Re: [PATCH V4 01/16] xfs: Move extent count limits to xfs_format.h

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On Tue, Dec 14, 2021 at 02:15:04PM +0530, Chandan Babu R wrote:
> Maximum values associated with extent counters i.e. Maximum extent length,
> Maximum data extents and Maximum xattr extents are dictated by the on-disk
> format. Hence move these definitions over to xfs_format.h.
> 
> Signed-off-by: Chandan Babu R <chandan.babu@xxxxxxxxxx>

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

--D

> ---
>  fs/xfs/libxfs/xfs_format.h | 7 +++++++
>  fs/xfs/libxfs/xfs_types.h  | 7 -------
>  2 files changed, 7 insertions(+), 7 deletions(-)
> 
> diff --git a/fs/xfs/libxfs/xfs_format.h b/fs/xfs/libxfs/xfs_format.h
> index d665c04e69dd..d75e5b16da7e 100644
> --- a/fs/xfs/libxfs/xfs_format.h
> +++ b/fs/xfs/libxfs/xfs_format.h
> @@ -869,6 +869,13 @@ enum xfs_dinode_fmt {
>  	{ XFS_DINODE_FMT_BTREE,		"btree" }, \
>  	{ XFS_DINODE_FMT_UUID,		"uuid" }
>  
> +/*
> + * Max values for extlen, extnum, aextnum.
> + */
> +#define	MAXEXTLEN	((xfs_extlen_t)0x001fffff)	/* 21 bits */
> +#define	MAXEXTNUM	((xfs_extnum_t)0x7fffffff)	/* signed int */
> +#define	MAXAEXTNUM	((xfs_aextnum_t)0x7fff)		/* signed short */
> +
>  /*
>   * Inode minimum and maximum sizes.
>   */
> diff --git a/fs/xfs/libxfs/xfs_types.h b/fs/xfs/libxfs/xfs_types.h
> index b6da06b40989..794a54cbd0de 100644
> --- a/fs/xfs/libxfs/xfs_types.h
> +++ b/fs/xfs/libxfs/xfs_types.h
> @@ -56,13 +56,6 @@ typedef void *		xfs_failaddr_t;
>  #define	NULLFSINO	((xfs_ino_t)-1)
>  #define	NULLAGINO	((xfs_agino_t)-1)
>  
> -/*
> - * Max values for extlen, extnum, aextnum.
> - */
> -#define	MAXEXTLEN	((xfs_extlen_t)0x001fffff)	/* 21 bits */
> -#define	MAXEXTNUM	((xfs_extnum_t)0x7fffffff)	/* signed int */
> -#define	MAXAEXTNUM	((xfs_aextnum_t)0x7fff)		/* signed short */
> -
>  /*
>   * Minimum and maximum blocksize and sectorsize.
>   * The blocksize upper limit is pretty much arbitrary.
> -- 
> 2.30.2
> 



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