From: Ingo Molnar <mingo@elte.hu>
To: Avi Kivity <avi@qumranet.com>
Cc: kvm-devel <kvm-devel@lists.sourceforge.net>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [kvm-devel] Guest kernel hangs in smp kvm for older kernels prior to tsc sync cleanup
Date: Wed, 19 Dec 2007 15:06:24 +0100 [thread overview]
Message-ID: <20071219140624.GF21282@elte.hu> (raw)
In-Reply-To: <47690304.1090903@qumranet.com>
* Avi Kivity <avi@qumranet.com> wrote:
> Avi Kivity wrote:
>> Testing shows wrmsr and rdtsc function normally.
>>
>> I'll try pinning the vcpus to cpus and see if that helps.
>>
>
> It does.
do we let the guest read the physical CPU's TSC? That would be trouble.
Ingo
WARNING: multiple messages have this Message-ID (diff)
From: Ingo Molnar <mingo-X9Un+BFzKDI@public.gmane.org>
To: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
Cc: kvm-devel
<kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>,
linux-kernel
<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: Guest kernel hangs in smp kvm for older kernels prior to tsc sync cleanup
Date: Wed, 19 Dec 2007 15:06:24 +0100 [thread overview]
Message-ID: <20071219140624.GF21282@elte.hu> (raw)
In-Reply-To: <47690304.1090903-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
* Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org> wrote:
> Avi Kivity wrote:
>> Testing shows wrmsr and rdtsc function normally.
>>
>> I'll try pinning the vcpus to cpus and see if that helps.
>>
>
> It does.
do we let the guest read the physical CPU's TSC? That would be trouble.
Ingo
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next prev parent reply other threads:[~2007-12-19 14:06 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-18 17:20 Guest kernel hangs in smp kvm for older kernels prior to tsc sync cleanup Avi Kivity
2007-12-18 17:20 ` Avi Kivity
2007-12-18 22:19 ` Ingo Molnar
2007-12-18 22:19 ` Ingo Molnar
2007-12-19 6:33 ` Avi Kivity
2007-12-19 6:33 ` Avi Kivity
2007-12-19 11:19 ` [kvm-devel] " Avi Kivity
2007-12-19 11:19 ` Avi Kivity
2007-12-19 11:39 ` [kvm-devel] " Avi Kivity
2007-12-19 14:06 ` Ingo Molnar [this message]
2007-12-19 14:06 ` Ingo Molnar
2007-12-19 14:27 ` [kvm-devel] " Avi Kivity
2007-12-19 15:32 ` Glauber de Oliveira Costa
2007-12-19 15:32 ` Glauber de Oliveira Costa
2007-12-19 15:41 ` [kvm-devel] " Avi Kivity
2007-12-20 10:34 ` Glauber de Oliveira Costa
2007-12-20 10:34 ` Glauber de Oliveira Costa
2007-12-19 16:55 ` [kvm-devel] " Amit Shah
2007-12-19 16:55 ` Amit Shah
2007-12-19 17:04 ` [kvm-devel] Guest kernel hangs in smp kvm for older kernelsprior " Dor Laor
2007-12-19 17:04 ` Dor Laor
2007-12-19 17:09 ` [kvm-devel] " Avi Kivity
2007-12-19 17:09 ` Avi Kivity
2007-12-19 14:53 ` [kvm-devel] Guest kernel hangs in smp kvm for older kernels prior " Avi Kivity
2007-12-19 14:53 ` Avi Kivity
2007-12-19 15:09 ` [kvm-devel] " Ingo Molnar
2007-12-19 15:21 ` Avi Kivity
2007-12-19 15:21 ` Avi Kivity
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