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mm: multi-gen LRU: cleanup lru_gen_soft_reclaim() 

lru_gen_soft_reclaim() gets the lruvec from the memcg and node ID to keep a
cleaner interface on the caller side.

Link: https://lkml.kernel.org/r/20230522112058.2965866-2-talumbau@google.com
Signed-off-by: T.J. Alumbaugh <talumbau@google.com>
Reviewed-by: Yuanchu Xie <yuanchu@google.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: Yu Zhao <yuzhao@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
T.J. Alumbaugh 2023-05-22 11:20:56 +00:00 committed by Andrew Morton
parent 0285762c6f
commit 5c7e7a0d79
3 changed files with 6 additions and 4 deletions
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4
include/linux/mmzone.h
View File

@ -534,7 +534,7 @@ void lru_gen_exit_memcg(struct mem_cgroup *memcg);
void lru_gen_online_memcg(struct mem_cgroup *memcg);
void lru_gen_offline_memcg(struct mem_cgroup *memcg);
void lru_gen_release_memcg(struct mem_cgroup *memcg);
void lru_gen_soft_reclaim(struct lruvec *lruvec);
void lru_gen_soft_reclaim(struct mem_cgroup *memcg, int nid);
#else /* !CONFIG_MEMCG */
@ -585,7 +585,7 @@ static inline void lru_gen_release_memcg(struct mem_cgroup *memcg)
{
}
static inline void lru_gen_soft_reclaim(struct lruvec *lruvec)
static inline void lru_gen_soft_reclaim(struct mem_cgroup *memcg, int nid)
{
}

2
mm/memcontrol.c
View File

@ -485,7 +485,7 @@ static void mem_cgroup_update_tree(struct mem_cgroup *memcg, int nid)
if (lru_gen_enabled()) {
if (soft_limit_excess(memcg))
lru_gen_soft_reclaim(&memcg->nodeinfo[nid]->lruvec);
lru_gen_soft_reclaim(memcg, nid);
return;
}

4
mm/vmscan.c
View File

@ -4846,8 +4846,10 @@ void lru_gen_release_memcg(struct mem_cgroup *memcg)
}
}
void lru_gen_soft_reclaim(struct lruvec *lruvec)
void lru_gen_soft_reclaim(struct mem_cgroup *memcg, int nid)
{
struct lruvec *lruvec = get_lruvec(memcg, nid);
/* see the comment on MEMCG_NR_GENS */
if (lru_gen_memcg_seg(lruvec) != MEMCG_LRU_HEAD)
lru_gen_rotate_memcg(lruvec, MEMCG_LRU_HEAD);