linux-kernel - Re: [patch 1/2] x2apic: fix reserved APIC register accesses in print_local

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Message-ID: <Pine.LNX.4.55.0809030625520.23174@cliff.in.clinika.pl>
Date:	Wed, 3 Sep 2008 06:28:54 +0100 (BST)
From:	"Maciej W. Rozycki" <macro@...ux-mips.org>
To:	Suresh Siddha <suresh.b.siddha@...el.com>
cc:	mingo@...e.hu, hpa@...or.com, tglx@...utronix.de,
	linux-kernel@...r.kernel.org, Yinghai Lu <yhlu.kernel@...il.com>
Subject: Re: [patch 1/2] x2apic: fix reserved APIC register accesses in
 print_local_APIC()

On Tue, 2 Sep 2008, Suresh Siddha wrote:

> APIC_RRR is a reserved register for integrated APIC's.

 NAK this change -- the Remote Read register is officially supported up to 
the Pentium integrated APIC and to the best of my knowledge it works with 
the P6 APIC as well.  Any APIC using the serial inter-APIC bus should 
support it.

  Maciej
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