From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx152.postini.com [74.125.245.152]) by kanga.kvack.org (Postfix) with SMTP id 9BFAD6B0072 for ; Thu, 14 Jun 2012 17:04:28 -0400 (EDT) Message-ID: <4FDA519F.4080204@redhat.com> Date: Thu, 14 Jun 2012 17:03:27 -0400 From: Rik van Riel MIME-Version: 1.0 Subject: Re: bugs in page colouring code References: <20120613152936.363396d5@cuia.bos.redhat.com> <20120614103627.GA25940@aftab.osrc.amd.com> <4FD9DFCE.1070609@redhat.com> <4FDA5087.7090606@linux.intel.com> In-Reply-To: <4FDA5087.7090606@linux.intel.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: "H. Peter Anvin" Cc: Borislav Petkov , linux-mm@kvack.org, linux-kernel@vger.kernel.org, akpm@linux-foundation.org, sjhill@mips.com, ralf@linux-mips.org, Rob Herring , Russell King , Nicolas Pitre On 06/14/2012 04:58 PM, H. Peter Anvin wrote: > On 06/14/2012 05:57 AM, Rik van Riel wrote: >> >> However, I expect that on x86 many applications expect >> MAP_FIXED to just work, and enforcing that would be >> more trouble than it's worth. >> > > MAP_FIXED, is well, fixed. It means that performance be screwed, if we > can fulfill the request we MUST do so. My codebase now has a separate arch_align_addr function for x86, which is surprisingly similar to the generic one :) -- 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