On 29/10/18 15:23, Jens Axboe wrote: > On 10/29/18 5:00 AM, Johannes Thumshirn wrote: >> Hi Jens, >> >> On 25/10/18 23:10, Jens Axboe wrote: >> [...] >>> @@ -1487,8 +1485,6 @@ int blkcg_activate_policy(struct request_queue *q, >>> out_bypass_end: >>> if (q->mq_ops) >>> blk_mq_unfreeze_queue(q); >>> - else >>> - blk_queue_bypass_end(q); >> >>> >>> >> >> Now that we only have mq, do we still need all these checks for q->mq_ops? > > We need it for the cases where we can be passing in a stacked driver > or an mq driver, or for cases where we explicitly register mq attributes, > and that sort of thing. > Ah ok. Guess we'll have to live with it then. Johannes -- Johannes Thumshirn SUSE Labs jthumshirn@xxxxxxx +49 911 74053 689 SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg GF: Felix Imendörffer, Jane Smithard, Graham Norton HRB 21284 (AG Nürnberg) Key fingerprint = EC38 9CAB C2C4 F25D 8600 D0D0 0393 969D 2D76 0850