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Message-ID: <BANLkTi=0NyXLRpxnP=dmSgeStNtxYMKPuA@mail.gmail.com>
Date: Wed, 8 Jun 2011 15:57:25 -0700
From: Linus Torvalds <torvalds@...ux-foundation.org>
To: "H. Peter Anvin" <hpa@...ux.intel.com>
Cc: Matthew Garrett <mjg59@...f.ucam.org>,
Yinghai Lu <yinghai@...nel.org>, Jim Bos <jim876@...all.nl>,
Ingo Molnar <mingo@...e.hu>,
Thomas Gleixner <tglx@...utronix.de>,
Maarten Lankhorst <m.b.lankhorst@...il.com>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Greg KH <gregkh@...e.de>,
Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: 2.6.39.1 immediately reboots/resets on EFI system
On Wed, Jun 8, 2011 at 2:51 PM, H. Peter Anvin <hpa@...ux.intel.com> wrote:
>
> However, I suspect that what we *should* do is carry an kernel EFI stub
> to go along with the BIOS stub... otherwise we're forever at mercy of
> getting all the boot loader authors to change in lockstep, and there are
> specific ones which are notoriously hard to work with.
Yes, that would probably be a good approach. We obviously have some
low-level asm code for the BIOS case that is technically linked into
the kernel, but is running before the kernel boots and not really
"part" of the kernel. Doing something similar for EFI support sounds
entirely sane to me.
Linus
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