Re: [PATCH 1/8] btrfs: uapi/linux/btrfs.h migration, move BTRFS_LABEL_SIZE

[Liu Bo <bo.li.liu@oracle.com>]

On Fri, Apr 01, 2016 at 04:14:23PM -0400, Jeff Mahoney wrote:
> BTRFS_LABEL_SIZE is required to define the BTRFS_IOC_GET_FSLABEL and
> BTRFS_IOC_SET_FSLABEL ioctls.

Reviewed-by: Liu Bo <bo.li.liu@oracle.com>

Thanks,

-liubo
> 
> Signed-off-by: Jeff Mahoney <jeffm@suse.com>
> ---
>  fs/btrfs/ctree.h           | 1 -
>  include/uapi/linux/btrfs.h | 1 +
>  2 files changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
> index 84a6a5b..3beaa24 100644
> --- a/fs/btrfs/ctree.h
> +++ b/fs/btrfs/ctree.h
> @@ -410,7 +410,6 @@ struct btrfs_header {
>   * room to translate 14 chunks with 3 stripes each.
>   */
>  #define BTRFS_SYSTEM_CHUNK_ARRAY_SIZE 2048
> -#define BTRFS_LABEL_SIZE 256
>  
>  /*
>   * just in case we somehow lose the roots and are not able to mount,
> diff --git a/include/uapi/linux/btrfs.h b/include/uapi/linux/btrfs.h
> index dea8931..11eee34 100644
> --- a/include/uapi/linux/btrfs.h
> +++ b/include/uapi/linux/btrfs.h
> @@ -23,6 +23,7 @@
>  
>  #define BTRFS_IOCTL_MAGIC 0x94
>  #define BTRFS_VOL_NAME_MAX 255
> +#define BTRFS_LABEL_SIZE 256
>  
>  /* this should be 4k */
>  #define BTRFS_PATH_NAME_MAX 4087
> -- 
> 2.7.1
> 
> --
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