> Il giorno 21 dic 2016, alle ore 03:22, Jens Axboe <axboe@xxxxxx> ha scritto:
>
> On Tue, Dec 20 2016, Paolo Valente wrote:
>>> + else
>>> + rq = __blk_mq_alloc_request(data, op);
>>> +
>>> + if (rq) {
>>> + rq->elv.icq = NULL;
>>> + if (e && e->type->icq_cache)
>>> + blk_mq_sched_assign_ioc(q, rq, bio);
>>
>> bfq needs rq->elv.icq to be consistent in bfq_get_request, but the
>> needed initialization seems to occur only after mq.get_request is
>> invoked.
>
> Can you do it from get/put_rq_priv?
Definitely, I just overlooked them, sorry :(
Thanks,
Paolo
> The icq is assigned there. If not,
> we can redo this part, not a big deal.
>
> --
> Jens Axboe
>
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