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Sender: Tejun Heo <htejun@gmail.com>
Date:   Fri, 23 Sep 2022 17:32:11 -1000
From:   Tejun Heo <tj@kernel.org>
To:     Yu Kuai <yukuai1@huaweicloud.com>
Cc:     axboe@kernel.dk, cgroups@vger.kernel.org,
        linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
        yukuai3@huawei.com, yi.zhang@huawei.com
Subject: Re: [PATCH 2/2] blk-throttle: improve bypassing bios checkings
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On Wed, Sep 21, 2022 at 05:53:09PM +0800, Yu Kuai wrote:
> From: Yu Kuai <yukuai3@huawei.com>
> 
> "tg->has_rules" is extended to "tg->has_rules_iops/bps", thus bios that
> don't need to be throttled can be checked accurately.
> 
> With this patch, bio will be throttled if:
> 
> 1) Bio is read/write, and corresponding read/write iops limit exist.
> 2) If corresponding doesn't exist, corresponding bps limit exist and
> bio is not throttled before.
> 
> Signed-off-by: Yu Kuai <yukuai3@huawei.com>

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

Thanks.

-- 
tejun