diff options
| author | Christoph Hellwig <hch@lst.de> | 2015-05-07 09:38:13 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2015-05-19 17:12:59 +0200 |
| commit | 4ecd4fef3a074c8bb43c391a57742c422469ebbd (patch) | |
| tree | 76916ca92a584daf7dd398eff0997e7e82bfa4f9 /include | |
| parent | blk-mq: make plug work for mutiple disks and queues (diff) | |
| download | linux-4ecd4fef3a074c8bb43c391a57742c422469ebbd.tar.xz linux-4ecd4fef3a074c8bb43c391a57742c422469ebbd.zip | |
block: use an atomic_t for mq_freeze_depth
lockdep gets unhappy about the not disabling irqs when using the queue_lock
around it. Instead of trying to fix that up just switch to an atomic_t
and get rid of the lock.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/blkdev.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 2da818a48097..bc917956a6d0 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -444,7 +444,7 @@ struct request_queue { struct mutex sysfs_lock; int bypass_depth; - int mq_freeze_depth; + atomic_t mq_freeze_depth; #if defined(CONFIG_BLK_DEV_BSG) bsg_job_fn *bsg_job_fn; |