SCX_KF_SELECT_CPU
SCX_KF_ENQUEUE | SCX_KF_SELECT_CPU | SCX_KF_REST,
__SCX_KF_TERMINAL = SCX_KF_ENQUEUE | SCX_KF_SELECT_CPU | SCX_KF_REST,
SCX_KF_ENQUEUE | SCX_KF_SELECT_CPU,
if (!scx_kf_allowed(sch, SCX_KF_SELECT_CPU | SCX_KF_ENQUEUE))