Patch "kvm: x86: set KVM_REQ_EVENT when updating IRR" has been added to the 4.3-stable tree

Patch "kvm: x86: set KVM_REQ_EVENT when updating IRR" has been added to the 4.3-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    kvm: x86: set KVM_REQ_EVENT when updating IRR

to the 4.3-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     kvm-x86-set-kvm_req_event-when-updating-irr.patch
and it can be found in the queue-4.3 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From c77f3fab441c3e466b4c3601a475fc31ce156b06 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Radim=20Kr=C4=8Dm=C3=A1=C5=99?= <rkrcmar@redhat.com>
Date: Thu, 8 Oct 2015 20:23:33 +0200
Subject: kvm: x86: set KVM_REQ_EVENT when updating IRR
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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From: =?UTF-8?q?Radim=20Kr=C4=8Dm=C3=A1=C5=99?= <rkrcmar@redhat.com>

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>

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

--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -348,6 +348,8 @@ void kvm_apic_update_irr(struct kvm_vcpu
 	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);
 


Patches currently in stable-queue which might be from rkrcmar@redhat.com are

queue-4.3/kvm-x86-set-kvm_req_event-when-updating-irr.patch
queue-4.3/kvm-x86-handle-smbase-as-physical-address-in-rsm.patch
queue-4.3/kvm-x86-allow-rsm-from-64-bit-mode.patch
queue-4.3/kvm-x86-add-read_phys-to-x86_emulate_ops.patch