KVM: x86: use guest_exit_irqoff

[cascardo/linux.git] / arch / x86 / kvm / svm.c

diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 1163e81..5bfdbbf 100644 (file)
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -1572,7 +1572,7 @@ static unsigned long svm_get_rflags(struct kvm_vcpu *vcpu)
 static void svm_set_rflags(struct kvm_vcpu *vcpu, unsigned long rflags)
 {
        /*
-        * Any change of EFLAGS.VM is accompained by a reload of SS
+        * Any change of EFLAGS.VM is accompanied by a reload of SS
         * (caused by either a task switch or an inter-privilege IRET),
         * so we do not need to update the CPL here.
         */
@@ -4935,6 +4935,12 @@ out:
 static void svm_handle_external_intr(struct kvm_vcpu *vcpu)
 {
        local_irq_enable();
+       /*
+        * We must have an instruction with interrupts enabled, so
+        * the timer interrupt isn't delayed by the interrupt shadow.
+        */
+       asm("nop");
+       local_irq_disable();
 }
 
 static void svm_sched_in(struct kvm_vcpu *vcpu, int cpu)