Messages in this thread | | | Subject | Re: [PATCH KERNEL] xen/events: use xen_vcpu_id mapping for EVTCHNOP_status | From | Boris Ostrovsky <> | Date | Wed, 23 Nov 2016 11:17:22 -0500 |
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On 11/23/2016 07:38 AM, Vitaly Kuznetsov wrote: > EVTCHNOP_status hypercall returns Xen's idea of vcpu id so we need to > compare it against xen_vcpu_id mapping, not the Linux cpu id. > > Suggested-by: Radim Krcmar <rkrcmar@redhat.com> > Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
> --- > drivers/xen/events/events_base.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c > index 9ecfcdc..137bd0e 100644 > --- a/drivers/xen/events/events_base.c > +++ b/drivers/xen/events/events_base.c > @@ -948,7 +948,7 @@ static int find_virq(unsigned int virq, unsigned int cpu) > continue; > if (status.status != EVTCHNSTAT_virq) > continue; > - if (status.u.virq == virq && status.vcpu == cpu) { > + if (status.u.virq == virq && status.vcpu == xen_vcpu_nr(cpu)) { > rc = port; > break; > }
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