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authorLinus Torvalds <torvalds@linux-foundation.org>2021-06-30 12:12:56 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2021-06-30 12:12:56 -0700
commitdf668a5fe461bb9d7e899c538acc7197746038f4 (patch)
tree315a71104f5cea7feeb56c9f2c768453408b72f7 /drivers/memstick/core
parentdf04fbe8680bfe07f3d7487eccff9f768bb02533 (diff)
parent2705dfb2094777e405e065105e307074af8965c1 (diff)
Merge tag 'for-5.14/block-2021-06-29' of git://git.kernel.dk/linux-block
Pull core block updates from Jens Axboe: - disk events cleanup (Christoph) - gendisk and request queue allocation simplifications (Christoph) - bdev_disk_changed cleanups (Christoph) - IO priority improvements (Bart) - Chained bio completion trace fix (Edward) - blk-wbt fixes (Jan) - blk-wbt enable/disable fix (Zhang) - Scheduler dispatch improvements (Jan, Ming) - Shared tagset scheduler improvements (John) - BFQ updates (Paolo, Luca, Pietro) - BFQ lock inversion fix (Jan) - Documentation improvements (Kir) - CLONE_IO block cgroup fix (Tejun) - Remove of ancient and deprecated block dump feature (zhangyi) - Discard merge fix (Ming) - Misc fixes or followup fixes (Colin, Damien, Dan, Long, Max, Thomas, Yang) * tag 'for-5.14/block-2021-06-29' of git://git.kernel.dk/linux-block: (129 commits) block: fix discard request merge block/mq-deadline: Remove a WARN_ON_ONCE() call blk-mq: update hctx->dispatch_busy in case of real scheduler blk: Fix lock inversion between ioc lock and bfqd lock bfq: Remove merged request already in bfq_requests_merged() block: pass a gendisk to bdev_disk_changed block: move bdev_disk_changed block: add the events* attributes to disk_attrs block: move the disk events code to a separate file block: fix trace completion for chained bio block/partitions/msdos: Fix typo inidicator -> indicator block, bfq: reset waker pointer with shared queues block, bfq: check waker only for queues with no in-flight I/O block, bfq: avoid delayed merge of async queues block, bfq: boost throughput by extending queue-merging times block, bfq: consider also creation time in delayed stable merge block, bfq: fix delayed stable merge check block, bfq: let also stably merged queues enjoy weight raising blk-wbt: make sure throttle is enabled properly blk-wbt: introduce a new disable state to prevent false positive by rwb_enabled() ...
Diffstat (limited to 'drivers/memstick/core')
-rw-r--r--drivers/memstick/core/ms_block.c26
-rw-r--r--drivers/memstick/core/mspro_block.c26
2 files changed, 21 insertions, 31 deletions
diff --git a/drivers/memstick/core/ms_block.c b/drivers/memstick/core/ms_block.c
index d971acd98236..4a4573fa7b0f 100644
--- a/drivers/memstick/core/ms_block.c
+++ b/drivers/memstick/core/ms_block.c
@@ -2120,21 +2120,17 @@ static int msb_init_disk(struct memstick_dev *card)
if (msb->disk_id < 0)
return msb->disk_id;
- msb->disk = alloc_disk(0);
- if (!msb->disk) {
- rc = -ENOMEM;
