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 4.1-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-4.1 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> 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@xxxxxxxxxx>
Date: Thu, 8 Oct 2015 20:23:33 +0200
Subject: kvm: x86: set KVM_REQ_EVENT when updating IRR
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From: =?UTF-8?q?Radim=20Kr=C4=8Dm=C3=A1=C5=99?= <rkrcmar@xxxxxxxxxx>
commit c77f3fab441c3e466b4c3601a475fc31ce156b06 upstream.
After moving PIR to IRR, the interrupt needs to be delivered manually.
Reported-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Signed-off-by: Radim Krčmář <rkrcmar@xxxxxxxxxx>
Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
arch/x86/kvm/lapic.c | 2 ++
1 file changed, 2 insertions(+)
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -339,6 +339,8 @@ 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@xxxxxxxxxx are
queue-4.1/kvm-x86-set-kvm_req_event-when-updating-irr.patch
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