SCX_TG_ONLINE
WARN_ON_ONCE(tg->scx.flags & (SCX_TG_ONLINE | SCX_TG_INITED));
tg->scx.flags |= SCX_TG_ONLINE | SCX_TG_INITED;
tg->scx.flags |= SCX_TG_ONLINE;
WARN_ON_ONCE(!(tg->scx.flags & SCX_TG_ONLINE));
tg->scx.flags &= ~(SCX_TG_ONLINE | SCX_TG_INITED);
(SCX_TG_ONLINE | SCX_TG_INITED)) != SCX_TG_ONLINE)
SCX_TG_ONLINE);