+ rc = blk_mq_alloc_sq_tag_set(&msb->tag_set, &msb_mq_ops, 2,
+ BLK_MQ_F_SHOULD_MERGE);
+ if (rc)
goto out_release_id;
- }
- msb->queue = blk_mq_init_sq_queue(&msb->tag_set, &msb_mq_ops, 2,
- BLK_MQ_F_SHOULD_MERGE);
- if (IS_ERR(msb->queue)) {
- rc = PTR_ERR(msb->queue);
- msb->queue = NULL;
- goto out_put_disk;
+ msb->disk = blk_mq_alloc_disk(&msb->tag_set, card);
+ if (IS_ERR(msb->disk)) {
+ rc = PTR_ERR(msb->disk);
+ goto out_free_tag_set;
}
-
- msb->queue->queuedata = card;
+ msb->queue = msb->disk->queue;
blk_queue_max_hw_sectors(msb->queue, MS_BLOCK_MAX_PAGES);
blk_queue_max_segments(msb->queue, MS_BLOCK_MAX_SEGS);
@@ -2145,8 +2141,6 @@ static int msb_init_disk(struct memstick_dev *card)
sprintf(msb->disk->disk_name, "msblk%d", msb->disk_id);
msb->disk->fops = &msb_bdops;
msb->disk->private_data = msb;
- msb->disk->queue = msb->queue;
- msb->disk->flags |= GENHD_FL_EXT_DEVT;
capacity = msb->pages_in_block * msb->logical_block_count;
capacity *= (msb->page_size / 512);
@@ -2166,8 +2160,8 @@ static int msb_init_disk(struct memstick_dev *card)
dbg("Disk added");
return 0;
-out_put_disk:
- put_disk(msb->disk);
+out_free_tag_set:
+ blk_mq_free_tag_set(&msb->tag_set);
out_release_id:
mutex_lock(&msb_disk_lock);
idr_remove(&msb_disk_idr, msb->disk_id);
diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c
index cf7fe0d58ee7..22778d0e24f5 100644
--- a/drivers/memstick/core/mspro_block.c
+++ b/drivers/memstick/core/mspro_block.c
@@ -1205,21 +1205,17 @@ static int mspro_block_init_disk(struct memstick_dev *card)
if (disk_id < 0)
return disk_id;
- msb->disk = alloc_disk(1 << MSPRO_BLOCK_PART_SHIFT);
- if (!msb->disk) {
- rc = -ENOMEM;
+ rc = blk_mq_alloc_sq_tag_set(&msb->tag_set, &mspro_mq_ops, 2,
+ BLK_MQ_F_SHOULD_MERGE);
+ if (rc)
goto out_release_id;
- }
- msb->queue = blk_mq_init_sq_queue(&msb->tag_set, &mspro_mq_ops, 2,
- BLK_MQ_F_SHOULD_MERGE);
- if (IS_ERR(msb->queue)) {
- rc = PTR_ERR(msb->queue);
- msb->queue = NULL;
- goto out_put_disk;
+ msb->disk = blk_mq_alloc_disk(&msb->tag_set, card);
+ if (IS_ERR(msb->disk)) {
+ rc = PTR_ERR(msb->disk);
+ goto out_free_tag_set;
}
-
- msb->queue->queuedata = card;
+ msb->queue = msb->disk->queue;
blk_queue_max_hw_sectors(msb->queue, MSPRO_BLOCK_MAX_PAGES);
blk_queue_max_segments(msb->queue, MSPRO_BLOCK_MAX_SEGS);
@@ -1228,10 +1224,10 @@ static int mspro_block_init_disk(struct memstick_dev *card)
msb->disk->major = major;
msb->disk->first_minor = disk_id << MSPRO_BLOCK_PART_SHIFT;
+ msb->disk->minors = 1 << MSPRO_BLOCK_PART_SHIFT;
msb->disk->fops = &ms_block_bdops;
msb->usage_count = 1;
msb->disk->private_data = msb;
- msb->disk->queue = msb->queue;
sprintf(msb->disk->disk_name, "mspblk%d", disk_id);
@@ -1247,8 +1243,8 @@ static int mspro_block_init_disk(struct memstick_dev *card)
msb->active = 1;
return 0;
-out_put_disk:
- put_disk(msb->disk);
+out_free_tag_set:
+ blk_mq_free_tag_set(&msb->tag_set);
out_release_id:
mutex_lock(&mspro_block_disk_lock);
idr_remove(&mspro_block_disk_idr, disk_id);