From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756685Ab3FSMwt (ORCPT ); Wed, 19 Jun 2013 08:52:49 -0400 Received: from mail-ee0-f42.google.com ([74.125.83.42]:64953 "EHLO mail-ee0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756427Ab3FSMwr (ORCPT ); Wed, 19 Jun 2013 08:52:47 -0400 Date: Wed, 19 Jun 2013 14:52:43 +0200 From: Ingo Molnar To: Borislav Petkov Cc: Linux EFI , Matt Fleming , Matthew Garrett , X86 ML , LKML , Borislav Petkov Subject: Re: [PATCH -v2 0/4] EFI 1:1 mapping Message-ID: <20130619125243.GD11209@gmail.com> References: <1371491416-11037-1-git-send-email-bp@alien8.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1371491416-11037-1-git-send-email-bp@alien8.de> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Borislav Petkov wrote: > From: Borislav Petkov > > Hi all, > > this is just a snapshot of the current state of affairs. The patchset > starts to boot successfully on real hardware now but we're far away from > the coverage we'd like to have before we even consider upstreaming it. Looks pretty clean. > And yes, considering the sick f*ck EFI is, we're keeping the 1:1 mapping > optional and off by default (you need to boot with "efi=1:1_map" to > enable it). I hope making it a weird boot option is not the end plan, there's little point in _not_ enabling 1:1 mappings by default eventually: the 1:1 mapping is supposed to emulate a "Windows compatible" EFI environment better and is expected to work around certain EFI runtime crashes. Thanks, Ingo