Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030635Ab3HISq3 (ORCPT ); Fri, 9 Aug 2013 14:46:29 -0400 Received: from shelob.surriel.com ([74.92.59.67]:50240 "EHLO shelob.surriel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S968272Ab3HISq2 (ORCPT ); Fri, 9 Aug 2013 14:46:28 -0400 Message-ID: <520538D3.9000705@surriel.com> Date: Fri, 09 Aug 2013 14:45:39 -0400 From: Rik van Riel User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130625 Thunderbird/17.0.7 MIME-Version: 1.0 To: Johannes Weiner CC: Mel Gorman , Andrew Morton , Andrea Arcangeli , Zlatko Calusic , Minchan Kim , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [patch v2 3/3] mm: page_alloc: fair zone allocator policy References: <1375457846-21521-1-git-send-email-hannes@cmpxchg.org> <1375457846-21521-4-git-send-email-hannes@cmpxchg.org> <20130807145828.GQ2296@suse.de> <20130807153743.GH715@cmpxchg.org> <20130808041623.GL1845@cmpxchg.org> In-Reply-To: <20130808041623.GL1845@cmpxchg.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 785 Lines: 25 On 08/08/2013 12:16 AM, Johannes Weiner wrote: > Patch on top of mmotm: Yes, please! > --- > From: Johannes Weiner > Subject: [patch] mm: page_alloc: use vmstats for fair zone allocation batching > > Avoid dirtying the same cache line with every single page allocation > by making the fair per-zone allocation batch a vmstat item, which will > turn it into batched percpu counters on SMP. > > Signed-off-by: Johannes Weiner Reviewed-by: Rik van Riel -- All rights reversed. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/