From 5d6789ce33a97718564d0b8d2ea34e03d650e624 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Thu, 15 Feb 2024 08:02:44 +0100 Subject: ubd: pass queue_limits to blk_mq_alloc_disk Pass the few limits ubd imposes directly to blk_mq_alloc_disk instead of setting them one at a time. Signed-off-by: Christoph Hellwig Link: https://lore.kernel.org/r/20240215070300.2200308-2-hch@lst.de Signed-off-by: Jens Axboe --- arch/um/drivers/ubd_kern.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'arch/um/drivers/ubd_kern.c') diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c index 25f1b18ce7d4..48e11f073551 100644 --- a/arch/um/drivers/ubd_kern.c +++ b/arch/um/drivers/ubd_kern.c @@ -881,6 +881,10 @@ static const struct blk_mq_ops ubd_mq_ops = { static int ubd_add(int n, char **error_out) { struct ubd *ubd_dev = &ubd_devs[n]; + struct queue_limits lim = { + .max_segments = MAX_SG, + .seg_boundary_mask = PAGE_SIZE - 1, + }; struct gendisk *disk; int err = 0; @@ -906,7 +910,7 @@ static int ubd_add(int n, char **error_out) if (err) goto out; - disk = blk_mq_alloc_disk(&ubd_dev->tag_set, NULL, ubd_dev); + disk = blk_mq_alloc_disk(&ubd_dev->tag_set, &lim, ubd_dev); if (IS_ERR(disk)) { err = PTR_ERR(disk); goto out_cleanup_tags; @@ -914,8 +918,6 @@ static int ubd_add(int n, char **error_out) ubd_dev->queue = disk->queue; blk_queue_write_cache(ubd_dev->queue, true, false); - blk_queue_max_segments(ubd_dev->queue, MAX_SG); - blk_queue_segment_boundary(ubd_dev->queue, PAGE_SIZE - 1); err = ubd_disk_register(UBD_MAJOR, ubd_dev->size, n, disk); if (err) goto out_cleanup_disk; -- cgit