Messages in this thread | | | Subject | Re: [PATCH] xen: add steal_clock support on x86 | From | Boris Ostrovsky <> | Date | Wed, 18 May 2016 10:46:39 -0400 |
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On 05/18/2016 08:15 AM, Juergen Gross wrote: > } > > +void __init xen_time_setup_guest(void) > +{ > + pv_time_ops.steal_clock = xen_steal_clock; > + > + static_key_slow_inc(¶virt_steal_enabled); > + /* > + * We can't set paravirt_steal_rq_enabled as this would require the > + * capability to read another cpu's runstate info. > + */ > +}
Won't we be accounting for stolen cycles twice now --- once from steal_account_process_tick()->steal_clock() and second time from do_stolen_accounting()?
-boris
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