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[Xen-devel] [PATCH linux v3 6/9] xen/events: use xen_vcpu_id mapping in events_base



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@xxxxxxxxxx>
---
Changes since v1:
- Use xen_vcpu_nr() helper [David Vrabel]
---
 drivers/xen/events/events_base.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c
index 8fb7cbf..d5dbdb9 100644
--- a/drivers/xen/events/events_base.c
+++ b/drivers/xen/events/events_base.c
@@ -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();
-- 
2.7.4


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