diff options
Diffstat (limited to 'include/linux/blkdev.h')
| -rw-r--r-- | include/linux/blkdev.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index bd3e3f09bfa0..1aafeb923e7b 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -535,6 +535,13 @@ struct request_queue { struct mutex sysfs_lock; + /* + * for reusing dead hctx instance in case of updating + * nr_hw_queues + */ + struct list_head unused_hctx_list; + spinlock_t unused_hctx_lock; + atomic_t mq_freeze_depth; #if defined(CONFIG_BLK_DEV_BSG) |