Re: [PATCH v2] mm: memcg/slab: properly handle kmem_caches reparented to root_mem_cgroup

2019-06-21 Thread David Rientjes
On Thu, 20 Jun 2019, Roman Gushchin wrote: > As a result of reparenting a kmem_cache might belong to the root > memory cgroup. It happens when a top-level memory cgroup is removed, > and all associated kmem_caches are reparented to the root memory > cgroup. > > The root memory cgroup is special,

Re: [PATCH v2] mm: memcg/slab: properly handle kmem_caches reparented to root_mem_cgroup

2019-06-20 Thread Shakeel Butt
On Thu, Jun 20, 2019 at 2:35 PM Roman Gushchin wrote: > > As a result of reparenting a kmem_cache might belong to the root > memory cgroup. It happens when a top-level memory cgroup is removed, > and all associated kmem_caches are reparented to the root memory > cgroup. > > The root memory cgroup