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From: "H. Peter Anvin" <hpa@zytor.com>
To: Matias <linux@sundmangroup.com>
Cc: LKML <linux-kernel@vger.kernel.org>
Subject: Re: Intel x86 Dual Core & Linux AMP
Date: Tue, 13 Jan 2009 10:29:54 -0800	[thread overview]
Message-ID: <496CDDA2.8080206@zytor.com> (raw)
In-Reply-To: <496C8A98.90309@sundmangroup.com>

Matias wrote:
> Is there a way to boot a normal standard home x86 dual core PC with two
> different Linux Kernels without a hypervisor?
> The idea is of course to give the Kernels their own address space and
> their own rootfile systems, the devices would be unique for each kernel
> etc.
> 
> Can this be done with a standard BIOS and GRUB/LILO?

No.  There are way too many shared resources, such as address space and
interrupt system.  You need a central resource to arbitrate those
resources, i.e. a hypervisor.

	-hpa

-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.


  reply	other threads:[~2009-01-13 18:30 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-01-13 12:35 Intel x86 Dual Core & Linux AMP Matias
2009-01-13 18:29 ` H. Peter Anvin [this message]
2009-01-13 18:48   ` Matias
2009-01-13 23:04     ` H. Peter Anvin

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