From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758773Ab2DJNod (ORCPT ); Tue, 10 Apr 2012 09:44:33 -0400 Received: from smtp.nokia.com ([147.243.128.26]:39872 "EHLO mgw-da02.nokia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752021Ab2DJNoc (ORCPT ); Tue, 10 Apr 2012 09:44:32 -0400 Date: Tue, 10 Apr 2012 16:41:37 +0300 (EEST) From: Aaro Koskinen X-X-Sender: aakoskin@kernel.research.nokia.com To: Marek Szyprowski cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org, linux-mm@kvack.org, linaro-mm-sig@lists.linaro.org, Ohad Ben-Cohen , Daniel Walker , Russell King , Sandeep Patil , Arnd Bergmann , Jonathan Corbet , Mel Gorman , Chunsang Jeong , Michal Nazarewicz , Dave Hansen , Jesse Barker , Kyungmin Park , Benjamin Gaignard , Andrew Morton , Rob Clark , KAMEZAWA Hiroyuki Subject: Re: [PATCHv24 00/16] Contiguous Memory Allocator In-Reply-To: <1333462221-3987-1-git-send-email-m.szyprowski@samsung.com> Message-ID: References: <1333462221-3987-1-git-send-email-m.szyprowski@samsung.com> User-Agent: Alpine 2.00 (DEB 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; format=flowed; charset=US-ASCII X-Nokia-AV: Clean Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On Tue, 3 Apr 2012, Marek Szyprowski wrote: > This is (yet another) update of CMA patches. How well CMA is supposed to work if you have mlocked processes? I've been testing these patches, and noticed that by creating a small mlocked process you start to get plenty of test_pages_isolated() failure warnings, and bigger allocations will always fail. A.