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authorAnand V. Avati <avati@gluster.com>2009-03-09 16:16:02 +0530
committerAnand V. Avati <avati@amp.gluster.com>2009-03-09 17:40:35 +0530
commitfdfdd7cf05b7378c879917acb9129d69a407aee9 (patch)
tree059910ef4d232cf66251dac977415bc79d899332 /xlators/cluster/dht
parent5e4e99f4c1aa09b9e323c6fd23fcc3517447a6d7 (diff)
dht_readdir_cbk - retry on same subvol if no entries match the hash
Signed-off-by: Anand V. Avati <avati@amp.gluster.com>
Diffstat (limited to 'xlators/cluster/dht')
-rw-r--r--xlators/cluster/dht/src/dht-common.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/xlators/cluster/dht/src/dht-common.c b/xlators/cluster/dht/src/dht-common.c
index cd29786e7bf..6d97f8f7a4d 100644
--- a/xlators/cluster/dht/src/dht-common.c
+++ b/xlators/cluster/dht/src/dht-common.c
@@ -2041,7 +2041,8 @@ dht_readdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
gf_dirent_t *entry = NULL;
call_frame_t *prev = NULL;
xlator_t *subvol = NULL;
- xlator_t *next = NULL;
+ xlator_t *next_subvol = NULL;
+ off_t next_offset = 0;
dht_layout_t *layout = NULL;
int count = 0;
@@ -2077,19 +2078,28 @@ dht_readdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
list_add_tail (&entry->list, &entries.list);
count++;
}
+ next_offset = orig_entry->d_off;
}
op_ret = count;
done:
if (count == 0) {
- next = dht_subvol_next (this, prev->this);
- if (!next) {
+ /* non-zero next_offset means that
+ EOF is not yet hit on the current subvol
+ */
+ if (next_offset == 0) {
+ next_subvol = dht_subvol_next (this, prev->this);
+ } else {
+ next_subvol = prev->this;
+ }
+
+ if (!next_subvol) {
goto unwind;
}
STACK_WIND (frame, dht_readdir_cbk,
- next, next->fops->readdir,
- local->fd, local->size, 0);
+ next_subvol, next_subvol->fops->readdir,
+ local->fd, local->size, next_offset);
return 0;
}