Re: [Xen-devel] [PATCH] x86/hvm: fix saved pmtimer value

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Wed, Sep 09, 2015 at 01:46:35AM -0600, Jan Beulich wrote:
> >>> On 09.09.15 at 09:31, <kouya@xxxxxxxxxxxxxx> wrote:
> > The ACPI PM timer is sometimes broken on live migration.
> > Since vcpu->arch.hvm_vcpu.guest_time is zero in most cases.
> 
> I.e. in other than "delay for missed ticks mode". Would have been
> nice if you had spelled this out explicitly. With that the question
> then is - should the field perhaps be used when non-zero, and the
> function only be called otherwise?
> 
> Wei - regardless of the answer to the above (i.e. regardless of
> whether a v2 is going to be needed) I think we want this in 4.6.
> 

Yes. I think so. I will leave the technical side to you and Andy.

Release-acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>

> Jan

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