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KVM: VMX: Report unexpected simultaneous exceptions as internal errors

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These happen when we trap an exception when another exception is being
delivered; we only expect these with MCEs and page faults.  If something
unexpected happens, things probably went south and we're better off reporting
an internal error and freezing.

Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity
2009-11-04 11:59:01 +02:00
parent a9c7399d6c
commit 65ac726404
2 changed files with 9 additions and 3 deletions
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include/linux/kvm.h
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@ -163,6 +163,7 @@ struct kvm_pit_config {
/* For KVM_EXIT_INTERNAL_ERROR */
#define KVM_INTERNAL_ERROR_EMULATION 1
#define KVM_INTERNAL_ERROR_SIMUL_EX 2
/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
struct kvm_run {