btrfs: Remove fs_info from btrfs_finish_chunk_alloc

It can be referenced from the passed transaction handle.
Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: Lu Fengqi <lufq.fnst@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>

fs/btrfs/extent-tree.c

@@ -10022,8 +10022,7 @@ void btrfs_create_pending_block_groups(struct btrfs_trans_handle *trans)
 					sizeof(item));
 		if (ret)
 			btrfs_abort_transaction(trans, ret);
-		ret = btrfs_finish_chunk_alloc(trans, fs_info, key.objectid,
-					       key.offset);
+		ret = btrfs_finish_chunk_alloc(trans, key.objectid, key.offset);
 		if (ret)
 			btrfs_abort_transaction(trans, ret);
 		add_block_group_free_space(trans, block_group);
@@ -10594,8 +10593,7 @@ void btrfs_delete_unused_bgs(struct btrfs_fs_info *fs_info)
 		 * Btrfs_remove_chunk will abort the transaction if things go
 		 * horribly wrong.
 		 */
-		ret = btrfs_remove_chunk(trans, fs_info,
-					 block_group->key.objectid);
+		ret = btrfs_remove_chunk(trans, block_group->key.objectid);
 
 		if (ret) {
 			if (trimming)

fs/btrfs/volumes.c

@@ -2716,9 +2716,9 @@ static struct extent_map *get_chunk_map(struct btrfs_fs_info *fs_info,
 	return em;
 }
 
-int btrfs_remove_chunk(struct btrfs_trans_handle *trans,
-		       struct btrfs_fs_info *fs_info, u64 chunk_offset)
+int btrfs_remove_chunk(struct btrfs_trans_handle *trans, u64 chunk_offset)
 {
+	struct btrfs_fs_info *fs_info = trans->fs_info;
 	struct extent_map *em;
 	struct map_lookup *map;
 	u64 dev_extent_len = 0;
@@ -2858,7 +2858,7 @@ static int btrfs_relocate_chunk(struct btrfs_fs_info *fs_info, u64 chunk_offset)
 	 * step two, delete the device extents and the
 	 * chunk tree entries
 	 */
-	ret = btrfs_remove_chunk(trans, fs_info, chunk_offset);
+	ret = btrfs_remove_chunk(trans, chunk_offset);
 	btrfs_end_transaction(trans);
 	return ret;
 }
@@ -4842,9 +4842,9 @@ static int __btrfs_alloc_chunk(struct btrfs_trans_handle *trans,
 }
 
 int btrfs_finish_chunk_alloc(struct btrfs_trans_handle *trans,
-				struct btrfs_fs_info *fs_info,
 			     u64 chunk_offset, u64 chunk_size)
 {
+	struct btrfs_fs_info *fs_info = trans->fs_info;
 	struct btrfs_root *extent_root = fs_info->extent_root;
 	struct btrfs_root *chunk_root = fs_info->chunk_root;
 	struct btrfs_key key;

fs/btrfs/volumes.h

@@ -462,10 +462,8 @@ int btrfs_is_parity_mirror(struct btrfs_fs_info *fs_info,
 unsigned long btrfs_full_stripe_len(struct btrfs_fs_info *fs_info,
 				    u64 logical);
 int btrfs_finish_chunk_alloc(struct btrfs_trans_handle *trans,
-				struct btrfs_fs_info *fs_info,
 			     u64 chunk_offset, u64 chunk_size);
-int btrfs_remove_chunk(struct btrfs_trans_handle *trans,
-		       struct btrfs_fs_info *fs_info, u64 chunk_offset);
+int btrfs_remove_chunk(struct btrfs_trans_handle *trans, u64 chunk_offset);
 
 static inline void btrfs_dev_stat_inc(struct btrfs_device *dev,
 				      int index)