From: Matthew Garrett <mjg59@srcf.ucam.org>
To: Borislav Petkov <bp@alien8.de>
Cc: Matt Fleming <matt@console-pimps.org>,
Linux EFI <linux-efi@vger.kernel.org>,
Jiri Kosina <jkosina@suse.cz>, X86-ML <x86@kernel.org>,
LKML <linux-kernel@vger.kernel.org>, Borislav Petkov <bp@suse.de>
Subject: Re: [PATCH 3/4] x86, efi: Add an efi= kernel command line parameter
Date: Thu, 6 Jun 2013 20:35:48 +0100 [thread overview]
Message-ID: <20130606193548.GA2946@srcf.ucam.org> (raw)
In-Reply-To: <20130606185140.GK20972@pd.tnic>
On Thu, Jun 06, 2013 at 08:51:40PM +0200, Borislav Petkov wrote:
> On Thu, Jun 06, 2013 at 06:50:52PM +0100, Matthew Garrett wrote:
> > On Thu, Jun 06, 2013 at 03:26:03PM +0200, Borislav Petkov wrote:
> >
> > > This would break the Macs, remember?
> >
> > I think the Macs will be fine as long as we're passing the high mappings
> > into SetVirtualAddressMap().
>
> Right, on those we'll fall back to the current mappings and simply not
> have the 1:1 thing.
No, I think that's the wrong thing to do. We should set up the current
mappings and the 1:1 mappings, and pass the current mappings through
SetVirtualAddressMap(). That matches the behaviour of Windows.
--
Matthew Garrett | mjg59@srcf.ucam.org
next prev parent reply other threads:[~2013-06-06 19:35 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-02 12:56 [PATCH 0/4] EFI 1:1 mapping Borislav Petkov
2013-06-02 12:56 ` [PATCH 1/4] efi: Convert runtime services function ptrs Borislav Petkov
2013-06-06 10:07 ` Matt Fleming
2013-06-11 6:49 ` Matt Fleming
2013-06-11 9:33 ` Borislav Petkov
2013-06-02 12:56 ` [PATCH 2/4] x86, cpa: Map in an arbitrary pgd Borislav Petkov
2013-06-06 10:22 ` Matt Fleming
2013-06-06 13:24 ` Borislav Petkov
2013-06-06 13:30 ` Matt Fleming
2013-06-06 13:33 ` Borislav Petkov
2013-06-02 12:56 ` [PATCH 3/4] x86, efi: Add an efi= kernel command line parameter Borislav Petkov
2013-06-04 12:18 ` Borislav Petkov
2013-06-06 10:42 ` Matt Fleming
2013-06-06 13:26 ` Borislav Petkov
2013-06-06 13:36 ` Matt Fleming
2013-06-06 17:50 ` Matthew Garrett
2013-06-06 18:51 ` Borislav Petkov
2013-06-06 19:35 ` Matthew Garrett [this message]
2013-06-06 19:41 ` Borislav Petkov
2013-06-06 19:54 ` Matthew Garrett
2013-06-06 20:07 ` Borislav Petkov
2013-06-06 20:18 ` Matthew Garrett
2013-06-06 20:27 ` Borislav Petkov
2013-06-06 20:30 ` Matthew Garrett
2013-06-06 20:44 ` Borislav Petkov
2013-06-06 20:50 ` Matthew Garrett
2013-06-06 21:02 ` Borislav Petkov
2013-06-06 21:03 ` Matthew Garrett
2013-06-02 12:56 ` [PATCH 4/4] x86, efi: Map runtime services 1:1 Borislav Petkov
2013-06-06 13:14 ` Matt Fleming
2013-06-06 13:29 ` Borislav Petkov
2013-06-06 15:58 ` Borislav Petkov
2013-06-06 19:28 ` H. Peter Anvin
2013-06-06 19:36 ` Borislav Petkov
2013-06-06 19:38 ` H. Peter Anvin
2013-06-10 12:55 ` Borislav Petkov
2013-06-02 22:56 ` [PATCH 0/4] EFI 1:1 mapping Matthew Garrett
2013-06-03 8:11 ` Borislav Petkov
2013-06-03 14:27 ` James Bottomley
2013-06-03 14:30 ` Matthew Garrett
2013-06-03 14:38 ` James Bottomley
2013-06-03 15:21 ` Matthew Garrett
2013-06-03 16:18 ` James Bottomley
2013-06-03 16:24 ` Matthew Garrett
2013-06-03 16:35 ` James Bottomley
2013-06-03 16:42 ` Matthew Garrett
2013-06-03 18:05 ` James Bottomley
2013-06-03 18:11 ` Matthew Garrett
2013-06-03 21:19 ` James Bottomley
2013-06-03 21:29 ` Matthew Garrett
2014-02-10 3:59 ` Linux, UEFI, and Chromebooks (was RE: [PATCH 0/4] EFI 1:1 mapping) Yuhong Bao
2013-06-03 14:32 ` [PATCH 0/4] EFI 1:1 mapping Matthew Garrett
2013-06-03 14:54 ` Matt Fleming
2013-06-04 8:15 ` Borislav Petkov
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