Re: [patch 134/149] x86, paravirt: Add a global synchronizationpoint for pvclock

From: Gleb Natapov
Date: Thu Jul 08 2010 - 07:04:06 EST


On Thu, Jul 08, 2010 at 10:51:14AM +0200, Peter Palfrader wrote:
> On Thu, 08 Jul 2010, Gleb Natapov wrote:
>
> > > > And what if you provide -cpu qemu64,-kvmclock to qemu command line?
> > >
> > > Adding that to the glob of options that already were there from libvirt
> > > didn't disable it, but using an LD_PRELOAD wrapper[1] to that purpose on
> > > the host when starting kvm did help.
> > >
> > Strange. -kvmclock should have had the same effect. What qemu is it?
> > What is your command line?
>
> | QEMU PC emulator version 0.11.1 (qemu-kvm-0.11.1), Copyright (c) 2003-2008 Fabrice Bellard
> from the debian package qemu-kvm (0.11.1+dfsg-1~bpo50+1)
That explain it. 0.11 is really old. Don't have this ability.

> [should we trim the CC list? If yes, to what?]
Better not to.

--
Gleb.
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