Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751397AbWHMUGv (ORCPT ); Sun, 13 Aug 2006 16:06:51 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751399AbWHMUGv (ORCPT ); Sun, 13 Aug 2006 16:06:51 -0400 Received: from ns2.suse.de ([195.135.220.15]:27359 "EHLO mx2.suse.de") by vger.kernel.org with ESMTP id S1751397AbWHMUGu (ORCPT ); Sun, 13 Aug 2006 16:06:50 -0400 To: ebiederm@xmission.com (Eric W. Biederman) Cc: fastboot@osdl.org, Jan Kratochvil , Horms , "H. Peter Anvin" , Magnus Damm , linux-kernel@vger.kernel.org, dzickus@redhat.com Subject: Re: [CFT] ELF Relocatable x86 and x86_64 bzImages References: <20060807174439.GJ16231@redhat.com> <20060807235727.GM16231@redhat.com> <20060809200642.GD7861@redhat.com> <20060810131323.GB9888@in.ibm.com> <20060810181825.GD14732@in.ibm.com> <20060811212522.GF18865@redhat.com> From: Andi Kleen Date: 13 Aug 2006 22:06:19 +0200 In-Reply-To: Message-ID: User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 649 Lines: 12 ebiederm@xmission.com (Eric W. Biederman) writes: > > Do you know what code had problems having _PAGE_NX set. > What are we doing with early_ioremap the requires execute > permissions. It doesn't sound right that we would need > this. The early EM64T CPUs didn't support NX and would GPF when they hit the bit. That is why you always need to mask with __supported_pte_mask when using _PAGE_NX. -Andi - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/