btrfs: Remove fs_info argument from update_inline_extent_backref

This function always uses the leaf's extent_buffer which already
contains a reference to the fs_info. 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 99e6a70..1029112 100644 (file)
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -1892,14 +1892,14 @@ static int lookup_extent_backref(struct btrfs_trans_handle *trans,
  * helper to update/remove inline back ref
  */
 static noinline_for_stack
-void update_inline_extent_backref(struct btrfs_fs_info *fs_info,
-                                 struct btrfs_path *path,
+void update_inline_extent_backref(struct btrfs_path *path,
                                  struct btrfs_extent_inline_ref *iref,
                                  int refs_to_mod,
                                  struct btrfs_delayed_extent_op *extent_op,
                                  int *last_ref)
 {
-       struct extent_buffer *leaf;
+       struct extent_buffer *leaf = path->nodes[0];
+       struct btrfs_fs_info *fs_info = leaf->fs_info;
        struct btrfs_extent_item *ei;
        struct btrfs_extent_data_ref *dref = NULL;
        struct btrfs_shared_data_ref *sref = NULL;
@@ -1910,7 +1910,6 @@ void update_inline_extent_backref(struct btrfs_fs_info *fs_info,
        int type;
        u64 refs;
 
-       leaf = path->nodes[0];
        ei = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_extent_item);
        refs = btrfs_extent_refs(leaf, ei);
        WARN_ON(refs_to_mod < 0 && refs + refs_to_mod <= 0);
@@ -1977,8 +1976,8 @@ int insert_inline_extent_backref(struct btrfs_trans_handle *trans,
                                           owner, offset, 1);
        if (ret == 0) {
                BUG_ON(owner < BTRFS_FIRST_FREE_OBJECTID);
-               update_inline_extent_backref(fs_info, path, iref,
-                                            refs_to_add, extent_op, NULL);
+               update_inline_extent_backref(path, iref, refs_to_add,
+                                            extent_op, NULL);
        } else if (ret == -ENOENT) {
                setup_inline_extent_backref(fs_info, path, iref, parent,
                                            root_objectid, owner, offset,
@@ -2016,8 +2015,8 @@ static int remove_extent_backref(struct btrfs_trans_handle *trans,
 
        BUG_ON(!is_data && refs_to_drop != 1);
        if (iref) {
-               update_inline_extent_backref(fs_info, path, iref,
-                                            -refs_to_drop, NULL, last_ref);
+               update_inline_extent_backref(path, iref, -refs_to_drop, NULL,
+                                            last_ref);
        } else if (is_data) {
                ret = remove_extent_data_ref(trans, path, refs_to_drop,
                                             last_ref);