From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754340AbYAWQU2 (ORCPT ); Wed, 23 Jan 2008 11:20:28 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751397AbYAWQUT (ORCPT ); Wed, 23 Jan 2008 11:20:19 -0500 Received: from one.firstfloor.org ([213.235.205.2]:38318 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752088AbYAWQUS (ORCPT ); Wed, 23 Jan 2008 11:20:18 -0500 Date: Wed, 23 Jan 2008 17:54:01 +0100 From: Andi Kleen To: Arjan van de Ven Cc: Andi Kleen , mingo@elte.hu, linux-kernel@vger.kernel.org Subject: Re: [patch] x86: test case for the RODATA config option Message-ID: <20080123165401.GA30749@one.firstfloor.org> References: <20080122144420.4ebcf95f@laptopd505.fenrus.org> <20080123064905.5d05509a@laptopd505.fenrus.org> <200801231627.28715.andi@firstfloor.org> <20080123080438.490b0c3e@laptopd505.fenrus.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080123080438.490b0c3e@laptopd505.fenrus.org> User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > Yes internally that uses c-p-a, but there's more code there, including a set of boundary conditions etc. You mean the ro boundary to the rest of the kernel and the rest of the kernel mappings on i386? It doesn't seem to check for any of those. > And for the page table to work, cr0 needs to be set up correctly etc etc etc. If you really want to check that then you should run it on all CPUs at least. But ok given that it's already merged I'll shut up now since it's too late. -Andi