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block: convert the rest of block to bdev_get_queue

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Convert bdev->bd_disk->queue to bdev_get_queue(), it's uses a cached
queue pointer and so is faster.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/addf6ea988c04213697ba3684c853e4ed7642a39.1634219547.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2021-10-14 15:03:30 +01:00 committed by Jens Axboe
parent eab4e02733
commit ed6cddefdf
8 changed files with 22 additions and 22 deletions
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2
block/bio-integrity.c
View File

@ -134,7 +134,7 @@ int bio_integrity_add_page(struct bio *bio, struct page *page,
iv = bip->bip_vec + bip->bip_vcnt;
if (bip->bip_vcnt &&
bvec_gap_to_prev(bio->bi_bdev->bd_disk->queue,
bvec_gap_to_prev(bdev_get_queue(bio->bi_bdev),
&bip->bip_vec[bip->bip_vcnt - 1], offset))
return 0;

16
block/blk-cgroup.c
View File

@ -621,7 +621,7 @@ struct block_device *blkcg_conf_open_bdev(char **inputp)
*/
int blkg_conf_prep(struct blkcg *blkcg, const struct blkcg_policy *pol,
char *input, struct blkg_conf_ctx *ctx)
__acquires(rcu) __acquires(&bdev->bd_disk->queue->queue_lock)
__acquires(rcu) __acquires(&bdev->bd_queue->queue_lock)
{
struct block_device *bdev;
struct request_queue *q;
@ -632,7 +632,7 @@ int blkg_conf_prep(struct blkcg *blkcg, const struct blkcg_policy *pol,
if (IS_ERR(bdev))
return PTR_ERR(bdev);
q = bdev->bd_disk->queue;
q = bdev_get_queue(bdev);
rcu_read_lock();
spin_lock_irq(&q->queue_lock);
@ -737,9 +737,9 @@ EXPORT_SYMBOL_GPL(blkg_conf_prep);
* with blkg_conf_prep().
*/
void blkg_conf_finish(struct blkg_conf_ctx *ctx)
__releases(&ctx->bdev->bd_disk->queue->queue_lock) __releases(rcu)
__releases(&ctx->bdev->bd_queue->queue_lock) __releases(rcu)
{
spin_unlock_irq(&ctx->bdev->bd_disk->queue->queue_lock);
spin_unlock_irq(&bdev_get_queue(ctx->bdev)->queue_lock);
rcu_read_unlock();
blkdev_put_no_open(ctx->bdev);
}
@ -842,7 +842,7 @@ static void blkcg_fill_root_iostats(void)
while ((dev = class_dev_iter_next(&iter))) {
struct block_device *bdev = dev_to_bdev(dev);
struct blkcg_gq *blkg =
blk_queue_root_blkg(bdev->bd_disk->queue);
blk_queue_root_blkg(bdev_get_queue(bdev));
struct blkg_iostat tmp;
int cpu;
@ -1801,7 +1801,7 @@ static inline struct blkcg_gq *blkg_tryget_closest(struct bio *bio,
rcu_read_lock();
blkg = blkg_lookup_create(css_to_blkcg(css),
bio->bi_bdev->bd_disk->queue);
bdev_get_queue(bio->bi_bdev));
while (blkg) {
if (blkg_tryget(blkg)) {
ret_blkg = blkg;
@ -1837,8 +1837,8 @@ void bio_associate_blkg_from_css(struct bio *bio,
if (css && css->parent) {
bio->bi_blkg = blkg_tryget_closest(bio, css);
} else {
blkg_get(bio->bi_bdev->bd_disk->queue->root_blkg);
bio->bi_blkg = bio->bi_bdev->bd_disk->queue->root_blkg;
blkg_get(bdev_get_queue(bio->bi_bdev)->root_blkg);
bio->bi_blkg = bdev_get_queue(bio->bi_bdev)->root_blkg;
}
}
EXPORT_SYMBOL_GPL(bio_associate_blkg_from_css);

