From mboxrd@z Thu Jan 1 00:00:00 1970 From: Borislav Petkov Subject: Re: [PATCH -v2 0/4] EFI 1:1 mapping Date: Thu, 20 Jun 2013 20:08:08 +0200 Message-ID: <20130620180808.GB19877@pd.tnic> References: <20130620091537.GA17159@srcf.ucam.org> <20130620092237.GA6943@gmail.com> <20130620093337.GI32694@pd.tnic> <20130620094446.GA17882@srcf.ucam.org> <1371740019.2372.3.camel@dabdike> <20130620162916.GA25727@srcf.ucam.org> <1371746775.2372.11.camel@dabdike> <20130620165426.GB26214@srcf.ucam.org> <20130620170124.GA19877@pd.tnic> <20130620171210.GA26593@srcf.ucam.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Return-path: Content-Disposition: inline In-Reply-To: <20130620171210.GA26593-1xO5oi07KQx4cg9Nei1l7Q@public.gmane.org> Sender: linux-efi-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Matthew Garrett Cc: James Bottomley , Ingo Molnar , Linux EFI , Matt Fleming , X86 ML , LKML , Borislav Petkov List-Id: linux-efi@vger.kernel.org On Thu, Jun 20, 2013 at 06:12:10PM +0100, Matthew Garrett wrote: > On Thu, Jun 20, 2013 at 07:01:24PM +0200, Borislav Petkov wrote: > > > If we can detect the Macs, we can make this decision automatic. And > > since no Mac boots windoze, a single DMI check of the sort "if (Mac)" > > should suffice. > > Yes, we can special-case Macs. But since our behaviour is then obviously > different to Windows, we'll inevitably break some other system. Why different? We'll have the high mappings and shove the 1:1 mappings down SetVirtualAddressMap by default. -- Regards/Gruss, Boris. Sent from a fat crate under my desk. Formatting is fine. --