linux-kernel - Re: [PATCH v4 1/3] mm/free_pcppages

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Message-ID: <alpine.DEB.2.20.1803010410580.91729@chino.kir.corp.google.com>
Date:   Thu, 1 Mar 2018 04:11:11 -0800 (PST)
From:   David Rientjes <rientjes@...gle.com>
To:     Aaron Lu <aaron.lu@...el.com>
cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Huang Ying <ying.huang@...el.com>,
        Dave Hansen <dave.hansen@...el.com>,
        Kemi Wang <kemi.wang@...el.com>,
        Tim Chen <tim.c.chen@...ux.intel.com>,
        Andi Kleen <ak@...ux.intel.com>,
        Michal Hocko <mhocko@...e.com>,
        Vlastimil Babka <vbabka@...e.cz>,
        Mel Gorman <mgorman@...hsingularity.net>,
        Matthew Wilcox <willy@...radead.org>
Subject: Re: [PATCH v4 1/3] mm/free_pcppages_bulk: update pcp->count inside

On Thu, 1 Mar 2018, Aaron Lu wrote:

> Matthew Wilcox found that all callers of free_pcppages_bulk() currently
> update pcp->count immediately after so it's natural to do it inside
> free_pcppages_bulk().
> 
> No functionality or performance change is expected from this patch.
> 
> Suggested-by: Matthew Wilcox <willy@...radead.org>
> Signed-off-by: Aaron Lu <aaron.lu@...el.com>

Acked-by: David Rientjes <rientjes@...gle.com>