On Sat, Oct 28 2017 at 3:39am -0400, Damien Le Moal <damien.lemoal@xxxxxxx> wrote: > The scsi layer allows ZBC drives to have a smaller last runt zone. For > such device, specifying the entire capacity for a dm-zoned target table > entry fails as the specified capacity is not aligned on the device zone > size indicated in the request queue structure of the device. > > Fix this problem by ignoring the last runt zone in the entry length > when seting up the dm-zoned target (ctr method) and when iterating table > entries of the target (iterate_devices method). This allows dm-zoned > users to still easily setup a target using the entire device capacity > (as mandated by dm-zoned) or the aligned capacity excluding thelast runt > zone. > > While at it, replace direct references to the device queue chunk_sectors > limit with calls to the accessor blk_queue_zone_sectors(). > > Reported-by: Peter Desnoyers <pjd@xxxxxxxxxxx> > Signed-off-by: Damien Le Moal <damien.lemoal@xxxxxxx> Applied for 3.15 (also cc'd stable@) -- dm-devel mailing list dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel
