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block: remove the queue_lock indirection

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With the legacy request path gone there is no good reason to keep
queue_lock as a pointer, we can always use the embedded lock now.

Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>

Fixed floppy and blk-cgroup missing conversions and half done edits.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2018-11-15 12:17:28 -07:00 • committed by Jens Axboe
parent 6d46964230
commit 0d945c1f96
16 changed files with 92 additions and 106 deletions
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8
include/linux/blkdev.h
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@ -446,13 +446,7 @@ struct request_queue {
*/
gfp_t bounce_gfp;
/*
* protects queue structures from reentrancy. ->__queue_lock should
* _never_ be used directly, it is queue private. always use
* ->queue_lock.
*/
spinlock_t __queue_lock;
spinlock_t *queue_lock;
spinlock_t queue_lock;
/*
* queue kobject