Re: [Xen-devel] [PATCH] replace rdtsc emulation-vs-native xen boot option with per-domain (hypervisor part)

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

On 06/10/2009 14:49, "Dan Magenheimer" <dan.magenheimer@xxxxxxxxxx> wrote:

> This was intended to record the offset across migration.
> But a per-domain stime offset must already be recorded
> somewhere else, or hvm fully-emulated platform timers
> would be broken across migration.
> 
> Do pv guests need something similar or is it magically
> handled someplace that I couldn't quickly find?

PV guests understand that there will be a system-time discontinuity across
save/restore. All I did was remove an unused field. You can reintro it when
you use it.

 -- Keir



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