btrfs: drop unused transaction parameter from btrfs_qgroup_add_swappe…

…d_blocks()

The caller replace_path() runs under transaction but we don't need it in
btrfs_qgroup_add_swapped_blocks().

Reviewed-by: Anand Jain <anand.jain@oracle.com>
Signed-off-by: David Sterba <dsterba@suse.com>

fs/btrfs/qgroup.c

@@ -4692,8 +4692,7 @@ void btrfs_qgroup_clean_swapped_blocks(struct btrfs_root *root)
  *			BOTH POINTERS ARE BEFORE TREE SWAP
  * @last_snapshot:	last snapshot generation of the subvolume tree
  */
-int btrfs_qgroup_add_swapped_blocks(struct btrfs_trans_handle *trans,
-		struct btrfs_root *subvol_root,
+int btrfs_qgroup_add_swapped_blocks(struct btrfs_root *subvol_root,
 		struct btrfs_block_group *bg,
 		struct extent_buffer *subvol_parent, int subvol_slot,
 		struct extent_buffer *reloc_parent, int reloc_slot,

fs/btrfs/qgroup.h

@@ -439,8 +439,7 @@ void btrfs_qgroup_init_swapped_blocks(
 	struct btrfs_qgroup_swapped_blocks *swapped_blocks);
 
 void btrfs_qgroup_clean_swapped_blocks(struct btrfs_root *root);
-int btrfs_qgroup_add_swapped_blocks(struct btrfs_trans_handle *trans,
-		struct btrfs_root *subvol_root,
+int btrfs_qgroup_add_swapped_blocks(struct btrfs_root *subvol_root,
 		struct btrfs_block_group *bg,
 		struct extent_buffer *subvol_parent, int subvol_slot,
 		struct extent_buffer *reloc_parent, int reloc_slot,

fs/btrfs/relocation.c

@@ -1244,7 +1244,7 @@ int replace_path(struct btrfs_trans_handle *trans, struct reloc_control *rc,
 		 * The real subtree rescan is delayed until we have new
 		 * CoW on the subtree root node before transaction commit.
 		 */
-		ret = btrfs_qgroup_add_swapped_blocks(trans, dest,
+		ret = btrfs_qgroup_add_swapped_blocks(dest,
 				rc->block_group, parent, slot,
 				path->nodes[level], path->slots[level],
 				last_snapshot);