diff options
| author |   Jiang, Yunhong <yunhong.jiang@intel.com> | 2016-07-21 17:36:35 +0000 |
|---|---|---|
| committer |   Gerrit Code Review <gerrit@172.30.200.206> | 2016-07-21 17:36:35 +0000 |
| commit | 9b50e9b415453b5a1f59a9f27ab64dcccf5abe9f (patch) | |
| tree | ead2238a876adecae99dce80b87375ab0d67c070 /kernel/arch | |
| parent | 2c4b40f9829b14aa9bf12338f39d4e93474c7c77 (diff) | |
| parent | 9b19dab47067a65808e46008e9b25929e5bed737 (diff) | |
Merge "KVM: x86: introduce cancel_hv_tscdeadline"
Diffstat (limited to 'kernel/arch')
| -rw-r--r-- | kernel/arch/x86/kvm/lapic.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/kernel/arch/x86/kvm/lapic.c b/kernel/arch/x86/kvm/lapic.c index 701f91234..e19426843 100644 --- a/kernel/arch/x86/kvm/lapic.c +++ b/kernel/arch/x86/kvm/lapic.c @@ -1294,14 +1294,19 @@ bool kvm_lapic_hv_timer_in_use(struct kvm_vcpu *vcpu) } EXPORT_SYMBOL_GPL(kvm_lapic_hv_timer_in_use); +static void cancel_hv_tscdeadline(struct kvm_lapic *apic) +{ + kvm_x86_ops->cancel_hv_timer(apic->vcpu); + apic->lapic_timer.hv_timer_in_use = false; +} + void kvm_lapic_expired_hv_timer(struct kvm_vcpu *vcpu) { struct kvm_lapic *apic = vcpu->arch.apic; WARN_ON(!apic->lapic_timer.hv_timer_in_use); WARN_ON(swait_active(&vcpu->wq)); - kvm_x86_ops->cancel_hv_timer(vcpu); - apic->lapic_timer.hv_timer_in_use = false; + cancel_hv_tscdeadline(apic); apic_timer_expired(apic); } EXPORT_SYMBOL_GPL(kvm_lapic_expired_hv_timer); @@ -1321,10 +1326,8 @@ void kvm_lapic_switch_to_hv_timer(struct kvm_vcpu *vcpu) hrtimer_cancel(&apic->lapic_timer.timer); /* In case the sw timer triggered in the window */ - if (atomic_read(&apic->lapic_timer.pending)) { - apic->lapic_timer.hv_timer_in_use = false; - kvm_x86_ops->cancel_hv_timer(apic->vcpu); - } + if (atomic_read(&apic->lapic_timer.pending)) + cancel_hv_tscdeadline(apic); } trace_kvm_hv_timer_state(vcpu->vcpu_id, apic->lapic_timer.hv_timer_in_use); @@ -1340,8 +1343,7 @@ void kvm_lapic_switch_to_sw_timer(struct kvm_vcpu *vcpu) if (!apic->lapic_timer.hv_timer_in_use) return; - kvm_x86_ops->cancel_hv_timer(vcpu); - apic->lapic_timer.hv_timer_in_use = false; + cancel_hv_tscdeadline(apic); if (atomic_read(&apic->lapic_timer.pending)) return; |