diff options
| author | Simon Horman <horms@verge.net.au> | 2008-10-07 08:40:11 +1100 |
|---|---|---|
| committer | Simon Horman <horms@verge.net.au> | 2008-10-07 08:40:11 +1100 |
| commit | a5e8546a8bff5d2047adc279df5753c44ba7b1a1 (patch) | |
| tree | d9ca91f74d8279adbb1d3e942cc7ab145780ee29 /fs/dcache.c | |
| parent | cb7f6a7b716e801097b564dec3ccb58d330aef56 (diff) | |
| parent | c7004482e8dcb7c3c72666395cfa98a216a4fb70 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6 into lvs-next-2.6
Diffstat (limited to 'fs/dcache.c')
| -rw-r--r-- | fs/dcache.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/dcache.c b/fs/dcache.c index 80e93956ace..e7a1a99b746 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -1395,6 +1395,10 @@ struct dentry * __d_lookup(struct dentry * parent, struct qstr * name) if (dentry->d_parent != parent) goto next; + /* non-existing due to RCU? */ + if (d_unhashed(dentry)) + goto next; + /* * It is safe to compare names since d_move() cannot * change the qstr (protected by d_lock). @@ -1410,10 +1414,8 @@ struct dentry * __d_lookup(struct dentry * parent, struct qstr * name) goto next; } - if (!d_unhashed(dentry)) { - atomic_inc(&dentry->d_count); - found = dentry; - } + atomic_inc(&dentry->d_count); + found = dentry; spin_unlock(&dentry->d_lock); break; next: |