enabled == 0) + goto wind; + + local = mem_get0 (this->local_pool); + + MARKER_INIT_LOCAL (frame, local); + + ret = marker_inode_loc_fill (fd->inode, &local->loc); + + if (ret == -1) + goto err; +wind: + STACK_WIND (frame, marker_discard_cbk, FIRST_CHILD(this), + FIRST_CHILD(this)->fops->discard, fd, offset, len, xdata); + return 0; +err: + STACK_UNWIND_STRICT (discard, frame, -1, ENOMEM, NULL, NULL, NULL); + + return 0; +} + + /* when a call from the special client is received on * key trusted.glusterfs.volume-mark with value "RESET" * or if the value is 0length, update the change the @@ -2686,6 +2755,7 @@ struct xlator_fops fops = { .getxattr = marker_getxattr, .readdirp = marker_readdirp, .fallocate = marker_fallocate, + .discard = marker_discard, }; struct xlator_cbks cbks = { |