Commit e4fea72b authored by Yu Zhao's avatar Yu Zhao Committed by Andrew Morton
Browse files

mglru: mm/vmscan.c: fix imprecise comments 

Link: https://lkml.kernel.org/r/YzSWfFI+MOeb1ils@google.com


Signed-off-by: default avatarYu Zhao <yuzhao@google.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
parent 14aa8b2d

mm/vmscan.c

+4 −5
Original line number Diff line number Diff line
@@ -5076,7 +5076,7 @@ static bool should_abort_scan(struct lruvec *lruvec, unsigned long seq, 
	DEFINE_MAX_SEQ(lruvec);



	if (!current_is_kswapd()) {

		/* age each memcg once to ensure fairness */

		/* age each memcg at most once to ensure fairness */

		if (max_seq - seq > 1)

			return true;
@@ -5101,10 +5101,9 @@ static bool should_abort_scan(struct lruvec *lruvec, unsigned long seq, 


	/*

	 * A minimum amount of work was done under global memory pressure. For

	 * kswapd, it may be overshooting. For direct reclaim, the target isn't

	 * met, and yet the allocation may still succeed, since kswapd may have

	 * caught up. In either case, it's better to stop now, and restart if

	 * necessary.

	 * kswapd, it may be overshooting. For direct reclaim, the allocation

	 * may succeed if all suitable zones are somewhat safe. In either case,

	 * it's better to stop now, and restart later if necessary.

	 */

	for (i = 0; i <= sc->reclaim_idx; i++) {

		unsigned long wmark;