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-rw-r--r--mm/workingset.c14
1 files changed, 2 insertions, 12 deletions
diff --git a/mm/workingset.c b/mm/workingset.c
index a2b28e356e68..0e38bec261a4 100644
--- a/mm/workingset.c
+++ b/mm/workingset.c
@@ -591,22 +591,12 @@ void workingset_refault(struct folio *folio, void *shadow)
*/
void workingset_activation(struct folio *folio)
{
- struct mem_cgroup *memcg;
-
- rcu_read_lock();
/*
* Filter non-memcg pages here, e.g. unmap can call
* mark_page_accessed() on VDSO pages.
- *
- * XXX: See workingset_refault() - this should return
- * root_mem_cgroup even for !CONFIG_MEMCG.
*/
- memcg = folio_memcg_rcu(folio);
- if (!mem_cgroup_disabled() && !memcg)
- goto out;
- workingset_age_nonresident(folio_lruvec(folio), folio_nr_pages(folio));
-out:
- rcu_read_unlock();
+ if (mem_cgroup_disabled() || folio_memcg_charged(folio))
+ workingset_age_nonresident(folio_lruvec(folio), folio_nr_pages(folio));
}
/*