d_walk() might skip too much

[pandora-kernel.git] / fs / dcache.c

diff --git a/fs/dcache.c b/fs/dcache.c
index 656ce52..37b5afd 100644 (file)
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -1239,13 +1239,13 @@ ascend:
                /* might go back up the wrong parent if we have had a rename. */
                if (need_seqretry(&rename_lock, seq))
                        goto rename_retry;
-               next = child->d_child.next;
-               while (unlikely(child->d_flags & DCACHE_DENTRY_KILLED)) {
+               /* go into the first sibling still alive */
+               do {
+                       next = child->d_child.next;
                        if (next == &this_parent->d_subdirs)
                                goto ascend;
                        child = list_entry(next, struct dentry, d_child);
-                       next = next->next;
-               }
+               } while (unlikely(child->d_flags & DCACHE_DENTRY_KILLED));
                rcu_read_unlock();
                goto resume;
        }