PWN-Hunter/android_kernel_xiaomi_sdm845
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KVM: Move apic timer interrupt backlog processing to common code

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Beside the obvious goodness of making code more common, this prevents
a livelock with the next patch which moves interrupt injection out of the
critical section.

Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Avi Kivity 2007-10-16 16:23:22 +02:00
parent e25e3ed56f
commit ab6ef34b90
3 changed files with 2 additions and 2 deletions
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2
drivers/kvm/kvm_main.c
View File

@ -2144,6 +2144,8 @@ static int __vcpu_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
if (unlikely(r))
goto out;
kvm_inject_pending_timer_irqs(vcpu);
preempt_disable();
kvm_x86_ops->prepare_guest_switch(vcpu);

1
drivers/kvm/svm.c
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@ -1355,7 +1355,6 @@ static void svm_intr_assist(struct kvm_vcpu *vcpu)
struct vmcb *vmcb = svm->vmcb;
int intr_vector = -1;
kvm_inject_pending_timer_irqs(vcpu);
if ((vmcb->control.exit_int_info & SVM_EVTINJ_VALID) &&
((vmcb->control.exit_int_info & SVM_EVTINJ_TYPE_MASK) == 0)) {
intr_vector = vmcb->control.exit_int_info &

1
drivers/kvm/vmx.c
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@ -2191,7 +2191,6 @@ static void vmx_intr_assist(struct kvm_vcpu *vcpu)
int has_ext_irq, interrupt_window_open;
int vector;
kvm_inject_pending_timer_irqs(vcpu);
update_tpr_threshold(vcpu);
has_ext_irq = kvm_cpu_has_interrupt(vcpu);