From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-we0-f175.google.com (mail-we0-f175.google.com [74.125.82.175]) by kanga.kvack.org (Postfix) with ESMTP id 63B616B0035 for ; Thu, 29 May 2014 14:52:35 -0400 (EDT) Received: by mail-we0-f175.google.com with SMTP id p10so864750wes.20 for ; Thu, 29 May 2014 11:52:34 -0700 (PDT) Received: from mx1.redhat.com (mx1.redhat.com. [209.132.183.28]) by mx.google.com with ESMTP id es20si3879899wic.55.2014.05.29.11.52.33 for ; Thu, 29 May 2014 11:52:34 -0700 (PDT) Date: Thu, 29 May 2014 15:46:49 -0300 From: Marcelo Tosatti Subject: Re: [PATCH] page_alloc: skip cpuset enforcement for lower zone allocations (v3) Message-ID: <20140529184649.GA20609@amt.cnet> References: <20140523193706.GA22854@amt.cnet> <20140526185344.GA19976@amt.cnet> <53858A06.8080507@huawei.com> <20140528224324.GA1132@amt.cnet> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: owner-linux-mm@kvack.org List-ID: To: Christoph Lameter Cc: Li Zefan , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Lai Jiangshan , Mel Gorman , Tejun Heo , David Rientjes , Andrew Morton On Wed, May 28, 2014 at 06:45:04PM -0500, Christoph Lameter wrote: Much cleaner, sent v4 with your suggestions. > Why call __alloc_pages_nodemask at all if you want to skip the node > handling? Punt to alloc_pages() - __alloc_pages_nodemask ignored GFP_DMA32 on older kernels, so the interface should remain functional. - There are others callers of alloc_pages(GFP_DMA) that can suffer from the same problem. - Mirrors mempolicy behaviour. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org