[Xen-changelog] [xen-unstable] [IA64] Bind event channels of VT-i domain to vcpu 0

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User awilliam@xxxxxxxxxxx
# Node ID 6268aa7b91773953580279954d5cb6fed226255f
# Parent  c3f71a4ed653b5a643abf985e05d92039b98dec7
[IA64] Bind event channels of VT-i domain to vcpu 0

Signed-off-by: Tsunehisa Doi <Doi.Tsunehisa@xxxxxxxxxxxxxx>
---
 xen/arch/ia64/vmx/vmx_process.c |   15 +++++++++------
 1 files changed, 9 insertions(+), 6 deletions(-)

diff -r c3f71a4ed653 -r 6268aa7b9177 xen/arch/ia64/vmx/vmx_process.c
--- a/xen/arch/ia64/vmx/vmx_process.c   Mon Oct 02 14:09:49 2006 -0600
+++ b/xen/arch/ia64/vmx/vmx_process.c   Mon Oct 02 21:27:49 2006 -0600
@@ -198,7 +198,7 @@ void leave_hypervisor_tail(struct pt_reg
 {
     struct domain *d = current->domain;
     struct vcpu *v = current;
-    int callback_irq;
+
     // FIXME: Will this work properly if doing an RFI???
     if (!is_idle_domain(d) ) { // always comes from guest
 //        struct pt_regs *user_regs = vcpu_regs(current);
@@ -226,11 +226,14 @@ void leave_hypervisor_tail(struct pt_reg
 //           v->arch.irq_new_pending = 1;
 //       }
 
-        callback_irq = d->arch.hvm_domain.params[HVM_PARAM_CALLBACK_IRQ];
-        if (callback_irq != 0 && local_events_need_delivery()) {
-            /*inject para-device call back irq*/
-            v->vcpu_info->evtchn_upcall_mask = 1;
-            vmx_vcpu_pend_interrupt(v, callback_irq);
+        if (v->vcpu_id == 0) {
+            int callback_irq =
+                d->arch.hvm_domain.params[HVM_PARAM_CALLBACK_IRQ];
+            if (callback_irq != 0 && local_events_need_delivery()) {
+                /*inject para-device call back irq*/
+                v->vcpu_info->evtchn_upcall_mask = 1;
+                vmx_vcpu_pend_interrupt(v, callback_irq);
+            }
         }
 
         if ( v->arch.irq_new_pending ) {

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