linux-kernel - Re: 2.6.22-rc1 does not boot on VIA C3_2 cause of X86

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Message-ID: <464F3D8E.8090806@zytor.com>
Date:	Sat, 19 May 2007 11:10:22 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Claas Langbehn <claas@...tdir.de>
CC:	LKML <linux-kernel@...r.kernel.org>, Andi Kleen <ak@...e.de>
Subject: Re: 2.6.22-rc1 does not boot on VIA C3_2 cause of X86_CMPXCHG64 II

Claas Langbehn wrote:
> Hello Andi!
>> Can someone please test if this patch works?   
> it applies cleanly to 2.6.22-rc1-mm1
> 
> Could you make it also enable C7 CMPXCHG8 (cx8)?
> This is because I am getting this error (as written in a diffent posting
> on this mailinglist)
>> This kernel requires the following features not present on the CPU...
>> 0:8
> 
> Is verify_cpu.S being executed before or after cpucheck.c?

Neither (on i386.)  cpucheck.c *replaces* verify_cpu.S.

On x86-64, verify_cpu.S is still run after in some circumstances,
because it's going to be harder to extricate some of the uses of
verify_cpu.S.  It's still the intention, however.

	-hpa
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