2
block/blk-crypto.c
View File

@ -280,7 +280,7 @@ bool __blk_crypto_bio_prep(struct bio **bio_ptr)
* Success if device supports the encryption context, or if we succeeded
* in falling back to the crypto API.
*/
if (blk_ksm_crypto_cfg_supported(bio->bi_bdev->bd_disk->queue->ksm,
if (blk_ksm_crypto_cfg_supported(bdev_get_queue(bio->bi_bdev)->ksm,
&bc_key->crypto_cfg))
return true;

12
block/blk-iocost.c
View File

@ -3165,12 +3165,12 @@ static ssize_t ioc_qos_write(struct kernfs_open_file *of, char *input,
if (IS_ERR(bdev))
return PTR_ERR(bdev);
ioc = q_to_ioc(bdev->bd_disk->queue);
ioc = q_to_ioc(bdev_get_queue(bdev));
if (!ioc) {
ret = blk_iocost_init(bdev->bd_disk->queue);
ret = blk_iocost_init(bdev_get_queue(bdev));
if (ret)
goto err;
ioc = q_to_ioc(bdev->bd_disk->queue);
ioc = q_to_ioc(bdev_get_queue(bdev));
}
spin_lock_irq(&ioc->lock);
@ -3332,12 +3332,12 @@ static ssize_t ioc_cost_model_write(struct kernfs_open_file *of, char *input,
if (IS_ERR(bdev))
return PTR_ERR(bdev);
ioc = q_to_ioc(bdev->bd_disk->queue);
ioc = q_to_ioc(bdev_get_queue(bdev));
if (!ioc) {
ret = blk_iocost_init(bdev->bd_disk->queue);
ret = blk_iocost_init(bdev_get_queue(bdev));
if (ret)
goto err;
ioc = q_to_ioc(bdev->bd_disk->queue);
ioc = q_to_ioc(bdev_get_queue(bdev));
}
spin_lock_irq(&ioc->lock);

2
block/blk-mq.c
View File

@ -2253,7 +2253,7 @@ static inline unsigned short blk_plug_max_rq_count(struct blk_plug *plug)
*/
void blk_mq_submit_bio(struct bio *bio)
{
struct request_queue *q = bio->bi_bdev->bd_disk->queue;
struct request_queue *q = bdev_get_queue(bio->bi_bdev);
const int is_sync = op_is_sync(bio->bi_opf);
const int is_flush_fua = op_is_flush(bio->bi_opf);
struct request *rq;

2
block/blk-throttle.c
View File

@ -2063,7 +2063,7 @@ void blk_throtl_charge_bio_split(struct bio *bio)
bool __blk_throtl_bio(struct bio *bio)
{
struct request_queue *q = bio->bi_bdev->bd_disk->queue;
struct request_queue *q = bdev_get_queue(bio->bi_bdev);
struct blkcg_gq *blkg = bio->bi_blkg;
struct throtl_qnode *qn = NULL;
struct throtl_grp *tg = blkg_to_tg(blkg);

4
block/genhd.c
View File

@ -883,7 +883,7 @@ ssize_t part_stat_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct block_device *bdev = dev_to_bdev(dev);
struct request_queue *q = bdev->bd_disk->queue;
struct request_queue *q = bdev_get_queue(bdev);
struct disk_stats stat;
unsigned int inflight;
@ -927,7 +927,7 @@ ssize_t part_inflight_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct block_device *bdev = dev_to_bdev(dev);
struct request_queue *q = bdev->bd_disk->queue;
struct request_queue *q = bdev_get_queue(bdev);
unsigned int inflight[2];
if (queue_is_mq(q))

4
block/partitions/core.c
View File

@ -204,7 +204,7 @@ static ssize_t part_alignment_offset_show(struct device *dev,
struct block_device *bdev = dev_to_bdev(dev);
return sprintf(buf, "%u\n",
queue_limit_alignment_offset(&bdev->bd_disk->queue->limits,
queue_limit_alignment_offset(&bdev_get_queue(bdev)->limits,
bdev->bd_start_sect));
}
@ -214,7 +214,7 @@ static ssize_t part_discard_alignment_show(struct device *dev,
struct block_device *bdev = dev_to_bdev(dev);
return sprintf(buf, "%u\n",
queue_limit_discard_alignment(&bdev->bd_disk->queue->limits,
queue_limit_discard_alignment(&bdev_get_queue(bdev)->limits,
bdev->bd_start_sect));
}