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KVM: VMX: report internal error for the unhandleable event

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VM exits during Event Delivery is really unexpected if it is not caused
by Exceptions/EPT-VIOLATION/TASK_SWITCH, we'd better to report an internal
and freeze the guest, the VMM has the chance to check the guest

Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Xiao Guangrong
2012-10-17 13:46:52 +08:00
committed by Avi Kivity
parent 471842ec49
commit b9bf6882c1
2 changed files with 21 additions and 6 deletions
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8
include/linux/kvm.h
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@@ -170,8 +170,12 @@ struct kvm_pit_config {
#define KVM_EXIT_WATCHDOG 21
/* For KVM_EXIT_INTERNAL_ERROR */
#define KVM_INTERNAL_ERROR_EMULATION 1
#define KVM_INTERNAL_ERROR_SIMUL_EX 2
/* Emulate instruction failed. */
#define KVM_INTERNAL_ERROR_EMULATION 1
/* Encounter unexpected simultaneous exceptions. */
#define KVM_INTERNAL_ERROR_SIMUL_EX 2
/* Encounter unexpected vm-exit due to delivery event. */
#define KVM_INTERNAL_ERROR_DELIVERY_EV 3
/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
struct kvm_run {