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-rw-r--r--doc/stat-prefetch-design.txt8
-rw-r--r--xlators/performance/stat-prefetch/src/stat-prefetch.c17
2 files changed, 22 insertions, 3 deletions
diff --git a/doc/stat-prefetch-design.txt b/doc/stat-prefetch-design.txt
index 46bb3699d..d10f841e6 100644
--- a/doc/stat-prefetch-design.txt
+++ b/doc/stat-prefetch-design.txt
@@ -29,9 +29,11 @@ fops to be implemented:
the directory contents.
* readdir
- Cache the direntries returned in readdir_cbk in the context of fd. If the
- readdir is happening on non-expected offsets (means a seekdir/rewinddir
- has happened), cache has to be flushed.
+ 1. Cache the direntries returned in readdir_cbk in the context of fd.
+ 2. If the readdir is happening on non-expected offsets (means a seekdir/rewinddir
+ has happened), cache has to be flushed.
+ 3. Delete the entry corresponding to basename of path on which fd is opened
+ from cache stored in parent.
* chmod/fchmod
Delete the entry corresponding to basename from cache stored in context of
diff --git a/xlators/performance/stat-prefetch/src/stat-prefetch.c b/xlators/performance/stat-prefetch/src/stat-prefetch.c
index 78de50159..961b74f33 100644
--- a/xlators/performance/stat-prefetch/src/stat-prefetch.c
+++ b/xlators/performance/stat-prefetch/src/stat-prefetch.c
@@ -630,6 +630,8 @@ sp_readdir (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size,
{
sp_cache_t *cache = NULL;
sp_local_t *local = NULL;
+ char *path = NULL;
+ int32_t ret = -1;
cache = sp_get_cache_fd (this, fd);
if (cache) {
@@ -641,6 +643,17 @@ sp_readdir (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size,
}
}
+ ret = inode_path (fd->inode, NULL, &path);
+ if (ret == -1) {
+ goto unwind;
+ }
+
+ ret = sp_cache_remove_parent_entry (frame, this, path);
+ if (ret < 0) {
+ errno = -ret;
+ goto unwind;
+ }
+
local = CALLOC (1, sizeof (*local));
if (local) {
local->fd = fd;
@@ -651,6 +664,10 @@ sp_readdir (call_frame_t *frame, xlator_t *this, fd_t *fd, size_t size,
FIRST_CHILD(this)->fops->readdir, fd, size, off);
return 0;
+
+unwind:
+ SP_STACK_UNWIND (frame, -1, errno, NULL);
+ return 0;
}