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From: Bart Van Assche <bvanassche@acm.org>
To: Yu Kuai <yukuai1@huaweicloud.com>, Jens Axboe <axboe@kernel.dk>
Cc: linux-block@vger.kernel.org, Christoph Hellwig <hch@lst.de>,
	Damien Le Moal <dlemoal@kernel.org>, Yu Kuai <yukuai@kernel.org>,
	chengkaitao <chengkaitao@kylinos.cn>,
	"yukuai (C)" <yukuai3@huawei.com>
Subject: Re: [PATCH 2/2] block/mq-deadline: Switch back to a single dispatch list
Date: Tue, 14 Oct 2025 08:55:12 -0700	[thread overview]
Message-ID: <18b78a23-4f56-4767-a3a4-4356474339ab@acm.org> (raw)
In-Reply-To: <aa88f2ce-7320-b71e-c1b7-e9e6a9b3dcfc@huaweicloud.com>

On 10/13/25 11:10 PM, Yu Kuai wrote:
> Do you still want this request to be accounted into per_prio stat? I
> feel we should not, otherwise perhaps can you explain more?

This is something I don't have a strong opinion about. I think it is
possible to exclude AT HEAD requests from the per_prio statistics but 
I'm not sure it's worth the additional code complexity.

Thanks,

Bart.

  reply	other threads:[~2025-10-14 15:55 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-10-13 19:28 [PATCH 0/2] block/mq-deadline: Fix BLK_MQ_INSERT_AT_HEAD support Bart Van Assche
2025-10-13 19:28 ` [PATCH 1/2] block/mq-deadline: Introduce dd_start_request() Bart Van Assche
2025-10-14  4:16   ` Damien Le Moal
2025-10-14 15:47     ` Bart Van Assche
2025-10-13 19:28 ` [PATCH 2/2] block/mq-deadline: Switch back to a single dispatch list Bart Van Assche
2025-10-14  4:19   ` Damien Le Moal
2025-10-14  6:10   ` Yu Kuai
2025-10-14 15:55     ` Bart Van Assche [this message]
2025-10-14 13:12 ` [PATCH 0/2] block/mq-deadline: Fix BLK_MQ_INSERT_AT_HEAD support Jens Axboe

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