Commit c8e9e9b7 authored by Keith Busch's avatar Keith Busch Committed by Christoph Hellwig

nvme-pci: unquiesce admin queue on shutdown

Just like IO queues, the admin queue also will not be restarted after a
controller shutdown. Unquiesce this queue so that we do not block
request dispatch on a permanently disabled controller.
Reported-by: default avatarYufen Yu <yuyufen@huawei.com>
Signed-off-by: default avatarKeith Busch <keith.busch@intel.com>
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
parent 9dc1a38e
...@@ -2437,8 +2437,11 @@ static void nvme_dev_disable(struct nvme_dev *dev, bool shutdown) ...@@ -2437,8 +2437,11 @@ static void nvme_dev_disable(struct nvme_dev *dev, bool shutdown)
* must flush all entered requests to their failed completion to avoid * must flush all entered requests to their failed completion to avoid
* deadlocking blk-mq hot-cpu notifier. * deadlocking blk-mq hot-cpu notifier.
*/ */
if (shutdown) if (shutdown) {
nvme_start_queues(&dev->ctrl); nvme_start_queues(&dev->ctrl);
if (dev->ctrl.admin_q && !blk_queue_dying(dev->ctrl.admin_q))
blk_mq_unquiesce_queue(dev->ctrl.admin_q);
}
mutex_unlock(&dev->shutdown_lock); mutex_unlock(&dev->shutdown_lock);
} }
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment