On Mon, Aug 18, 2025 at 07:11:24AM +0200, Christoph Hellwig wrote:
> Only ranges inside the file system can be translated, and the file system
> can be smaller than the containing device.
>
> Fixes: f4ed93037966 ("xfs: don't shut down the filesystem for media failures beyond end of log")
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
> ---
> fs/xfs/xfs_notify_failure.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/xfs/xfs_notify_failure.c b/fs/xfs/xfs_notify_failure.c
> index fbeddcac4792..3726caa38375 100644
> --- a/fs/xfs/xfs_notify_failure.c
> +++ b/fs/xfs/xfs_notify_failure.c
> @@ -165,7 +165,7 @@ xfs_dax_translate_range(
> uint64_t *bblen)
> {
> u64 dev_start = btp->bt_dax_part_off;
> - u64 dev_len = bdev_nr_bytes(btp->bt_bdev);
> + u64 dev_len = BBTOB(btp->bt_nr_blocks);
Yeah, dev_len is used to filter out ranges beyond what the filesystem
cares about, so
Reviewed-by: "Darrick J. Wong" <djwong@xxxxxxxxxx>
--D
> u64 dev_end = dev_start + dev_len - 1;
>
> /* Notify failure on the whole device. */
> --
> 2.47.2
>
>
