Re: [PATCH 2/2] blk-iocost: only flush wait and indebt stat deltas when needed

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On 2022/6/2 00:23, Tejun Heo wrote:
> On Wed, Jun 01, 2022 at 08:20:07PM +0800, Chengming Zhou wrote:
>> We only need to flush wait and indebt stat deltas when the iocg
>> is in these status.
> 
> Hey, so, I'm not seeing any actual benefits of the suggested patches and
> none of them has actual justifications. For the time being, I'm gonna be
> ignoring these patches.

Hi, the current code will flush wait and indebt stat deltas even for idle
iocgs, which seems strange. This patch only do that for iocgs that are in
wait or indebt status, so it's a performance and code improvements, although
it's minor.

Thanks.

> 
> Thanks.
> 



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