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[linux,v3,8/9] xen/evtchn: use xen_vcpu_id mapping

Message ID 1469536228-29932-9-git-send-email-vkuznets@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Vitaly Kuznetsov July 26, 2016, 12:30 p.m. UTC 
Use the newly introduced xen_vcpu_id mapping to get Xen's idea of vCPU id
for CPU0.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
---
Changes since v1:
- Use xen_vcpu_nr() helper [David Vrabel]
---
 drivers/xen/evtchn.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/xen/evtchn.c b/drivers/xen/evtchn.c
index f4edd6df..7c3113e 100644
--- a/drivers/xen/evtchn.c
+++ b/drivers/xen/evtchn.c
@@ -55,6 +55,7 @@ 
 #include <xen/xen.h>
 #include <xen/events.h>
 #include <xen/evtchn.h>
+#include <xen/xen-ops.h>
 #include <asm/xen/hypervisor.h>
 
 struct per_user_data {
@@ -448,7 +449,7 @@  static long evtchn_ioctl(struct file *file,
 			break;
 
 		bind_virq.virq = bind.virq;
-		bind_virq.vcpu = 0;
+		bind_virq.vcpu = xen_vcpu_nr(0);
 		rc = HYPERVISOR_event_channel_op(EVTCHNOP_bind_virq,
 						 &bind_virq);
 		if (rc != 0)