[PATCH 5/8] nvme: sync the namespace scanning during ctrl start

[Max Gurtovoy]

On 24/01/2024 14:58, Sagi Grimberg wrote:
> 
>> @@ -4537,9 +4536,10 @@ void nvme_start_ctrl(struct nvme_ctrl *ctrl)
>>           nvme_change_uevent(ctrl, "NVME_EVENT=rediscover");
>>       if (ctrl->queue_count > 1) {
>> -        nvme_queue_scan(ctrl);
>> +        nvme_queue_scan_sync(ctrl);
>>           nvme_unquiesce_io_queues(ctrl);
>>           nvme_mpath_update(ctrl);
>> +        nvme_kick_requeue_lists(ctrl);
>>       }
> 
> I really don't think its a good idea to block ctrl start
> like that.

like how ? scan_sync ?