linux-kernel - Re: FW: Linux question

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Message-ID: <874pbifit7.fsf@basil.nowhere.org>
Date:	07 Mar 2008 20:14:12 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	Bill Davidsen <davidsen@....com>
Cc:	Justin Banks <justinb@...bone.com>,
	"Miller, Mike (OS Dev)" <Mike.Miller@...com>,
	linux-kernel@...r.kernel.org
Subject: Re: FW: Linux question

Bill Davidsen <davidsen@....com> writes:

> Here's an interesting question, why isn't there an "online" file for
> each CPU?

There are still some problems with off lining CPU #0 on x86 at least,
that is why it is not allowed. iirc they weren't very difficult so it
would be probably fixable with some effort.

-Andi
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