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Groups > linux.kernel > #1433130

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

From Vitaly Kuznetsov <vkuznets@redhat.com>
Newsgroups linux.kernel
Subject [PATCH linux 6/8] xen/events: fifo: use xen_vcpu_id mapping
Date 2016-06-28 19:00 +0200
Message-ID <rP4wG-18P-35@gated-at.bofh.it> (permalink)
References <rP4n0-157-17@gated-at.bofh.it>
Organization linux.* mail to news gateway

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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(-)

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);
 }
-- 
2.5.5

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Thread

[PATCH linux 0/8] xen: pvhvm: support bootup on secondary vCPUs Vitaly Kuznetsov <vkuznets@redhat.com> - 2016-06-28 18:50 +0200
  [PATCH linux 5/8] xen/events: use xen_vcpu_id mapping in events_base Vitaly Kuznetsov <vkuznets@redhat.com> - 2016-06-28 19:00 +0200
  [PATCH linux 7/8] xen/evtchn: use xen_vcpu_id mapping Vitaly Kuznetsov <vkuznets@redhat.com> - 2016-06-28 19:00 +0200
  [PATCH linux 4/8] x86/xen: use xen_vcpu_id mapping when pointing vcpu_info to the shared_info page Vitaly Kuznetsov <vkuznets@redhat.com> - 2016-06-28 19:00 +0200
    Re: [Xen-devel] [PATCH linux 4/8] x86/xen: use xen_vcpu_id mapping  when pointing vcpu_info to the shared_info page David Vrabel <david.vrabel@citrix.com> - 2016-06-29 14:40 +0200
  [PATCH linux 8/8] xen/pvhvm: run xen_vcpu_setup() for the boot CPU Vitaly Kuznetsov <vkuznets@redhat.com> - 2016-06-28 19:00 +0200
  [PATCH linux 6/8] xen/events: fifo: use xen_vcpu_id mapping Vitaly Kuznetsov <vkuznets@redhat.com> - 2016-06-28 19:00 +0200
  Re: [PATCH linux 0/8] xen: pvhvm: support bootup on secondary vCPUs David Vrabel <david.vrabel@citrix.com> - 2016-06-28 19:40 +0200
    Re: [PATCH linux 0/8] xen: pvhvm: support bootup on secondary vCPUs Vitaly Kuznetsov <vkuznets@redhat.com> - 2016-06-29 11:20 +0200
      Re: [PATCH linux 0/8] xen: pvhvm: support bootup on secondary vCPUs David Vrabel <david.vrabel@citrix.com> - 2016-06-29 14:40 +0200
        Re: [PATCH linux 0/8] xen: pvhvm: support bootup on secondary vCPUs Vitaly Kuznetsov <vkuznets@redhat.com> - 2016-07-01 11:50 +0200

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