linux-kernel - Re: [patch] x86: 2.6.31-rc7 crash due to buggy flat_phys_pkg

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Message-ID: <alpine.LFD.2.01.0908251155570.3218@localhost.localdomain>
Date:	Tue, 25 Aug 2009 11:57:48 -0700 (PDT)
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Yinghai Lu <yinghai@...nel.org>
cc:	Cyrill Gorcunov <gorcunov@...il.com>, Ingo Molnar <mingo@...e.hu>,
	Ravikiran G Thirumalai <kiran@...lex86.org>,
	linux-kernel@...r.kernel.org, shai@...lex86.org,
	Suresh Siddha <suresh.b.siddha@...el.com>
Subject: Re: [patch] x86: 2.6.31-rc7 crash due to buggy flat_phys_pkg_id



On Tue, 25 Aug 2009, Yinghai Lu wrote:
> 
> initial apic id and apic id could be different.
> 
> and we should use initial apic id to get correct phys pkg id in case BIOS set crazy apic id.

Yinghai - I think you missed Cyrills' point.  Let me repeat it:

	"cpu_has_apic bit turned off"

there's no apic. No "initial apic id". No "phys pkg id". No nothing. 

Discussions about "correct phys pkg id" are pointless.

			Linus
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