linux-kernel - Re: [PATCH] blk-iocost: fix queue stats accounting

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Message-ID: <ZNE5gcu1oWVAxps6@slm.duckdns.org>
Date:   Mon, 7 Aug 2023 08:35:45 -1000
From:   Tejun Heo <tj@...nel.org>
To:     chengming.zhou@...ux.dev
Cc:     axboe@...nel.dk, josef@...icpanda.com, linux-block@...r.kernel.org,
        linux-kernel@...r.kernel.org, zhouchengming@...edance.com
Subject: Re: [PATCH] blk-iocost: fix queue stats accounting

On Fri, Aug 04, 2023 at 03:06:09PM +0800, chengming.zhou@...ux.dev wrote:
> From: Chengming Zhou <zhouchengming@...edance.com>
> 
> The q->stats->accounting is not only used by iocost, but iocost only
> increase this counter, never decrease it. So queue stats accounting
> will always enabled after using iocost once.
> 
> Signed-off-by: Chengming Zhou <zhouchengming@...edance.com>

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

Thanks.

-- 
tejun