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block-6.4-2023-05-26

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Merge tag 'block-6.4-2023-05-26' of git://git.kernel.dk/linux

Pull block fixes from Jens Axboe:
 "A few fixes for the storage side of things:

   - Fix bio caching condition for passthrough IO (Anuj)

   - end-of-device check fix for zero sized devices (Christoph)

   - Update Paolo's email address

   - NVMe pull request via Keith with a single quirk addition

   - Fix regression in how wbt enablement is done (Yu)

   - Fix race in active queue accounting (Tian)"

* tag 'block-6.4-2023-05-26' of git://git.kernel.dk/linux:
  NVMe: Add MAXIO 1602 to bogus nid list.
  block: make bio_check_eod work for zero sized devices
  block: fix bio-cache for passthru IO
  block, bfq: update Paolo's address in maintainer list
  blk-mq: fix race condition in active queue accounting
  blk-wbt: fix that wbt can't be disabled by default
This commit is contained in:
Linus Torvalds 2023-05-26 15:04:54 -07:00
commit a92c9ab69f
6 changed files with 20 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
MAINTAINERS
View File

@ -3536,7 +3536,7 @@ F: Documentation/filesystems/befs.rst
F: fs/befs/
BFQ I/O SCHEDULER
M: Paolo Valente <paolo.valente@linaro.org>
M: Paolo Valente <paolo.valente@unimore.it>
M: Jens Axboe <axboe@kernel.dk>
L: linux-block@vger.kernel.org
S: Maintained

2
block/blk-core.c
View File

@ -520,7 +520,7 @@ static inline int bio_check_eod(struct bio *bio)
sector_t maxsector = bdev_nr_sectors(bio->bi_bdev);
unsigned int nr_sectors = bio_sectors(bio);
if (nr_sectors && maxsector &&
if (nr_sectors &&
(nr_sectors > maxsector ||
bio->bi_iter.bi_sector > maxsector - nr_sectors)) {
pr_info_ratelimited("%s: attempt to access beyond end of device\n"

2
block/blk-map.c
View File

@ -248,7 +248,7 @@ static struct bio *blk_rq_map_bio_alloc(struct request *rq,
{
struct bio *bio;
if (rq->cmd_flags & REQ_ALLOC_CACHE) {
if (rq->cmd_flags & REQ_ALLOC_CACHE && (nr_vecs <= BIO_INLINE_VECS)) {
bio = bio_alloc_bioset(NULL, nr_vecs, rq->cmd_flags, gfp_mask,
&fs_bio_set);
if (!bio)

12
block/blk-mq-tag.c
View File

@ -39,16 +39,20 @@ void __blk_mq_tag_busy(struct blk_mq_hw_ctx *hctx)
{
unsigned int users;
/*
* calling test_bit() prior to test_and_set_bit() is intentional,
* it avoids dirtying the cacheline if the queue is already active.
*/
if (blk_mq_is_shared_tags(hctx->flags)) {
struct request_queue *q = hctx->queue;
if (test_bit(QUEUE_FLAG_HCTX_ACTIVE, &q->queue_flags))
if (test_bit(QUEUE_FLAG_HCTX_ACTIVE, &q->queue_flags) ||
test_and_set_bit(QUEUE_FLAG_HCTX_ACTIVE, &q->queue_flags))
return;
set_bit(QUEUE_FLAG_HCTX_ACTIVE, &q->queue_flags);
} else {
if (test_bit(BLK_MQ_S_TAG_ACTIVE, &hctx->state))
if (test_bit(BLK_MQ_S_TAG_ACTIVE, &hctx->state) ||
test_and_set_bit(BLK_MQ_S_TAG_ACTIVE, &hctx->state))
return;
set_bit(BLK_MQ_S_TAG_ACTIVE, &hctx->state);
}
users = atomic_inc_return(&hctx->tags->active_queues);

12
block/blk-wbt.c
View File

@ -730,14 +730,16 @@ void wbt_enable_default(struct gendisk *disk)
{
struct request_queue *q = disk->queue;
struct rq_qos *rqos;
bool disable_flag = q->elevator &&
test_bit(ELEVATOR_FLAG_DISABLE_WBT, &q->elevator->flags);
bool enable = IS_ENABLED(CONFIG_BLK_WBT_MQ);
if (q->elevator &&
test_bit(ELEVATOR_FLAG_DISABLE_WBT, &q->elevator->flags))
enable = false;
/* Throttling already enabled? */
rqos = wbt_rq_qos(q);
if (rqos) {
if (!disable_flag &&
RQWB(rqos)->enable_state == WBT_STATE_OFF_DEFAULT)
if (enable && RQWB(rqos)->enable_state == WBT_STATE_OFF_DEFAULT)
RQWB(rqos)->enable_state = WBT_STATE_ON_DEFAULT;
return;
}
@ -746,7 +748,7 @@ void wbt_enable_default(struct gendisk *disk)
if (!blk_queue_registered(q))
return;
if (queue_is_mq(q) && !disable_flag)
if (queue_is_mq(q) && enable)
wbt_init(disk);
}
EXPORT_SYMBOL_GPL(wbt_enable_default);

2
drivers/nvme/host/pci.c
View File

@ -3424,6 +3424,8 @@ static const struct pci_device_id nvme_id_table[] = {
.driver_data = NVME_QUIRK_BOGUS_NID, },
{ PCI_DEVICE(0x1e4B, 0x1202), /* MAXIO MAP1202 */
.driver_data = NVME_QUIRK_BOGUS_NID, },
{ PCI_DEVICE(0x1e4B, 0x1602), /* MAXIO MAP1602 */
.driver_data = NVME_QUIRK_BOGUS_NID, },
{ PCI_DEVICE(0x1cc1, 0x5350), /* ADATA XPG GAMMIX S50 */
.driver_data = NVME_QUIRK_BOGUS_NID, },
{ PCI_DEVICE(0x1dbe, 0x5236), /* ADATA XPG GAMMIX S70 */