Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751978Ab2KEMCm (ORCPT ); Mon, 5 Nov 2012 07:02:42 -0500 Received: from lxorguk.ukuu.org.uk ([81.2.110.251]:39246 "EHLO lxorguk.ukuu.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751490Ab2KEMCk (ORCPT ); Mon, 5 Nov 2012 07:02:40 -0500 Date: Mon, 5 Nov 2012 12:07:36 +0000 From: Alan Cox To: Matt Fleming Cc: Greg KH , Corentin Chary , Matthew Garrett , LKML , linux-efi@vger.kernel.org, "platform-driver-x86@vger.kernel.org" , Alessandro Crismani , Mikhail Bakhterev , Patrick H , "H. Peter Anvin" , stable@vger.kernel.org Subject: Re: [PATCH] samsung-laptop: Disable if CONFIG_EFI=y Message-ID: <20121105120736.33af173b@pyramind.ukuu.org.uk> In-Reply-To: <1352116219.14888.262.camel@mfleming-mobl1.ger.corp.intel.com> References: <1352050506-29317-1-git-send-email-matt@console-pimps.org> <20121104193741.7b4ca37b@pyramind.ukuu.org.uk> <20121105103031.GA25659@kroah.com> <1352116219.14888.262.camel@mfleming-mobl1.ger.corp.intel.com> X-Mailer: Claws Mail 3.8.1 (GTK+ 2.24.8; x86_64-redhat-linux-gnu) Face: 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 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 Content-Length: 676 Lines: 17 > There is the 'efi_enabled' variable, but it doesn't strictly mean > "this_is_a_uefi_system()", it actually means "Do we have EFI runtime > services?". The whole thing is a bit of a mess and I'm planning on > cleaning it up this week. As far as I can understand it we should be reserving those areas on a UEFI booted machine and just marking them as busy so that they are not available to any drivers to go peering into. Alan -- 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/