Btrfs: actually call btrfs_init_lockdep

btrfs_init_lockdep only makes our lockdep class names look prettier, thus
it did never hurt we forgot to actually call it. This turns our lockdep
identifier strings from lockdep auto-set #[id] into really pretty
"btrfs-fs-01" or "btrfs-csum-03".

Signed-off-by: Jan Schmidt <list.btrfs@jan-o-sch.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 61717a4eb14f..5239003d453e 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -1404,6 +1404,8 @@ static int __init init_btrfs_fs(void)
         if (err)
                 goto unregister_ioctl;
 
+        btrfs_init_lockdep();
+
         printk(KERN_INFO "%s loaded\n", BTRFS_BUILD_VERSION);
         return 0;