diff options
Diffstat (limited to 'xlators/performance/io-cache/src/io-cache.c')
| -rw-r--r-- | xlators/performance/io-cache/src/io-cache.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/xlators/performance/io-cache/src/io-cache.c b/xlators/performance/io-cache/src/io-cache.c index 30dc14a9..d0667e46 100644 --- a/xlators/performance/io-cache/src/io-cache.c +++ b/xlators/performance/io-cache/src/io-cache.c @@ -1422,6 +1422,33 @@ ioc_readdirp (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size, return 0; } +static int32_t +ioc_discard_cbk(call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, struct iatt *pre, + struct iatt *post, dict_t *xdata) +{ + STACK_UNWIND_STRICT(discard, frame, op_ret, op_errno, pre, post, xdata); + return 0; +} + +static int32_t +ioc_discard(call_frame_t *frame, xlator_t *this, fd_t *fd, off_t offset, + size_t len, dict_t *xdata) +{ + uint64_t ioc_inode = 0; + + inode_ctx_get (fd->inode, this, &ioc_inode); + + if (ioc_inode) + ioc_inode_flush ((ioc_inode_t *)(long)ioc_inode); + + STACK_WIND(frame, ioc_discard_cbk, FIRST_CHILD(this), + FIRST_CHILD(this)->fops->discard, fd, offset, len, xdata); + return 0; +} + + + int32_t ioc_get_priority_list (const char *opt_str, struct list_head *first) { @@ -2044,6 +2071,7 @@ struct xlator_fops fops = { .mknod = ioc_mknod, .readdirp = ioc_readdirp, + .discard = ioc_discard, }; |