SCX_DISABLED
static atomic_t scx_enable_state_var = ATOMIC_INIT(SCX_DISABLED);
case SCX_DISABLED:
WARN_ON_ONCE(scx_set_enable_state(SCX_DISABLED) != SCX_DISABLING);
WARN_ON_ONCE(scx_set_enable_state(SCX_DISABLED) != SCX_DISABLING);
if (scx_enable_state() != SCX_DISABLED) {
WARN_ON_ONCE(scx_set_enable_state(SCX_ENABLING) != SCX_DISABLED);
if (state == SCX_DISABLED)
[SCX_DISABLED] = "disabled",