From: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
To: Laurent Vivier <Laurent.Vivier-6ktuUTfB/bM@public.gmane.org>
Cc: kvm-devel <kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
Subject: Re: [PATCH 0/5] Split the emulator: decode & execute
Date: Fri, 14 Sep 2007 19:57:59 +0300 [thread overview]
Message-ID: <46EABD97.5060503@qumranet.com> (raw)
In-Reply-To: <46EAB36E.2060004-6ktuUTfB/bM@public.gmane.org>
Laurent Vivier wrote:
> Avi Kivity wrote:
>
>> Laurent Vivier wrote:
>>
>>> These patches split the emulator in two parts: one to decode the
>>> instruction,
>>> the other to execute it. The decode part is then called only when needed.
>>>
>>>
>>>
>> Patchset looks good, but fails booting FC6 x86-64 on Intel. It may be a
>> merge error (did not apply cleanly due to other changes). I pushed this
>> as a 'split-emulator' branch on the kvm.git repository.
>>
>>
>
> I think I found the bug (not a merge error...): I just supposed that an
> instruction fetch cannot failed.
>
>
Interesting. I don't see how an instruction fetch can fail on
uniprocessor. Can you give details of the failure?
Instruction fetches can fail on SMP so a fix is certainly needed.
--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.
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next prev parent reply other threads:[~2007-09-14 16:57 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-29 16:39 [PATCH 0/5] Split the emulator: decode & execute Laurent Vivier
[not found] ` <46D5A151.80000-6ktuUTfB/bM@public.gmane.org>
2007-08-31 20:26 ` Andi Kleen
[not found] ` <200708312226.23678.ak-l3A5Bk7waGM@public.gmane.org>
2007-09-01 14:19 ` Avi Kivity
2007-09-09 12:15 ` Avi Kivity
[not found] ` <46E3E3D4.1050206-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-09-12 11:31 ` Laurent Vivier
[not found] ` <46E7CDF5.8050403-6ktuUTfB/bM@public.gmane.org>
2007-09-12 11:40 ` Avi Kivity
2007-09-14 16:14 ` Laurent Vivier
[not found] ` <46EAB36E.2060004-6ktuUTfB/bM@public.gmane.org>
2007-09-14 16:57 ` Avi Kivity [this message]
[not found] ` <46EABD97.5060503-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-09-17 16:14 ` Laurent Vivier
[not found] ` <46EEA801.20404-6ktuUTfB/bM@public.gmane.org>
2007-09-17 17:29 ` Avi Kivity
[not found] ` <46EEB971.9000507-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-09-17 19:08 ` Laurent Vivier (Bull)
[not found] ` <46EED091.2090404-6ktuUTfB/bM@public.gmane.org>
2007-09-17 19:16 ` Avi Kivity
[not found] ` <46EED2A2.8090803-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-09-17 19:59 ` Laurent Vivier
[not found] ` <46EEDC92.80304-6ktuUTfB/bM@public.gmane.org>
2007-09-18 5:59 ` Avi Kivity
[not found] ` <46EF695D.1020203-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-09-18 7:40 ` Laurent Vivier
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