xen/events: use xen_vcpu_id mapping in events_base
authorVitaly Kuznetsov <vkuznets@redhat.com>
Thu, 30 Jun 2016 15:56:40 +0000 (17:56 +0200)
committerDavid Vrabel <david.vrabel@citrix.com>
Mon, 25 Jul 2016 12:34:06 +0000 (13:34 +0100)
EVTCHNOP_bind_ipi and EVTCHNOP_bind_virq pass vCPU id as a parameter
and Xen's idea of vCPU id should be used. Use the newly introduced
xen_vcpu_id mapping to convert it from Linux's id.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
drivers/xen/events/events_base.c

index 8fb7cbf33fc909f99706b6d54a8d47d7e12d5e88..d5dbdb9d24d8dc264ec2b0927833c5c7d9997dfd 100644 (file)
@@ -895,7 +895,7 @@ static int bind_ipi_to_irq(unsigned int ipi, unsigned int cpu)
                irq_set_chip_and_handler_name(irq, &xen_percpu_chip,
                                              handle_percpu_irq, "ipi");
 
-               bind_ipi.vcpu = cpu;
+               bind_ipi.vcpu = xen_vcpu_nr(cpu);
                if (HYPERVISOR_event_channel_op(EVTCHNOP_bind_ipi,
                                                &bind_ipi) != 0)
                        BUG();
@@ -991,7 +991,7 @@ int bind_virq_to_irq(unsigned int virq, unsigned int cpu, bool percpu)
                                                      handle_edge_irq, "virq");
 
                bind_virq.virq = virq;
-               bind_virq.vcpu = cpu;
+               bind_virq.vcpu = xen_vcpu_nr(cpu);
                ret = HYPERVISOR_event_channel_op(EVTCHNOP_bind_virq,
                                                &bind_virq);
                if (ret == 0)
@@ -1319,7 +1319,7 @@ static int rebind_irq_to_cpu(unsigned irq, unsigned tcpu)
 
        /* Send future instances of this interrupt to other vcpu. */
        bind_vcpu.port = evtchn;
-       bind_vcpu.vcpu = tcpu;
+       bind_vcpu.vcpu = xen_vcpu_nr(tcpu);
 
        /*
         * Mask the event while changing the VCPU binding to prevent
@@ -1459,7 +1459,7 @@ static void restore_cpu_virqs(unsigned int cpu)
 
                /* Get a new binding from Xen. */
                bind_virq.virq = virq;
-               bind_virq.vcpu = cpu;
+               bind_virq.vcpu = xen_vcpu_nr(cpu);
                if (HYPERVISOR_event_channel_op(EVTCHNOP_bind_virq,
                                                &bind_virq) != 0)
                        BUG();
@@ -1483,7 +1483,7 @@ static void restore_cpu_ipis(unsigned int cpu)
                BUG_ON(ipi_from_irq(irq) != ipi);
 
                /* Get a new binding from Xen. */
-               bind_ipi.vcpu = cpu;
+               bind_ipi.vcpu = xen_vcpu_nr(cpu);
                if (HYPERVISOR_event_channel_op(EVTCHNOP_bind_ipi,
                                                &bind_ipi) != 0)
                        BUG();