From 6ffbbbbab34ef84b89f8b9f50a5f0fed5795d79a Mon Sep 17 00:00:00 2001
From: "Zhang, Yang Z" <yang.z.zhang@intel.com>
Date: Wed, 17 Apr 2013 23:11:54 -0300
Subject: [PATCH] KVM: x86: Fix posted interrupt with CONFIG_SMP=n

->send_IPI_mask is not defined on UP.

Signed-off-by: Yang Zhang <yang.z.zhang@Intel.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
---
 arch/x86/kvm/vmx.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index c84f0cb921f96..a05cca6088483 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -3946,10 +3946,12 @@ static void vmx_deliver_posted_interrupt(struct kvm_vcpu *vcpu, int vector)
 
 	r = pi_test_and_set_on(&vmx->pi_desc);
 	kvm_make_request(KVM_REQ_EVENT, vcpu);
+#ifdef CONFIG_SMP
 	if (!r && (vcpu->mode == IN_GUEST_MODE))
 		apic->send_IPI_mask(get_cpu_mask(vcpu->cpu),
 				POSTED_INTR_VECTOR);
 	else
+#endif
 		kvm_vcpu_kick(vcpu);
 }
 
-- 
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