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Subject[PATCH 4/5] block: use bdev_get_queue() in blk-core.c
Date
Convert bdev->bd_disk->queue to bdev_get_queue(), it's uses a cached
queue pointer and so is fater.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
---
block/blk-core.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/block/blk-core.c b/block/blk-core.c
index 1ad2528680ea..f928990a1341 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -472,7 +472,7 @@ int blk_queue_enter(struct request_queue *q, blk_mq_req_flags_t flags)

static inline int bio_queue_enter(struct bio *bio)
{
- struct request_queue *q = bio->bi_bdev->bd_disk->queue;
+ struct request_queue *q = bdev_get_queue(bio->bi_bdev);
bool nowait = bio->bi_opf & REQ_NOWAIT;
int ret;

@@ -782,7 +782,7 @@ static inline blk_status_t blk_check_zone_append(struct request_queue *q,
static noinline_for_stack bool submit_bio_checks(struct bio *bio)
{
struct block_device *bdev = bio->bi_bdev;
- struct request_queue *q = bdev->bd_disk->queue;
+ struct request_queue *q = bdev_get_queue(bdev);
blk_status_t status = BLK_STS_IOERR;
struct blk_plug *plug;

@@ -940,7 +940,7 @@ static void __submit_bio_noacct(struct bio *bio)
current->bio_list = bio_list_on_stack;

do {
- struct request_queue *q = bio->bi_bdev->bd_disk->queue;
+ struct request_queue *q = bdev_get_queue(bio->bi_bdev);
struct bio_list lower, same;

if (unlikely(bio_queue_enter(bio) != 0))
@@ -961,7 +961,7 @@ static void __submit_bio_noacct(struct bio *bio)
bio_list_init(&lower);
bio_list_init(&same);
while ((bio = bio_list_pop(&bio_list_on_stack[0])) != NULL)
- if (q == bio->bi_bdev->bd_disk->queue)
+ if (q == bdev_get_queue(bio->bi_bdev))
bio_list_add(&same, bio);
else
bio_list_add(&lower, bio);
@@ -1056,7 +1056,7 @@ void submit_bio(struct bio *bio)

if (unlikely(bio_op(bio) == REQ_OP_WRITE_SAME))
count = queue_logical_block_size(
- bio->bi_bdev->bd_disk->queue) >> 9;
+ bdev_get_queue(bio->bi_bdev)) >> 9;
else
count = bio_sectors(bio);

--
2.33.0
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