Commit 26fbbee5 authored Dec 18, 2016 by Paolo Bonzini Committed by Radim Krčmář Jan 09, 2017

KVM: lapic: do not set KVM_REQ_EVENT unnecessarily on PPR update



On PPR update, we set KVM_REQ_EVENT unconditionally anytime PPR is lowered.
But we can take into account IRR here already.

Reviewed-by: Roman Kagan <rkagan@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

parent b3c045d3

arch/x86/kvm/lapic.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -607,7 +607,8 @@ static void apic_update_ppr(struct kvm_lapic *apic)
		{
		u32 ppr;

		if (__apic_update_ppr(apic, &ppr))
		if (__apic_update_ppr(apic, &ppr) &&
		apic_has_interrupt_for_ppr(apic, ppr) != -1)
		kvm_make_request(KVM_REQ_EVENT, apic->vcpu);
		}