On 6/28/22 16:54, John Garry wrote: > On 28/06/2022 00:24, Damien Le Moal wrote: >> On 6/28/22 00:25, John Garry wrote: >>> ATA devices (struct ata_device) have a max_sectors field which is >>> configured internally in libata. This is then used to (re)configure the >>> associated sdev request queue max_sectors value from how it is earlier set >>> in __scsi_init_queue(). In __scsi_init_queue() the max_sectors value is set >>> according to shost limits, which includes host DMA mapping limits. >>> >>> Cap the ata_device max_sectors according to shost->max_sectors to respect >>> this shost limit. >>> >>> Signed-off-by: John Garry<john.garry@xxxxxxxxxx> >>> Acked-by: Damien Le Moal<damien.lemoal@xxxxxxxxxxxxxxxxxx> >> Nit: please change the patch title to "ata: libata-scsi: Cap ..." >> > > ok, but it's going to be an even longer title :) > > BTW, this patch has no real dependency on the rest of the series, so > could be taken separately if you prefer. Sure, you can send it separately. Adding it through the scsi tree is fine too. > > Thanks, > John -- Damien Le Moal Western Digital Research