From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757238Ab0DGHDt (ORCPT ); Wed, 7 Apr 2010 03:03:49 -0400 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:52568 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752836Ab0DGHDn (ORCPT ); Wed, 7 Apr 2010 03:03:43 -0400 Date: Wed, 07 Apr 2010 00:03:43 -0700 (PDT) Message-Id: <20100407.000343.181989028.davem@davemloft.net> To: kosaki.motohiro@jp.fujitsu.com Cc: benh@kernel.crashing.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org Subject: Re: Arch specific mmap attributes From: David Miller In-Reply-To: <20100407095145.FB70.A69D9226@jp.fujitsu.com> References: <20100406185246.7E63.A69D9226@jp.fujitsu.com> <1270592111.13812.88.camel@pasglop> <20100407095145.FB70.A69D9226@jp.fujitsu.com> X-Mailer: Mew version 6.3 on Emacs 23.1 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: KOSAKI Motohiro Date: Wed, 7 Apr 2010 15:03:45 +0900 (JST) > I'm not against changing kernel internal. I only disagree mmu > attribute fashion will be become used widely. Desktop already uses similar features via PCI mmap attributes and such, not to mention MSR settings on x86. So I disagree with your assesment that this is some HPC/embedded issue.