diff options
| -rw-r--r-- | kvm/src/lib.rs | 12 | ||||
| -rw-r--r-- | src/linux.rs | 3 |
2 files changed, 13 insertions, 2 deletions
diff --git a/kvm/src/lib.rs b/kvm/src/lib.rs index de938b6..04810b2 100644 --- a/kvm/src/lib.rs +++ b/kvm/src/lib.rs @@ -696,7 +696,9 @@ pub enum VcpuExit<'a> { Watchdog, S390Tsch, Epr, - SystemEvent, + /// The cpu triggered a system level event which is specified by the type field. + /// The possible events are shutdown, reset, or crash. + SystemEvent(u32 /* event_type*/, u64 /* flags */), } /// A wrapper around creating and using a VCPU. @@ -803,7 +805,13 @@ impl Vcpu { KVM_EXIT_WATCHDOG => Ok(VcpuExit::Watchdog), KVM_EXIT_S390_TSCH => Ok(VcpuExit::S390Tsch), KVM_EXIT_EPR => Ok(VcpuExit::Epr), - KVM_EXIT_SYSTEM_EVENT => Ok(VcpuExit::SystemEvent), + KVM_EXIT_SYSTEM_EVENT => { + // Safe because we know the exit reason told us this union + // field is valid + let event_type = unsafe { run.__bindgen_anon_1.system_event.type_ }; + let event_flags = unsafe { run.__bindgen_anon_1.system_event.flags }; + Ok(VcpuExit::SystemEvent(event_type, event_flags)) + }, r => panic!("unknown kvm exit reason: {}", r), } } else { diff --git a/src/linux.rs b/src/linux.rs index e599740..0ea188b 100644 --- a/src/linux.rs +++ b/src/linux.rs @@ -468,6 +468,9 @@ fn run_vcpu(vcpu: Vcpu, } VcpuExit::Hlt => break, VcpuExit::Shutdown => break, + VcpuExit::SystemEvent(_, _) => + //TODO handle reboot and crash events + kill_signaled.store(true, Ordering::SeqCst), r => warn!("unexpected vcpu exit: {:?}", r), } } |