btrfs: remove cache only arguments from defrag path

The entry point at the defrag ioctl always sets "cache only" to 0;
the codepaths haven't run for a long time as far as I can
tell.  Chris says they're dead code, so remove them.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 5144ad19ef47..60481a53e004 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -959,10 +959,10 @@ static noinline int commit_fs_roots(struct btrfs_trans_handle *trans,
 }
 
 /*
- * defrag a given btree.  If cacheonly == 1, this won't read from the disk,
- * otherwise every leaf in the btree is read and defragged.
+ * defrag a given btree.
+ * Every leaf in the btree is read and defragged.
  */
-int btrfs_defrag_root(struct btrfs_root *root, int cacheonly)
+int btrfs_defrag_root(struct btrfs_root *root)
 {
         struct btrfs_fs_info *info = root->fs_info;
         struct btrfs_trans_handle *trans;
@@ -976,7 +976,7 @@ int btrfs_defrag_root(struct btrfs_root *root, int cacheonly)
                 if (IS_ERR(trans))
                         return PTR_ERR(trans);
 
-                ret = btrfs_defrag_leaves(trans, root, cacheonly);
+                ret = btrfs_defrag_leaves(trans, root);
 
                 btrfs_end_transaction(trans, root);
                 btrfs_btree_balance_dirty(info->tree_root);