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authorJohannes Weiner <hannes@cmpxchg.org>2016-01-20 15:02:32 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2016-01-20 17:09:18 -0800
commit127424c86bb6cb87f0b563d9fdcfbbaf3c86ecec (patch)
tree7748cabc717161032e479be17e20f5046c9a8335 /mm/slab.h
parent3893e302f6a377c4ef0f077f190bf760bf84e0be (diff)
downloadop-kernel-dev-127424c86bb6cb87f0b563d9fdcfbbaf3c86ecec.zip
op-kernel-dev-127424c86bb6cb87f0b563d9fdcfbbaf3c86ecec.tar.gz
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/slab.h')
-rw-r--r--mm/slab.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/mm/slab.h b/mm/slab.h
index c63b869..834ad24 100644
--- a/mm/slab.h
+++ b/mm/slab.h
@@ -173,7 +173,7 @@ ssize_t slabinfo_write(struct file *file, const char __user *buffer,
void __kmem_cache_free_bulk(struct kmem_cache *, size_t, void **);
int __kmem_cache_alloc_bulk(struct kmem_cache *, gfp_t, size_t, void **);
-#ifdef CONFIG_MEMCG_KMEM
+#if defined(CONFIG_MEMCG) && !defined(CONFIG_SLOB)
/*
* Iterate over all memcg caches of the given root cache. The caller must hold
* slab_mutex.
@@ -251,7 +251,7 @@ static __always_inline int memcg_charge_slab(struct page *page,
extern void slab_init_memcg_params(struct kmem_cache *);
-#else /* !CONFIG_MEMCG_KMEM */
+#else /* CONFIG_MEMCG && !CONFIG_SLOB */
#define for_each_memcg_cache(iter, root) \
for ((void)(iter), (void)(root); 0; )
@@ -292,7 +292,7 @@ static inline int memcg_charge_slab(struct page *page, gfp_t gfp, int order,
static inline void slab_init_memcg_params(struct kmem_cache *s)
{
}
-#endif /* CONFIG_MEMCG_KMEM */
+#endif /* CONFIG_MEMCG && !CONFIG_SLOB */
static inline struct kmem_cache *cache_from_obj(struct kmem_cache *s, void *x)
{
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