Re: [PATCH v2 1/1] blk-mq: Inline request status checkers

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On 9/30/19 2:12 PM, Pavel Begunkov wrote:
> On 30/09/2019 22:53, Bart Van Assche wrote:
>> On 9/30/19 12:43 PM, Pavel Begunkov (Silence) wrote:
>>> @@ -282,7 +282,7 @@ static bool bt_tags_iter(struct sbitmap *bitmap, unsigned int bitnr, void *data)
>>>   	 * test and set the bit before assining ->rqs[].
>>>   	 */
>>>   	rq = tags->rqs[bitnr];
>>> -	if (rq && blk_mq_request_started(rq))
>>> +	if (rq && blk_mq_rq_state(rq) != MQ_RQ_IDLE)
>>>   		return iter_data->fn(rq, iter_data->data, reserved);
>>>   
>>>   	return true>
>>> @@ -360,7 +360,7 @@ static bool blk_mq_tagset_count_completed_rqs(struct request *rq,
>>>   {
>>>   	unsigned *count = data;
>>>   
>>> -	if (blk_mq_request_completed(rq))
>>> +	if (blk_mq_rq_state(rq) == MQ_RQ_COMPLETE)
>>>   		(*count)++;
>>>   	return true;
>>>   }
>>
>> Changes like the above significantly reduce readability of the code in
>> the block layer core. I don't like this. I think this patch is a step
>> backwards instead of a step forwards.
> 
> Yep, looks too bulky.
> 
> Jens, could you consider the first version?

Yes, first one is fine, I have applied it. Thanks.

-- 
Jens Axboe




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