btrfs: call functions that always use the same root with fs_info instead

There are many functions that are always called with the same root
argument.  Rather than passing the same root every time, we can
pass an fs_info pointer instead and have the function get the root
pointer itself.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

1 files changed, 6 insertions, 3 deletions

diff --git a/fs/btrfs/root-tree.c b/fs/btrfs/root-tree.c
index edae751e870c..60e711ae044a 100644
--- a/fs/btrfs/root-tree.c
+++ b/fs/btrfs/root-tree.c
@@ -216,8 +216,9 @@ int btrfs_insert_root(struct btrfs_trans_handle *trans, struct btrfs_root *root,
         return btrfs_insert_item(trans, root, key, item, sizeof(*item));
 }
 
-int btrfs_find_orphan_roots(struct btrfs_root *tree_root)
+int btrfs_find_orphan_roots(struct btrfs_fs_info *fs_info)
 {
+        struct btrfs_root *tree_root = fs_info->tree_root;
         struct extent_buffer *leaf;
         struct btrfs_path *path;
         struct btrfs_key key;
@@ -358,11 +359,12 @@ out:
 }
 
 int btrfs_del_root_ref(struct btrfs_trans_handle *trans,
-                       struct btrfs_root *tree_root,
+                       struct btrfs_fs_info *fs_info,
                        u64 root_id, u64 ref_id, u64 dirid, u64 *sequence,
                        const char *name, int name_len)
 
 {
+        struct btrfs_root *tree_root = fs_info->tree_root;
         struct btrfs_path *path;
         struct btrfs_root_ref *ref;
         struct extent_buffer *leaf;
@@ -429,10 +431,11 @@ out:
  * Will return 0, -ENOMEM, or anything from the CoW path
  */
 int btrfs_add_root_ref(struct btrfs_trans_handle *trans,
-                       struct btrfs_root *tree_root,
+                       struct btrfs_fs_info *fs_info,
                        u64 root_id, u64 ref_id, u64 dirid, u64 sequence,
                        const char *name, int name_len)
 {
+        struct btrfs_root *tree_root = fs_info->tree_root;
         struct btrfs_key key;
         int ret;
         struct btrfs_path *path;