vcpu_set_singleshot_timer
struct vcpu_set_singleshot_timer oneshot;
offsetof(struct vcpu_set_singleshot_timer, timeout_abs_ns));
sizeof_field(struct vcpu_set_singleshot_timer, timeout_abs_ns));
offsetof(struct vcpu_set_singleshot_timer, flags));
sizeof_field(struct vcpu_set_singleshot_timer, flags));
struct vcpu_set_singleshot_timer single;
DEFINE_GUEST_HANDLE_STRUCT(vcpu_set_singleshot_timer);