From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx116.postini.com [74.125.245.116]) by kanga.kvack.org (Postfix) with SMTP id 4F3746B0069 for ; Wed, 30 May 2012 16:16:49 -0400 (EDT) Received: by ghbf11 with SMTP id f11so286976ghb.8 for ; Wed, 30 May 2012 13:16:48 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <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> <20120530201042.GY27374@one.firstfloor.org> From: KOSAKI Motohiro Date: Wed, 30 May 2012 16:16:26 -0400 Message-ID: Subject: Re: [PATCH 0/6] mempolicy memory corruption fixlet Content-Type: text/plain; charset=ISO-8859-1 Sender: owner-linux-mm@kvack.org List-ID: To: Andi Kleen Cc: Christoph Lameter , 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 On Wed, May 30, 2012 at 4:10 PM, Andi Kleen wrote: >> 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. I agree. It is only userful on 32bit and current enterprise users don't use 32bit anymore. So, I don't think emulated by vmas cause user visible issue. -- 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