linux-kernel - [PATCH v2 1/2] kvm: x86: set KVM_REQ

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Date:	Thu,  8 Oct 2015 20:23:33 +0200
From:	Radim Krčmář <rkrcmar@...hat.com>
To:	linux-kernel@...r.kernel.org
Cc:	kvm@...r.kernel.org, Paolo Bonzini <pbonzini@...hat.com>,
	Steve Rutherford <srutherford@...gle.com>,
	stable@...r.kernel.org
Subject: [PATCH v2 1/2] kvm: x86: set KVM_REQ_EVENT when updating IRR

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

Reported-by: Paolo Bonzini <pbonzini@...hat.com>
Cc: <stable@...r.kernel.org>
Signed-off-by: Radim Krčmář <rkrcmar@...hat.com>
---
 v2: completely rewritten

 arch/x86/kvm/lapic.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index 944b38a56929..168b8759bd73 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);
 
-- 
2.5.3

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