diff options
Diffstat (limited to 'xlators/performance/md-cache')
| -rw-r--r-- | xlators/performance/md-cache/src/md-cache.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/xlators/performance/md-cache/src/md-cache.c b/xlators/performance/md-cache/src/md-cache.c index 0b2c94319fb..2f52cbe5807 100644 --- a/xlators/performance/md-cache/src/md-cache.c +++ b/xlators/performance/md-cache/src/md-cache.c @@ -1889,6 +1889,45 @@ int mdc_fallocate(call_frame_t *frame, xlator_t *this, fd_t *fd, int32_t mode, } int +mdc_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) +{ + mdc_local_t *local = NULL; + + local = frame->local; + + if (op_ret != 0) + goto out; + + if (!local) + goto out; + + mdc_inode_iatt_set_validate(this, local->fd->inode, prebuf, postbuf); + +out: + MDC_STACK_UNWIND(discard, frame, op_ret, op_errno, prebuf, postbuf, + xdata); + + return 0; +} + +int mdc_discard(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + size_t len, dict_t *xdata) +{ + mdc_local_t *local; + + local = mdc_local_get(frame); + local->fd = fd_ref(fd); + + STACK_WIND(frame, mdc_discard_cbk, FIRST_CHILD(this), + FIRST_CHILD(this)->fops->discard, fd, offset, len, + xdata); + + return 0; +} + +int mdc_forget (xlator_t *this, inode_t *inode) { mdc_inode_wipe (this, inode); @@ -2017,6 +2056,7 @@ struct xlator_fops fops = { .readdirp = mdc_readdirp, .readdir = mdc_readdir, .fallocate = mdc_fallocate, + .discard = mdc_discard, }; |