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| author | Ingo Molnar <mingo@elte.hu> | 2008-10-06 08:13:18 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-10-06 08:13:18 +0200 |
| commit | 2c10c22af088ab5d94fae93ce3fe6436b2a208b4 (patch) | |
| tree | db27721001f194327ddbdcd6c983c4ec68b77c00 /fs/dcache.c | |
| parent | f6121f4f8708195e88cbdf8dd8d171b226b3f858 (diff) | |
| parent | fec6ed1d1f9b78a6acb4a3eb2c46c812ac2e96f0 (diff) | |
| download | op-kernel-dev-2c10c22af088ab5d94fae93ce3fe6436b2a208b4.zip op-kernel-dev-2c10c22af088ab5d94fae93ce3fe6436b2a208b4.tar.gz | |
Merge branch 'linus' into sched/devel
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 80e9395..e7a1a99 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: |
