[PATCH 13/17] mtd_blkdevs: pass queue_limits to blk_mq_alloc_disk

Christoph Hellwig
2024-02-15T07:03:53Z

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

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
drivers/mtd/mtd_blkdevs.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c
index b8878a2457afa7..3caa0717d46c01 100644
--- a/drivers/mtd/mtd_blkdevs.c
+++ b/drivers/mtd/mtd_blkdevs.c
@@ -277,6 +277,7 @@ int add_mtd_blktrans_dev(struct mtd_blktrans_dev *new)
{
struct mtd_blktrans_ops *tr = new->tr;
struct mtd_blktrans_dev *d;
+ struct queue_limits lim = { };
int last_devnum = -1;
struct gendisk *gd;
int ret;
@@ -331,9 +332,13 @@ int add_mtd_blktrans_dev(struct mtd_blktrans_dev *new)
BLK_MQ_F_SHOULD_MERGE | BLK_MQ_F_BLOCKING);
if (ret)
goto out_kfree_tag_set;
+
+ lim.logical_block_size = tr->blksize;
+ if (tr->discard)
+ lim.max_hw_discard_sectors = UINT_MAX;

/* Create gendisk */
- gd = blk_mq_alloc_disk(new->tag_set, NULL, new);
+ gd = blk_mq_alloc_disk(new->tag_set, &lim, new);
if (IS_ERR(gd)) {
ret = PTR_ERR(gd);
goto out_free_tag_set;
@@ -371,14 +376,9 @@ int add_mtd_blktrans_dev(struct mtd_blktrans_dev *new)
if (tr->flush)
blk_queue_write_cache(new->rq, true, false);

- blk_queue_logical_block_size(new->rq, tr->blksize);
-
blk_queue_flag_set(QUEUE_FLAG_NONROT, new->rq);
blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, new->rq);

- if (tr->discard)
- blk_queue_max_discard_sectors(new->rq, UINT_MAX);
-
gd->queue = new->rq;

if (new->readonly)
--
2.39.2