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Subject: Re: [PATCH] 2.5.25 Hotplug CPU boot changes
From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Rusty Russell <rusty@rustcorp.com.au>
Cc: linux-kernel@vger.kernel.org, mingo@redhat.com,
       Linus Torvalds <torvalds@transmeta.com>, davidm@hpl.hp.com,
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On Mon, 2002-07-15 at 09:58, Rusty Russell wrote:
> The following patches change boot sequence, and once Linus releases
> 2.5.26, I'll be updating and sending them.  This will break every SMP
> architecture (patch for x86 below, and I have a patch for PPC32).
>			printk("ksoftirqd for %i failedn", hotcpu);

Q: What prevents a CPU coming up -during- an MTRR change once the rest
of the cpu hot plugging is present ?

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