linux-kernel - Re: [RFC 8/8] x86_64: Support for new UV apic

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Message-ID: <20080331064833.GB29105@one.firstfloor.org>
Date:	Mon, 31 Mar 2008 08:48:33 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Yinghai Lu <yhlu.kernel@...il.com>
Cc:	Andi Kleen <andi@...stfloor.org>, Jack Steiner <steiner@....com>,
	Ingo Molnar <mingo@...e.hu>, tglx@...utronix.de,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC 8/8] x86_64: Support for new UV apic

> if the calling path like GET_APIC_ID is keeping checking if it is UV
> box after boot time, that may not good.

I don't think GET_APIC_ID is anywhere on a critical path. As long
as it doesn't lead to code bloat that shouldn't be an issue.

-Andi
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