linux-kernel - Re: [PATCH] x86: do_boot_cpu - add check if we have ESR register

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Date:	Mon, 22 Sep 2008 23:21:34 +0400
From:	Cyrill Gorcunov <gorcunov@...il.com>
To:	Yinghai Lu <yhlu.kernel@...il.com>
Cc:	Ingo Molnar <mingo@...e.hu>,
	"Maciej W. Rozycki" <macro@...ux-mips.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] x86: do_boot_cpu - add check if we have ESR register

[Yinghai Lu - Mon, Sep 22, 2008 at 11:37:21AM -0700]
| On Mon, Sep 22, 2008 at 3:15 AM, Cyrill Gorcunov <gorcunov@...il.com> wrote:
| > [Yinghai Lu - Mon, Sep 22, 2008 at 02:57:17AM -0700]
| > | >
| > | > Actually it's resend of the patch. On previous attempt
| > | > Yinghai was proposed to choose:
| > | >
| > | >> one apic_version or boot_cpu_apic_version could be enough
| > | >
| > | > but I think it should be different patch which does cleaning
| > | > up variables usage. So for now I think _this_ patch is enough
| > | > since idea is to prevent of touching nonexistant register rather
| > | > code cleaning (whci could be done later).
| > |
| > | do we have systems that have mixed cpu supported with different apic version?
| > |
| > | YH
| > |
| >
| > Yinghai what was the reason of this question? I've a suspicious
| > you're planning to test apic version early and only _once_ so
| > eliminating APIC_INTERGRATED call? Am I right?
| 
| want to put more thing in genapic...
| 
| YH
| 

I think Ingo could drop this patch then at all.

		- Cyrill -
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