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KVM: x86: VMX: set irr_pending in kvm_apic_update_irr 

When the APICv is inhibited, the irr_pending optimization is used.

Therefore, when kvm_apic_update_irr sets bits in the IRR,
it must set irr_pending to true as well.

Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20230726135945.260841-3-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Maxim Levitsky 2023-07-26 16:59:44 +03:00 committed by Paolo Bonzini
parent 514946d143
commit cff540ebef
1 changed files with 4 additions and 1 deletions
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5
arch/x86/kvm/lapic.c
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@ -666,8 +666,11 @@ EXPORT_SYMBOL_GPL(__kvm_apic_update_irr);
bool kvm_apic_update_irr(struct kvm_vcpu *vcpu, u32 *pir, int *max_irr)
{
struct kvm_lapic *apic = vcpu->arch.apic;
bool irr_updated = __kvm_apic_update_irr(pir, apic->regs, max_irr);
return __kvm_apic_update_irr(pir, apic->regs, max_irr);
if (unlikely(!apic->apicv_active && irr_updated))
apic->irr_pending = true;
return irr_updated;
}
EXPORT_SYMBOL_GPL(kvm_apic_update_irr);