Re: [PATCH 4/5] xfs: report the correct read/write dio alignment for reflinked inodes

[John Garry <john.g.garry@xxxxxxxxxx>]

On 08/01/2025 08:55, Christoph Hellwig wrote:
> @@ -580,9 +580,24 @@ xfs_report_dioalign(
>   	struct xfs_buftarg	*target = xfs_inode_buftarg(ip);
>   	struct block_device	*bdev = target->bt_bdev;
>   
> -	stat->result_mask |= STATX_DIOALIGN;
> +	stat->result_mask |= STATX_DIOALIGN | STATX_DIO_READ_ALIGN;

BTW, it would be a crappy userspace which can't handle fields which it 
did not ask for, e.g. asked for STATX_DIOALIGN, but got  STATX_DIOALIGN 
and STATX_DIO_READ_ALIGN