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authorJohannes Weiner <hannes@cmpxchg.org>2016-01-21 02:02:32 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2016-01-21 04:09:18 +0300
commit127424c86bb6cb87f0b563d9fdcfbbaf3c86ecec (patch)
tree7748cabc717161032e479be17e20f5046c9a8335 /mm/list_lru.c
parent3893e302f6a377c4ef0f077f190bf760bf84e0be (diff)
downloadlinux-127424c86bb6cb87f0b563d9fdcfbbaf3c86ecec.tar.xz
mm: memcontrol: move kmem accounting code to CONFIG_MEMCG
The cgroup2 memory controller will account important in-kernel memory consumers per default. Move all necessary components to CONFIG_MEMCG. Signed-off-by: Johannes Weiner <hannes@cmpxchg.org> Acked-by: Vladimir Davydov <vdavydov@virtuozzo.com> Cc: Michal Hocko <mhocko@suse.cz> Cc: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/list_lru.c')
-rw-r--r--mm/list_lru.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/mm/list_lru.c b/mm/list_lru.c
index afc71ea9a381..1d05cb9d363d 100644
--- a/mm/list_lru.c
+++ b/mm/list_lru.c
@@ -12,7 +12,7 @@
#include <linux/mutex.h>
#include <linux/memcontrol.h>
-#ifdef CONFIG_MEMCG_KMEM
+#if defined(CONFIG_MEMCG) && !defined(CONFIG_SLOB)
static LIST_HEAD(list_lrus);
static DEFINE_MUTEX(list_lrus_mutex);
@@ -37,9 +37,9 @@ static void list_lru_register(struct list_lru *lru)
static void list_lru_unregister(struct list_lru *lru)
{
}
-#endif /* CONFIG_MEMCG_KMEM */
+#endif /* CONFIG_MEMCG && !CONFIG_SLOB */
-#ifdef CONFIG_MEMCG_KMEM
+#if defined(CONFIG_MEMCG) && !defined(CONFIG_SLOB)
static inline bool list_lru_memcg_aware(struct list_lru *lru)
{
/*
@@ -104,7 +104,7 @@ list_lru_from_kmem(struct list_lru_node *nlru, void *ptr)
{
return &nlru->lru;
}
-#endif /* CONFIG_MEMCG_KMEM */
+#endif /* CONFIG_MEMCG && !CONFIG_SLOB */
bool list_lru_add(struct list_lru *lru, struct list_head *item)
{
@@ -292,7 +292,7 @@ static void init_one_lru(struct list_lru_one *l)
l->nr_items = 0;
}
-#ifdef CONFIG_MEMCG_KMEM
+#if defined(CONFIG_MEMCG) && !defined(CONFIG_SLOB)
static void __memcg_destroy_list_lru_node(struct list_lru_memcg *memcg_lrus,
int begin, int end)
{
@@ -529,7 +529,7 @@ static int memcg_init_list_lru(struct list_lru *lru, bool memcg_aware)
static void memcg_destroy_list_lru(struct list_lru *lru)
{
}
-#endif /* CONFIG_MEMCG_KMEM */
+#endif /* CONFIG_MEMCG && !CONFIG_SLOB */
int __list_lru_init(struct list_lru *lru, bool memcg_aware,
struct lock_class_key *key)