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Date: Thu, 1 Mar 2018 04:11:11 -0800 (PST)
From: David Rientjes <rientjes@google.com>
Subject: Re: [PATCH v4 1/3] mm/free_pcppages_bulk: update pcp->count inside
In-Reply-To: <20180301062845.26038-2-aaron.lu@intel.com>
Message-ID: <alpine.DEB.2.20.1803010410580.91729@chino.kir.corp.google.com>
References: <20180301062845.26038-1-aaron.lu@intel.com> <20180301062845.26038-2-aaron.lu@intel.com>
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To: Aaron Lu <aaron.lu@intel.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>, Huang Ying <ying.huang@intel.com>, Dave Hansen <dave.hansen@intel.com>, Kemi Wang <kemi.wang@intel.com>, Tim Chen <tim.c.chen@linux.intel.com>, Andi Kleen <ak@linux.intel.com>, Michal Hocko <mhocko@suse.com>, Vlastimil Babka <vbabka@suse.cz>, Mel Gorman <mgorman@techsingularity.net>, Matthew Wilcox <willy@infradead.org>

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@infradead.org>
> Signed-off-by: Aaron Lu <aaron.lu@intel.com>

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

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