linux-kernel - Re: [PATCH 3/5] mm, memcg: save some atomic ops when flush is already true

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Message-ID: <YQNs71JoXrxTnAA8@carbon.lan>
Date:   Thu, 29 Jul 2021 20:07:27 -0700
From:   Roman Gushchin <guro@...com>
To:     Miaohe Lin <linmiaohe@...wei.com>
CC:     <hannes@...xchg.org>, <mhocko@...nel.org>,
        <vdavydov.dev@...il.com>, <akpm@...ux-foundation.org>,
        <shakeelb@...gle.com>, <willy@...radead.org>, <alexs@...nel.org>,
        <richard.weiyang@...il.com>, <songmuchun@...edance.com>,
        <linux-mm@...ck.org>, <linux-kernel@...r.kernel.org>,
        <cgroups@...r.kernel.org>
Subject: Re: [PATCH 3/5] mm, memcg: save some atomic ops when flush is
 already true

On Thu, Jul 29, 2021 at 08:57:53PM +0800, Miaohe Lin wrote:
> Add 'else' to save some atomic ops in obj_stock_flush_required() when
> flush is already true. No functional change intended here.
> 
> Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>

Acked-by: Roman Gushchin <guro@...com>