Re: [PATCH 3/5] xfs: simplify a check in xfs_ioctl_setattr_check_cowextsize

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On Thu, Mar 12, 2020 at 03:22:33PM +0100, Christoph Hellwig wrote:
> Only v5 file systems can have the reflink feature, and those will
> always use the large dinode format.  Remove the extra check for the
> inode version.
> 
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
> ---

Reviewed-by: Brian Foster <bfoster@xxxxxxxxxx>

>  fs/xfs/xfs_ioctl.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
> index 5a1d2b9cb05a..ad825ffa7e4c 100644
> --- a/fs/xfs/xfs_ioctl.c
> +++ b/fs/xfs/xfs_ioctl.c
> @@ -1473,8 +1473,7 @@ xfs_ioctl_setattr_check_cowextsize(
>  	if (!(fa->fsx_xflags & FS_XFLAG_COWEXTSIZE))
>  		return 0;
>  
> -	if (!xfs_sb_version_hasreflink(&ip->i_mount->m_sb) ||
> -	    ip->i_d.di_version != 3)
> +	if (!xfs_sb_version_hasreflink(&ip->i_mount->m_sb))
>  		return -EINVAL;
>  
>  	if (fa->fsx_cowextsize == 0)
> -- 
> 2.24.1
> 




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