1 files changed, 5 insertions, 3 deletions

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 4f0e1d06c384..eccdf13a95ac 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -40,6 +40,7 @@
 #include "print-tree.h"
 #include "async-thread.h"
 #include "locking.h"
+#include "ref-cache.h"
 
 #if 0
 static int check_tree_block(struct btrfs_root *root, struct extent_buffer *buf)
@@ -737,6 +738,10 @@ static int __setup_root(u32 nodesize, u32 leafsize, u32 sectorsize,
         spin_lock_init(&root->node_lock);
         spin_lock_init(&root->orphan_lock);
         mutex_init(&root->objectid_mutex);
+
+        btrfs_leaf_ref_tree_init(&root->ref_tree_struct);
+        root->ref_tree = &root->ref_tree_struct;
+
         memset(&root->root_key, 0, sizeof(root->root_key));
         memset(&root->root_item, 0, sizeof(root->root_item));
         memset(&root->defrag_progress, 0, sizeof(root->defrag_progress));
@@ -1176,9 +1181,6 @@ static int transaction_kthread(void *arg)
                         goto sleep;
                 }
 
-                printk("btrfs: running reference cache size %Lu\n",
-                        root->fs_info->running_ref_cache_size);
-
                 now = get_seconds();
                 if (now < cur->start_time || now - cur->start_time < 30) {
                         mutex_unlock(&root->fs_info->trans_mutex);