From 36c7b4db7c942ae9e1b111f0c6b468c8b2e33842 Mon Sep 17 00:00:00 2001 From: T.J. Alumbaugh Date: Wed, 18 Jan 2023 00:18:24 +0000 Subject: mm: multi-gen LRU: section for memcg LRU Move memcg LRU code into a dedicated section. Improve the design doc to outline its architecture. Link: https://lkml.kernel.org/r/20230118001827.1040870-5-talumbau@google.com Signed-off-by: T.J. Alumbaugh Cc: Yu Zhao Signed-off-by: Andrew Morton --- mm/memcontrol.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) (limited to 'mm/memcontrol.c') diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 893427aded01..17335459d8dc 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -476,12 +476,8 @@ static void mem_cgroup_update_tree(struct mem_cgroup *memcg, int nid) struct mem_cgroup_tree_per_node *mctz; if (lru_gen_enabled()) { - struct lruvec *lruvec = &memcg->nodeinfo[nid]->lruvec; - - /* see the comment on MEMCG_NR_GENS */ - if (soft_limit_excess(memcg) && lru_gen_memcg_seg(lruvec) != MEMCG_LRU_HEAD) - lru_gen_rotate_memcg(lruvec, MEMCG_LRU_HEAD); - + if (soft_limit_excess(memcg)) + lru_gen_soft_reclaim(&memcg->nodeinfo[nid]->lruvec); return; } -- cgit v1.2.3