From 47d2702b20f514296dbd1e065ff93f926ca112bd Mon Sep 17 00:00:00 2001 From: Roman Gushchin Date: Fri, 28 Jun 2024 21:03:11 +0000 Subject: [PATCH] mm: memcg: guard cgroup v1-specific code in mem_cgroup_print_oom_meminfo() Put cgroup v1-specific code in mem_cgroup_print_oom_meminfo() under CONFIG_MEMCG_V1. Link: https://lkml.kernel.org/r/20240628210317.272856-4-roman.gushchin@linux.dev Signed-off-by: Roman Gushchin Acked-by: Shakeel Butt Cc: Johannes Weiner Cc: Michal Hocko Cc: Muchun Song Signed-off-by: Andrew Morton --- mm/memcontrol.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 8954e323cefb..c6a5b0c60247 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -1535,6 +1535,7 @@ void mem_cgroup_print_oom_meminfo(struct mem_cgroup *memcg) pr_info("swap: usage %llukB, limit %llukB, failcnt %lu\n", K((u64)page_counter_read(&memcg->swap)), K((u64)READ_ONCE(memcg->swap.max)), memcg->swap.failcnt); +#ifdef CONFIG_MEMCG_V1 else { pr_info("memory+swap: usage %llukB, limit %llukB, failcnt %lu\n", K((u64)page_counter_read(&memcg->memsw)), @@ -1543,6 +1544,7 @@ void mem_cgroup_print_oom_meminfo(struct mem_cgroup *memcg) K((u64)page_counter_read(&memcg->kmem)), K((u64)memcg->kmem.max), memcg->kmem.failcnt); } +#endif pr_info("Memory cgroup stats for "); pr_cont_cgroup_path(memcg->css.cgroup);