From 35754c987f252e859bfa390a6816e85563afe79d Mon Sep 17 00:00:00 2001 From: Paolo Bonzini Date: Wed, 29 Jul 2015 12:05:37 +0200 Subject: KVM: x86: introduce lapic_in_kernel Avoid pointer chasing and memory barriers, and simplify the code when split irqchip (LAPIC in kernel, IOAPIC/PIC in userspace) is introduced. Signed-off-by: Paolo Bonzini --- arch/x86/kvm/irq.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'arch/x86/kvm/irq.c') diff --git a/arch/x86/kvm/irq.c b/arch/x86/kvm/irq.c index c0dad893dc59..b653ae202c8e 100644 --- a/arch/x86/kvm/irq.c +++ b/arch/x86/kvm/irq.c @@ -57,7 +57,7 @@ static int kvm_cpu_has_extint(struct kvm_vcpu *v) */ int kvm_cpu_has_injectable_intr(struct kvm_vcpu *v) { - if (!irqchip_in_kernel(v->kvm)) + if (!lapic_in_kernel(v)) return v->arch.interrupt.pending; if (kvm_cpu_has_extint(v)) @@ -75,7 +75,7 @@ int kvm_cpu_has_injectable_intr(struct kvm_vcpu *v) */ int kvm_cpu_has_interrupt(struct kvm_vcpu *v) { - if (!irqchip_in_kernel(v->kvm)) + if (!lapic_in_kernel(v)) return v->arch.interrupt.pending; if (kvm_cpu_has_extint(v)) @@ -103,7 +103,7 @@ int kvm_cpu_get_interrupt(struct kvm_vcpu *v) { int vector; - if (!irqchip_in_kernel(v->kvm)) + if (!lapic_in_kernel(v)) return v->arch.interrupt.nr; vector = kvm_cpu_get_extint(v); -- cgit v1.2.3