Re: [PATCH v3 3/3] btrfs: forward declare btrfs_fs_info in volumes.h

[Wang Yugui <wangyugui@e16-tech.com>]

Hi,

> Fix the build warning:
> In file included from fs/btrfs/tests/chunk-allocation-tests.c:8:
> fs/btrfs/tests/../volumes.h:721:53: warning: ‘struct btrfs_space_info’ declared inside parameter list will not be visible outside of this definition or declaration
>   721 |                                              struct btrfs_space_info *space_info,
> 

Could we fold this patch into the patch 2/3 which introduce the file of 
chunk-allocation-tests.c?

Best Regards
Wang Yugui (wangyugui@e16-tech.com)
2026/01/27



> Signed-off-by: Boris Burkov <boris@bur.io>
> ---
>  fs/btrfs/volumes.h | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h
> index 8cb72e84dc84..ebc85bf53ee7 100644
> --- a/fs/btrfs/volumes.h
> +++ b/fs/btrfs/volumes.h
> @@ -30,6 +30,7 @@ struct btrfs_block_group;
>  struct btrfs_trans_handle;
>  struct btrfs_transaction;
>  struct btrfs_zoned_device_info;
> +struct btrfs_space_info;
>  
>  #define BTRFS_MAX_DATA_CHUNK_SIZE	(10ULL * SZ_1G)
>  
> -- 
> 2.52.0
>