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Date: Wed, 18 Feb 2009 09:17:44 -0800 (PST)
From: Linus Torvalds <torvalds@linux-foundation.org>
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To: Ingo Molnar <mingo@elte.hu>
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Subject: Re: Q: smp.c && barriers (Was: [PATCH 1/4] generic-smp: remove single
 ipi fallback for smp_call_function_many())
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On Wed, 18 Feb 2009, Ingo Molnar wrote:
> 
> ok, it's documented:
> 
>    Intel® 64 and IA-32 Architectures
>    Software Developer’s Manual
>                            Volume 3A:
>        System Programming Guide, Part 1
> 
>  9.5.3        MSR Access in x2APIC Mode

Well, mine says

	9.5.3 Error Handling

so I guess I need to download a newer version. After all, mine is 
"ancient" in being a year old (the February-2008 version) and not covering 
x2APIC at all.

			Linus