diff --git a/drivers/s390/block/dasd_diag.c b/drivers/s390/block/dasd_diag.c index e9edf3b6ed7c..94ee59864971 100644 --- a/drivers/s390/block/dasd_diag.c +++ b/drivers/s390/block/dasd_diag.c @@ -639,6 +639,7 @@ static void dasd_diag_setup_blk_queue(struct dasd_block *block) /* With page sized segments each segment can be translated into one idaw/tidaw */ blk_queue_max_segment_size(q, PAGE_SIZE); blk_queue_segment_boundary(q, PAGE_SIZE - 1); + blk_queue_dma_alignment(q, PAGE_SIZE - 1); } static int dasd_diag_pe_handler(struct dasd_device *device, diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c index 836838f7d686..3cc93e2e4e15 100644 --- a/drivers/s390/block/dasd_eckd.c +++ b/drivers/s390/block/dasd_eckd.c @@ -6626,6 +6626,7 @@ static void dasd_eckd_setup_blk_queue(struct dasd_block *block) /* With page sized segments each segment can be translated into one idaw/tidaw */ blk_queue_max_segment_size(q, PAGE_SIZE); blk_queue_segment_boundary(q, PAGE_SIZE - 1); + blk_queue_dma_alignment(q, PAGE_SIZE - 1); } static struct ccw_driver dasd_eckd_driver = {