From: Paolo Bonzini <pbonzini@redhat.com>
Date: Fri, 8 Jan 2016 12:41:16 +0000 (+0100)
Subject: KVM: x86: consolidate "has lapic" checks into irq.c
X-Git-Tag: MMI-PSA29.97-13-9~8348^2~71
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=1e3161b4147caf2045ac4aae3d71fae6ac1a1d65;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git

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

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>
---

diff --git a/arch/x86/kvm/irq.c b/arch/x86/kvm/irq.c
index 3982b479bb5f..95fcc7b13866 100644
--- a/arch/x86/kvm/irq.c
+++ b/arch/x86/kvm/irq.c
@@ -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);
 
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index b1029051f664..57e3f27bdadb 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -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))