linux-kernel - Re: kvm: odd time values since "kvmclock: set scheduler clock stable"

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Date:	Tue, 26 May 2015 09:25:52 -0400
From:	Sasha Levin <sasha.levin@...cle.com>
To:	Luiz Capitulino <lcapitulino@...hat.com>,
	Marcelo Tosatti <mtosatti@...hat.com>
CC:	KVM General <kvm@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Paolo Bonzini <pbonzini@...hat.com>
Subject: Re: kvm: odd time values since "kvmclock: set scheduler clock stable"

On 05/26/2015 09:21 AM, Luiz Capitulino wrote:
>> Sasha,
>> > 
>> > Can you give the suggested patch (hypervisor patch...) a try please?
>> > (with a patched guest, obviously).
>> > 
>> > KVM: x86: zero kvmclock_offset when vcpu0 initializes kvmclock system
>> > MSR
> I've tried your v2, it works for me. My test-case is very simple though:
> I just boot a VM, log in and reboot. This reproduces the issue Sasha
> reported 100% of the times for me (don't need multi-vcpu guest either).

Sorry for the delay, we had a long weekend here.

It seems to work fine here, no more jumps when booting.


Thanks,
Sasha
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