Re: [PATCH 2/2] qemu-kvm: x86: Add support for VCPU event states

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On Sun, Nov 15, 2009 at 04:41:26PM +0100, Jan Kiszka wrote:
> Avi Kivity wrote:
> > On 11/15/2009 05:02 PM, Jan Kiszka wrote:
> >>
> >> Where should I add "/* next version to use: 13 */", and who will take
> >> care that this comment will also be kept up to date? The CPU vmstate is
> >> already ordered according to logical groups, just look at earlier field.
> >> Only recent KVM additions happened to create some version ordering as
> >> well.
> >>    
> > 
> > Er, now I'm confused.  11 and 12 indeed do already exist, so how can you
> > update 11 retroactively?
> 
> Oh, right, good that we discuss this. My patch dated back before the
> kvmclock addition, which IMHO incorrectly bumped the version numbers. I
> think the current policy in upstream is that we only increment once per
> qemu release, not per bit added.
> 
> > 
> > Shouldn't you create 13 now?
> 
> No, I rather think Glauber's 12 should be downgraded to 11 - unless it
> misses the qemu merge windows for 0.12. My extensions definitely target
> that release, thus will likely carry 11 in upstream. And we should
> really try to avoid diverging again.

Agree.

Anthony,

Are Glauber patches going to make it for 0.12, so we can revert current
qemu-kvm's CPU_SAVE_VERSION from 12 to 11?

Thanks.

> 
> > 
> > (and I meant: /* The above list is not sorted wrt version, watch out!
> > */, but now I feel I'm missing something).
> > 
> 
> Ok, can add such a note at the end.
> 
> Jan
> 


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