[PATCH -mm 3/6] slab: use css id for naming per memcg caches

2015-01-16 Thread Vladimir Davydov
Currently, we use mem_cgroup->kmemcg_id to guarantee kmem_cache->name uniqueness. This is correct, because kmemcg_id is only released on css free after destroying all per memcg caches. However, I am going to change that and release kmemcg_id on css offline, because it is not wise to keep it for

[PATCH -mm 3/6] slab: use css id for naming per memcg caches

2015-01-16 Thread Vladimir Davydov
Currently, we use mem_cgroup-kmemcg_id to guarantee kmem_cache-name uniqueness. This is correct, because kmemcg_id is only released on css free after destroying all per memcg caches. However, I am going to change that and release kmemcg_id on css offline, because it is not wise to keep it for so