From: "H. Peter Anvin" <hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
To: Rusty Russell <rusty-8n+1lVoiYb80n/F98K4Iww@public.gmane.org>
Cc: xen-devel-GuqFBffKawuULHF6PoxzQEEOCMrvLtNR@public.gmane.org,
Jeremy Fitzhardinge <jeremy-TSDbQ3PG+2Y@public.gmane.org>,
lguest-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
Thomas Gleixner <tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org>,
Ingo Molnar <mingo-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Subject: Re: lguest: unhandled trap 13 and CONFIG_MICROCODE_INTEL_EARLY
Date: Wed, 08 May 2013 19:50:41 -0700 [thread overview]
Message-ID: <518B0F01.60507@zytor.com> (raw)
In-Reply-To: <87mws7nzag.fsf-8n+1lVoiYb80n/F98K4Iww@public.gmane.org>
On 05/06/2013 10:18 PM, Rusty Russell wrote:
>
> All this stuff (OLPC and early microcode) probably belongs after we jump
> to the platform handler: the microcode calls to native_cpuid() is a clue
> that we're doing something *badly* wrong.
>
> It's easy enough for lguest to decode and skip the unsupported
> instructions, though I've preferred not to do that.
>
Depends on the platform, but yes, it applies to native, CE4100, and
Moorestown/SFI platforms, but not Xen or lguest, so that pretty much
makes sense.
-hpa
prev parent reply other threads:[~2013-05-09 2:50 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1367450300.11532.32.camel@x61.thuisdomein>
[not found] ` <1367450300.11532.32.camel-uMdlDhfIn7prKue/0VVhAg@public.gmane.org>
2013-05-06 4:22 ` lguest: unhandled trap 13 and CONFIG_MICROCODE_INTEL_EARLY Rusty Russell
[not found] ` <87li7srb3r.fsf-8n+1lVoiYb80n/F98K4Iww@public.gmane.org>
2013-05-06 14:51 ` H. Peter Anvin
[not found] ` <5187C369.5020902-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2013-05-07 5:18 ` Rusty Russell
2013-05-08 17:20 ` [Lguest] " Konrad Rzeszutek Wilk
[not found] ` <20130508172040.GA1256-6K5HmflnPlqSPmnEAIUT9EEOCMrvLtNR@public.gmane.org>
2013-05-08 18:07 ` [Xen-devel] " H. Peter Anvin
2013-05-10 14:51 ` Is: paravirt docs and diet. Was:Re: [Lguest] " Konrad Rzeszutek Wilk
[not found] ` <20130510145137.GJ19520-6K5HmflnPlqSPmnEAIUT9EEOCMrvLtNR@public.gmane.org>
2013-05-10 17:19 ` Is: paravirt docs and diet. Was:Re: [Xen-devel] " H. Peter Anvin
2013-05-10 17:53 ` Is: paravirt docs and diet. Was:Re: [Lguest] " Matt Wilson
[not found] ` <20130510175326.GD10713-reOQivfqS6pSvVcqp95Imk58d5RJRbtSwVDGBwiNqrNWk0Htik3J/w@public.gmane.org>
2013-05-10 18:07 ` [Xen-devel] Is: paravirt docs and diet. Was:Re: " H. Peter Anvin
2013-05-13 20:11 ` Is: paravirt docs and diet. Was:Re: [Lguest] " Konrad Rzeszutek Wilk
2013-05-09 1:43 ` [Xen-devel] " Rusty Russell
[not found] ` <8738txnd13.fsf-8n+1lVoiYb80n/F98K4Iww@public.gmane.org>
2013-05-09 3:24 ` H. Peter Anvin
[not found] ` <518B1702.7010307-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org>
2013-05-09 8:24 ` Paul Bolle
[not found] ` <87mws7nzag.fsf-8n+1lVoiYb80n/F98K4Iww@public.gmane.org>
2013-05-09 2:50 ` H. Peter Anvin [this message]
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