From: Radim Krčmář <rkrcmar@redhat.com>
Date: Thu, 8 Oct 2015 18:23:33 +0000 (+0200)
Subject: kvm: x86: set KVM_REQ_EVENT when updating IRR
X-Git-Tag: v4.3.1~90
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=2bb00c908676bd240f8a8d0d19e477874c85f124;p=thirdparty%2Fkernel%2Fstable.git

kvm: x86: set KVM_REQ_EVENT when updating IRR

commit c77f3fab441c3e466b4c3601a475fc31ce156b06 upstream.

After moving PIR to IRR, the interrupt needs to be delivered manually.

Reported-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index 8d9013c5e1eef..ae4483a3e1a72 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -348,6 +348,8 @@ void kvm_apic_update_irr(struct kvm_vcpu *vcpu, u32 *pir)
 	struct kvm_lapic *apic = vcpu->arch.apic;
 
 	__kvm_apic_update_irr(pir, apic->regs);
+
+	kvm_make_request(KVM_REQ_EVENT, vcpu);
 }
 EXPORT_SYMBOL_GPL(kvm_apic_update_irr);