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From: Tejun Heo <tj@kernel.org>
To: Zhe Liu <liuzhe1@kylinos.cn>
Cc: josef@toxicpanda.com, axboe@kernel.dk, cgroups@vger.kernel.org,
	linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
	stable@vger.kernel.org
Subject: Re: [PATCH] blk-iocost: account flush sequence latency only once
Date: Thu, 29 Oct 2026 07:13:59 -1000	[thread overview]
Message-ID: <1aa24cac216bd57faf861684ed93edc8@kernel.org> (raw)
In-Reply-To: <20261029092424.764545-1-liuzhe1@kylinos.cn>

On Thu, Oct 29, 2026 at 05:24:24PM +0800, Zhe Liu wrote:
> +	if (rq->rq_flags & RQF_FLUSH_SEQ)
> +		return;

Can you please wrap the test in unlikely()?

Acked-by: Tejun Heo <tj@kernel.org>

Thanks.

--
tejun

  reply	other threads:[~2026-10-29 17:14 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-10-29  9:24 [PATCH] blk-iocost: account flush sequence latency only once Zhe Liu
2026-10-29 17:13 ` Tejun Heo [this message]
2026-10-30  1:49 ` Tao Cui

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