On 01/20/2016 05:01 PM, Martin K. Petersen wrote:
> Commit ca369d51b3e1 ("block/sd: Fix device-imposed transfer length
> limits") accidentally switched optimal I/O size reporting from bytes to
> block layer sectors.
>
> Signed-off-by: Martin K. Petersen <martin.peter...@oracle.com>
> Reported-by: Christian Borntraeger <borntrae...@de.ibm.com>
> ---
> drivers/scsi/sd.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
> index 4e08d1cd704d..ec163d08f6c3 100644
> --- a/drivers/scsi/sd.c
> +++ b/drivers/scsi/sd.c
> @@ -2893,7 +2893,7 @@ static int sd_revalidate_disk(struct gendisk *disk)
> sdkp->opt_xfer_blocks <= SD_DEF_XFER_BLOCKS &&
> sdkp->opt_xfer_blocks * sdp->sector_size >= PAGE_CACHE_SIZE)
> rw_max = q->limits.io_opt =
> - logical_to_sectors(sdp, sdkp->opt_xfer_blocks);
> + sdkp->opt_xfer_blocks * sdp->sector_size;
> else
> rw_max = BLK_DEF_MAX_SECTORS;
>
the error message is gone
Tested-by: Christian Borntraeger <borntrae...@de.ibm.com>
--
To unsubscribe from this list: send the line "unsubscribe linux-scsi" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
