linux-kernel - Re: [PATCH v2 08/10] blk-throttle: remove repeat check of elapsed time from last upgrade in throtl_hierarchy_can

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Message-ID: <Y4fMWvr0PQXhJNNz@slm.duckdns.org>
Date:   Wed, 30 Nov 2022 11:34:18 -1000
From:   Tejun Heo <tj@...nel.org>
To:     Kemeng Shi <shikemeng@...wei.com>
Cc:     josef@...icpanda.com, axboe@...nel.dk, cgroups@...r.kernel.org,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 08/10] blk-throttle: remove repeat check of elapsed
 time from last upgrade in throtl_hierarchy_can_downgrade

On Tue, Nov 29, 2022 at 11:01:45AM +0800, Kemeng Shi wrote:
> There is no need to check elapsed time from last upgrade for each node in
> hierarchy. Move this check before traversing as throtl_can_upgrade do
> to remove repeat check.
> 
> Signed-off-by: Kemeng Shi <shikemeng@...wei.com>
> Reported-by: kernel test robot <lkp@...el.com>

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

-- 
tejun