Re: [PATCH v3 2/3] xen/sched: don't call sync_vcpu_execstate() in sched_unit_migrate_finish()

[Dario Faggioli <dfaggioli@xxxxxxxx>]

On Thu, 2020-05-14 at 17:36 +0200, Juergen Gross wrote:
> With support of core scheduling sched_unit_migrate_finish() gained a
> call of sync_vcpu_execstate() as it was believed to be called as a
> result of vcpu migration in any case.
> 
> In case of migrating a vcpu away from a physical cpu for a short
> period
> of time ionly without ever being scheduled on the selected new cpu
> this
> might not be true, so drop the call and let the lazy state syncing do
> its job.
> 
> Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
> Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
>
Reviewed-by: Dario Faggioli <dfaggioli@xxxxxxxx>

Regards
-- 
Dario Faggioli, Ph.D
http://about.me/dario.faggioli
Virtualization Software Engineer
SUSE Labs, SUSE https://www.suse.com/
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