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KVM: x86: consolidate "has lapic" checks into irq.c

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Do for kvm_cpu_has_pending_timer and kvm_inject_pending_timer_irqs
what the other irq.c routines have been doing.

Reviewed-by: Radim Krčmář <rkrcmar@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2016-01-08 13:41:16 +01:00
parent f8543d6a97
commit 1e3161b414
2 changed files with 7 additions and 8 deletions
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9
arch/x86/kvm/irq.c
View File

@ -33,7 +33,10 @@
*/
int kvm_cpu_has_pending_timer(struct kvm_vcpu *vcpu)
{
return apic_has_pending_timer(vcpu);
if (lapic_in_kernel(vcpu))
return apic_has_pending_timer(vcpu);
return 0;
}
EXPORT_SYMBOL(kvm_cpu_has_pending_timer);
@ -137,8 +140,8 @@ EXPORT_SYMBOL_GPL(kvm_cpu_get_interrupt);
void kvm_inject_pending_timer_irqs(struct kvm_vcpu *vcpu)
{
kvm_inject_apic_timer_irqs(vcpu);
/* TODO: PIT, RTC etc. */
if (lapic_in_kernel(vcpu))
kvm_inject_apic_timer_irqs(vcpu);
}
EXPORT_SYMBOL_GPL(kvm_inject_pending_timer_irqs);

6
arch/x86/kvm/lapic.c
View File

@ -1801,8 +1801,7 @@ int apic_has_pending_timer(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic = vcpu->arch.apic;
if (kvm_vcpu_has_lapic(vcpu) && apic_enabled(apic) &&
apic_lvt_enabled(apic, APIC_LVTT))
if (apic_enabled(apic) && apic_lvt_enabled(apic, APIC_LVTT))
return atomic_read(&apic->lapic_timer.pending);
return 0;
@ -1927,9 +1926,6 @@ void kvm_inject_apic_timer_irqs(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic = vcpu->arch.apic;
if (!kvm_vcpu_has_lapic(vcpu))
return;
if (atomic_read(&apic->lapic_timer.pending) > 0) {
kvm_apic_local_deliver(apic, APIC_LVTT);
if (apic_lvtt_tscdeadline(apic))