[PATCH 09/17] sunvdc: pass queue_limits to blk_mq_alloc_disk

Christoph Hellwig
2024-02-15T07:03:41Z

Pass the few limits sunvdc imposes directly to blk_mq_alloc_disk instead
of setting them one at a time.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
drivers/block/sunvdc.c | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/drivers/block/sunvdc.c b/drivers/block/sunvdc.c
index a1f74dd1eae5d5..c99dd6698977ea 100644
--- a/drivers/block/sunvdc.c
+++ b/drivers/block/sunvdc.c
@@ -784,6 +784,14 @@ static const struct blk_mq_ops vdc_mq_ops = {

static int probe_disk(struct vdc_port *port)
{
+ struct queue_limits lim = {
+ .physical_block_size = port->vdisk_phys_blksz,
+ .max_hw_sectors = port->max_xfer_size,
+ /* Each segment in a request is up to an aligned page in size. */
+ .seg_boundary_mask = PAGE_SIZE - 1,
+ .max_segment_size = PAGE_SIZE,
+ .max_segments = port->ring_cookies,
+ };
struct request_queue *q;
struct gendisk *g;
int err;
@@ -824,7 +832,7 @@ static int probe_disk(struct vdc_port *port)
if (err)
return err;

- g = blk_mq_alloc_disk(&port->tag_set, NULL, port);
+ g = blk_mq_alloc_disk(&port->tag_set, &lim, port);
if (IS_ERR(g)) {
printk(KERN_ERR PFX "%s: Could not allocate gendisk.\n",
port->vio.name);
@@ -835,12 +843,6 @@ static int probe_disk(struct vdc_port *port)
port->disk = g;
q = g->queue;

- /* Each segment in a request is up to an aligned page in size. */
- blk_queue_segment_boundary(q, PAGE_SIZE - 1);
- blk_queue_max_segment_size(q, PAGE_SIZE);
-
- blk_queue_max_segments(q, port->ring_cookies);
- blk_queue_max_hw_sectors(q, port->max_xfer_size);
g->major = vdc_major;
g->first_minor = port->vio.vdev->dev_no << PARTITION_SHIFT;
g->minors = 1 << PARTITION_SHIFT;
@@ -872,8 +874,6 @@ static int probe_disk(struct vdc_port *port)
}
}

- blk_queue_physical_block_size(q, port->vdisk_phys_blksz);
-
pr_info(PFX "%s: %u sectors (%u MB) protocol %d.%d\n",
g->disk_name,
port->vdisk_size, (port->vdisk_size >> (20 - 9)),
--
2.39.2