diff options
Diffstat (limited to 'arch/powerpc/kvm/book3s_hv.c')
| -rw-r--r-- | arch/powerpc/kvm/book3s_hv.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c index ddbec60cb0d2..71d0c90b62bf 100644 --- a/arch/powerpc/kvm/book3s_hv.c +++ b/arch/powerpc/kvm/book3s_hv.c @@ -545,6 +545,17 @@ static int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu, case BOOK3S_INTERRUPT_PERFMON: r = RESUME_GUEST; break; + case BOOK3S_INTERRUPT_MACHINE_CHECK: + /* + * Deliver a machine check interrupt to the guest. + * We have to do this, even if the host has handled the + * machine check, because machine checks use SRR0/1 and + * the interrupt might have trashed guest state in them. + */ + kvmppc_book3s_queue_irqprio(vcpu, + BOOK3S_INTERRUPT_MACHINE_CHECK); + r = RESUME_GUEST; + break; case BOOK3S_INTERRUPT_PROGRAM: { ulong flags; |