Re: [PATCH 38/43] xfs: enable the zoned RT device feature

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On Wed, Dec 11, 2024 at 09:55:03AM +0100, Christoph Hellwig wrote:
> Enable the zoned RT device directory feature.  With this feature, RT
> groups are written sequentially and always emptied before rewriting
> the blocks.  This perfectly maps to zoned devices, but can also be
> used on conventional block devices.
> 
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>

Looks ok, though it's a bit odd that this isn't the very end of the
series.

Reviewed-by: "Darrick J. Wong" <djwong@xxxxxxxxxx>

--D

> ---
>  fs/xfs/libxfs/xfs_format.h | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/fs/xfs/libxfs/xfs_format.h b/fs/xfs/libxfs/xfs_format.h
> index 12979496f30a..fc56de8fe696 100644
> --- a/fs/xfs/libxfs/xfs_format.h
> +++ b/fs/xfs/libxfs/xfs_format.h
> @@ -408,7 +408,8 @@ xfs_sb_has_ro_compat_feature(
>  		 XFS_SB_FEAT_INCOMPAT_NREXT64 | \
>  		 XFS_SB_FEAT_INCOMPAT_EXCHRANGE | \
>  		 XFS_SB_FEAT_INCOMPAT_PARENT | \
> -		 XFS_SB_FEAT_INCOMPAT_METADIR)
> +		 XFS_SB_FEAT_INCOMPAT_METADIR | \
> +		 XFS_SB_FEAT_INCOMPAT_ZONED)
>  
>  #define XFS_SB_FEAT_INCOMPAT_UNKNOWN	~XFS_SB_FEAT_INCOMPAT_ALL
>  static inline bool
> -- 
> 2.45.2
> 
> 




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