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[linux,6/8] xen/events: fifo: use xen_vcpu_id mapping

Message ID 1467132449-1030-7-git-send-email-vkuznets@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Vitaly Kuznetsov June 28, 2016, 4:47 p.m. UTC 
EVTCHNOP_init_control has 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>
---
 drivers/xen/events/events_fifo.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/xen/events/events_fifo.c b/drivers/xen/events/events_fifo.c
index 9289a17..e3406cd 100644
--- a/drivers/xen/events/events_fifo.c
+++ b/drivers/xen/events/events_fifo.c
@@ -113,7 +113,7 @@  static int init_control_block(int cpu,
 
 	init_control.control_gfn = virt_to_gfn(control_block);
 	init_control.offset      = 0;
-	init_control.vcpu        = cpu;
+	init_control.vcpu        = per_cpu(xen_vcpu_id, cpu);
 
 	return HYPERVISOR_event_channel_op(EVTCHNOP_init_control, &init_control);
 }