diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/dcache.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/dcache.c b/fs/dcache.c index 98a05696593..ccdc5c2512d 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -1253,11 +1253,13 @@ struct dentry *d_alloc(struct dentry * parent, const struct qstr *name) if (parent) { spin_lock(&parent->d_lock); - spin_lock_nested(&dentry->d_lock, DENTRY_D_LOCK_NESTED); + /* + * don't need child lock because it is not subject + * to concurrency here + */ dentry->d_parent = dget_dlock(parent); dentry->d_sb = parent->d_sb; list_add(&dentry->d_u.d_child, &parent->d_subdirs); - spin_unlock(&dentry->d_lock); spin_unlock(&parent->d_lock); } |