summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorPoornima G <pgurusid@redhat.com>2017-08-07 11:24:46 +0530
committerPoornima G <pgurusid@redhat.com>2018-01-18 06:03:32 +0000
commit2db7872d5251d98d47c262ff269776bfae2d4fb9 (patch)
tree04a122cbb334eb787f917bdddabd5a24431e1933
parentc2fa8a94342b0cfbce9393f513099b8751711eae (diff)
md-cache: Serve nameless lookup from cache
Updates #232 Change-Id: I97e92312a53a50c2d1660bf8d657201fc05a76eb Signed-off-by: Poornima G <pgurusid@redhat.com>
-rw-r--r--xlators/performance/md-cache/src/md-cache.c18
1 files changed, 8 insertions, 10 deletions
diff --git a/xlators/performance/md-cache/src/md-cache.c b/xlators/performance/md-cache/src/md-cache.c
index 5b8f06b82af..5dbfb1366c9 100644
--- a/xlators/performance/md-cache/src/md-cache.c
+++ b/xlators/performance/md-cache/src/md-cache.c
@@ -1232,16 +1232,9 @@ mdc_lookup (call_frame_t *frame, xlator_t *this, loc_t *loc,
loc_copy (&local->loc, loc);
- if (!loc->name) {
- GF_ATOMIC_INC (conf->mdc_counter.nameless_lookup);
-
- gf_msg_trace ("md-cache", 0, "Nameless lookup(%s) sent to the "
- "brick", uuid_utoa (loc->inode->gfid));
- /* A nameless discovery is dangerous to serve from cache. We
- perform nameless lookup with the intention of
- re-establishing an inode "properly"
- */
- goto uncached;
+ if (!inode_is_linked(loc->inode)) {
+ GF_ATOMIC_INC (conf->mdc_counter.stat_miss);
+ goto uncached;
}
if (mdc_inode_reset_need_lookup (this, loc->inode)) {
@@ -1330,6 +1323,11 @@ mdc_stat (call_frame_t *frame, xlator_t *this, loc_t *loc, dict_t *xdata)
loc_copy (&local->loc, loc);
+ if (!inode_is_linked(loc->inode)) {
+ GF_ATOMIC_INC (conf->mdc_counter.stat_miss);
+ goto uncached;
+ }
+
ret = mdc_inode_iatt_get (this, loc->inode, &stbuf);
if (ret != 0)
goto uncached;