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Diffstat (limited to 'kernel/cgroup.c')
-rw-r--r--kernel/cgroup.c6
1 files changed, 0 insertions, 6 deletions
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 7b4705b51d4a..1864cb6a6a59 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -876,7 +876,6 @@ static void cgroup_clear_directory(struct dentry *dentry)
struct list_head *node;
BUG_ON(!mutex_is_locked(&dentry->d_inode->i_mutex));
- spin_lock(&dcache_lock);
spin_lock(&dentry->d_lock);
node = dentry->d_subdirs.next;
while (node != &dentry->d_subdirs) {
@@ -891,18 +890,15 @@ static void cgroup_clear_directory(struct dentry *dentry)
dget_locked_dlock(d);
spin_unlock(&d->d_lock);
spin_unlock(&dentry->d_lock);
- spin_unlock(&dcache_lock);
d_delete(d);
simple_unlink(dentry->d_inode, d);
dput(d);
- spin_lock(&dcache_lock);
spin_lock(&dentry->d_lock);
} else
spin_unlock(&d->d_lock);
node = dentry->d_subdirs.next;
}
spin_unlock(&dentry->d_lock);
- spin_unlock(&dcache_lock);
}
/*
@@ -914,14 +910,12 @@ static void cgroup_d_remove_dir(struct dentry *dentry)
cgroup_clear_directory(dentry);
- spin_lock(&dcache_lock);
parent = dentry->d_parent;
spin_lock(&parent->d_lock);
spin_lock(&dentry->d_lock);
list_del_init(&dentry->d_u.d_child);
spin_unlock(&dentry->d_lock);
spin_unlock(&parent->d_lock);
- spin_unlock(&dcache_lock);
remove_dir(dentry);
}