From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx170.postini.com [74.125.245.170]) by kanga.kvack.org (Postfix) with SMTP id 126036B005C for ; Wed, 30 May 2012 16:10:44 -0400 (EDT) Date: Wed, 30 May 2012 22:10:42 +0200 From: Andi Kleen Subject: Re: [PATCH 0/6] mempolicy memory corruption fixlet Message-ID: <20120530201042.GY27374@one.firstfloor.org> References: <1338368529-21784-1-git-send-email-kosaki.motohiro@gmail.com> <20120530184638.GU27374@one.firstfloor.org> <20120530193234.GV27374@one.firstfloor.org> 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: KOSAKI Motohiro Cc: Christoph Lameter , Andi Kleen , Linus Torvalds , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Andrew Morton , Dave Jones , Mel Gorman , stable@vger.kernel.org, hughd@google.com, sivanich@sgi.com > Yes, that's right direction, I think. Currently, shmem_set_policy() can't handle > nonlinear mapping. I've been mulling for some time to just remove non linear mappings. AFAIK they were only useful on 32bit and are obsolete and could be emulated with VMAs instead. -Andi -- 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/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753245Ab2E3UKp (ORCPT ); Wed, 30 May 2012 16:10:45 -0400 Received: from one.firstfloor.org ([213.235.205.2]:48508 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750903Ab2E3UKn (ORCPT ); Wed, 30 May 2012 16:10:43 -0400 Date: Wed, 30 May 2012 22:10:42 +0200 From: Andi Kleen To: KOSAKI Motohiro Cc: Christoph Lameter , Andi Kleen , Linus Torvalds , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Andrew Morton , Dave Jones , Mel Gorman , stable@vger.kernel.org, hughd@google.com, sivanich@sgi.com Subject: Re: [PATCH 0/6] mempolicy memory corruption fixlet Message-ID: <20120530201042.GY27374@one.firstfloor.org> References: <1338368529-21784-1-git-send-email-kosaki.motohiro@gmail.com> <20120530184638.GU27374@one.firstfloor.org> <20120530193234.GV27374@one.firstfloor.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.2i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > Yes, that's right direction, I think. Currently, shmem_set_policy() can't handle > nonlinear mapping. I've been mulling for some time to just remove non linear mappings. AFAIK they were only useful on 32bit and are obsolete and could be emulated with VMAs instead. -Andi