From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx205.postini.com [74.125.245.205]) by kanga.kvack.org (Postfix) with SMTP id 3918B6B0069 for ; Thu, 9 May 2013 04:27:21 -0400 (EDT) Received: by mail-wg0-f41.google.com with SMTP id y10so6003834wgg.2 for ; Thu, 09 May 2013 01:27:19 -0700 (PDT) Date: Thu, 9 May 2013 09:27:13 +0100 From: Steve Capper Subject: Re: [RFC PATCH v2 07/11] ARM64: mm: Make PAGE_NONE pages read only and no-execute. Message-ID: <20130509082712.GA28801@linaro.org> References: <1368006763-30774-1-git-send-email-steve.capper@linaro.org> <1368006763-30774-8-git-send-email-steve.capper@linaro.org> <20130508164341.GG20820@mudshark.cambridge.arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130508164341.GG20820@mudshark.cambridge.arm.com> Sender: owner-linux-mm@kvack.org List-ID: To: Will Deacon Cc: "linux-mm@kvack.org" , "x86@kernel.org" , "linux-arch@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , Michal Hocko , Ken Chen , Mel Gorman , Catalin Marinas , "patches@linaro.org" On Wed, May 08, 2013 at 05:43:41PM +0100, Will Deacon wrote: > On Wed, May 08, 2013 at 10:52:39AM +0100, Steve Capper wrote: > Whilst it's not strictly needed for pte_exec to work, I think you should > include PTE_PXN in the PAGE_NONE definitions as well. Agreed, it does look a little weird without it. Cheers, -- Steve -- 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