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KVM: x86: trace "exit to userspace" event

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Add tracepoint for userspace exit.

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
This commit is contained in:
Gleb Natapov
2010-10-24 16:49:08 +02:00
committed by Avi Kivity
parent 612819c3c6
commit 64be500706
2 changed files with 31 additions and 0 deletions
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virt/kvm/kvm_main.c
+1
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@@ -1562,6 +1562,7 @@ static long kvm_vcpu_ioctl(struct file *filp,
if (arg)
goto out;
r = kvm_arch_vcpu_ioctl_run(vcpu, vcpu->run);
trace_kvm_userspace_exit(vcpu->run->exit_reason, r);
break;
case KVM_GET_REGS: {
struct kvm_regs *kvm_regs;