Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752302Ab2JIExE (ORCPT ); Tue, 9 Oct 2012 00:53:04 -0400 Received: from mailout3.w1.samsung.com ([210.118.77.13]:55321 "EHLO mailout3.w1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751843Ab2JIExC (ORCPT ); Tue, 9 Oct 2012 00:53:02 -0400 Message-id: <5073ADC9.7030201@samsung.com> Date: Tue, 09 Oct 2012 06:53:29 +0200 From: Marek Szyprowski User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:15.0) Gecko/20120907 Thunderbird/15.0.1 MIME-version: 1.0 To: Minchan Kim Cc: Rabin Vincent , linux-mm@kvack.org, LKML Subject: Re: CMA and zone watermarks References: <20121009031023.GF13817@bbox> <50739615.9080205@samsung.com> <20121009044317.GG13817@bbox> In-reply-to: <20121009044317.GG13817@bbox> Content-type: text/plain; charset=ISO-8859-1; format=flowed Content-transfer-encoding: 7bit X-TM-AS-MML: No Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1173 Lines: 32 Hello, On 10/9/2012 6:43 AM, Minchan Kim wrote: > On Tue, Oct 09, 2012 at 05:12:21AM +0200, Marek Szyprowski wrote: >> On 10/9/2012 5:10 AM, Minchan Kim wrote: >>> On Mon, Oct 08, 2012 at 05:41:14PM +0200, Rabin Vincent wrote: >>> Fortunately, recently, Bart sent a patch about that. >>> http://marc.info/?l=linux-mm&m=134763299016693&w=2 >>> >>> Could you test above patches in your kernel? >>> You have to apply [2/4], [3/4], [4/4] and don't need [1/4]. >> >> AFAIR without patch [1/4], free cma page counter will go below zero >> and weird thing will happen, so better apply the complete patchset. > > I can't understand your point. [1/4] is just fix for correcting trace > No? I just remember we ran into such strange negative number of free cma pages issue without that patch, but maybe the final patchset will simply fail to apply without the first patch. Best regards -- Marek Szyprowski Samsung Poland R&D Center -- 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/