btrfs: Remove fs_info from insert_tree_block_ref

This function is always called with a valid transaction so there is no
need to duplicate the fs_info, we can reference it directly from the
trans handle. No functional changes.

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index e0e0f3d..082e9f1 100644 (file)
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -1523,7 +1523,6 @@ static noinline int lookup_tree_block_ref(struct btrfs_trans_handle *trans,
 }
 
 static noinline int insert_tree_block_ref(struct btrfs_trans_handle *trans,
-                                         struct btrfs_fs_info *fs_info,
                                          struct btrfs_path *path,
                                          u64 bytenr, u64 parent,
                                          u64 root_objectid)
@@ -1540,7 +1539,7 @@ static noinline int insert_tree_block_ref(struct btrfs_trans_handle *trans,
                key.offset = root_objectid;
        }
 
-       ret = btrfs_insert_empty_item(trans, fs_info->extent_root,
+       ret = btrfs_insert_empty_item(trans, trans->fs_info->extent_root,
                                      path, &key, 0);
        btrfs_release_path(path);
        return ret;
@@ -2000,8 +1999,8 @@ static int insert_extent_backref(struct btrfs_trans_handle *trans,
        int ret;
        if (owner < BTRFS_FIRST_FREE_OBJECTID) {
                BUG_ON(refs_to_add != 1);
-               ret = insert_tree_block_ref(trans, fs_info, path, bytenr,
-                                           parent, root_objectid);
+               ret = insert_tree_block_ref(trans, path, bytenr, parent,
+                                           root_objectid);
        } else {
                ret = insert_extent_data_ref(trans, fs_info, path, bytenr,
                                             parent, root_objectid,