linux-master/mm/vmscan.c

174 	struct reclaim_state reclaim_state;
254 				   struct reclaim_state *rs)
257 	WARN_ON_ONCE(rs && task->reclaim_state);
260 	WARN_ON_ONCE(!rs && !task->reclaim_state);
262 	task->reclaim_state = rs;
272 	 * Currently, reclaim_state->reclaimed includes three types of pages
299 	if (current->reclaim_state && root_reclaim(sc)) {
300 		sc->nr_reclaimed += current->reclaim_state->reclaimed;
301 		current->reclaim_state->reclaimed = 0;
3652 	struct lru_gen_mm_walk *walk = current->reclaim_state->mm_walk;
3664 	current->reclaim_state->mm_walk = walk;
3671 	struct lru_gen_mm_walk *walk = current->reclaim_state->mm_walk;
3676 	current->reclaim_state->mm_walk = NULL;
4018 	walk = current->reclaim_state ? current->reclaim_state->mm_walk : NULL;
4576 	walk = current->reclaim_state->mm_walk;
5462 	set_task_reclaim_state(current, &sc.reclaim_state);
6446 	set_task_reclaim_state(current, &sc.reclaim_state);
6475 	WARN_ON_ONCE(!current->reclaim_state);
6525 	set_task_reclaim_state(current, &sc.reclaim_state);
6780 	set_task_reclaim_state(current, &sc.reclaim_state);
7254 	set_task_reclaim_state(current, &sc.reclaim_state);
7419 	set_task_reclaim_state(p, &sc.reclaim_state);