From: Paolo Bonzini <pbonzini@redhat.com>
To: linux-kernel@vger.kernel.org, kvm@vger.kernel.org
Cc: rkrcmar@redhat.com
Subject: [PATCH 2/3] KVM: x86: consolidate "has lapic" checks into irq.c
Date: Mon, 8 Feb 2016 17:15:45 +0100 [thread overview]
Message-ID: <1454948146-35353-3-git-send-email-pbonzini@redhat.com> (raw)
In-Reply-To: <1454948146-35353-1-git-send-email-pbonzini@redhat.com>
Do for kvm_cpu_has_pending_timer and kvm_inject_pending_timer_irqs
what the other irq.c routines have been doing.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
arch/x86/kvm/irq.c | 9 ++++++---
arch/x86/kvm/lapic.c | 6 +-----
2 files changed, 7 insertions(+), 8 deletions(-)
diff --git a/arch/x86/kvm/irq.c b/arch/x86/kvm/irq.c
index 3982b479bb5f..4056007e9fe1 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 true;
}
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))
--
1.8.3.1
next prev parent reply other threads:[~2016-02-08 16:18 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-08 16:15 [PATCH 0/3] KVM: x86: consolidate "has lapic" checks Paolo Bonzini
2016-02-08 16:15 ` [PATCH 1/3] KVM: APIC: remove unnecessary double checks on APIC existence Paolo Bonzini
2016-02-09 13:55 ` Radim Krčmář
2016-02-09 15:06 ` Paolo Bonzini
2016-02-09 15:18 ` Radim Krčmář
2016-02-08 16:15 ` Paolo Bonzini [this message]
2016-02-09 14:05 ` [PATCH 2/3] KVM: x86: consolidate "has lapic" checks into irq.c Radim Krčmář
2016-02-09 15:07 ` Paolo Bonzini
2016-02-09 15:21 ` Radim Krčmář
2016-02-08 16:15 ` [PATCH 3/3] KVM: x86: consolidate different ways to test for in-kernel LAPIC Paolo Bonzini
2016-02-09 14:14 ` Radim Krčmář
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