From: Vladimir Davydov <vdavydov@tarantool.org>
To: Tejun Heo <tj@kernel.org>
Cc: cl@linux.com, penberg@kernel.org, rientjes@google.com,
iamjoonsoo.kim@lge.com, akpm@linux-foundation.org, jsvana@fb.com,
hannes@cmpxchg.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, cgroups@vger.kernel.org, kernel-team@fb.com
Subject: Re: [PATCH 4/9] slab: reorganize memcg_cache_params
Date: Sat, 14 Jan 2017 16:30:00 +0300 [thread overview]
Message-ID: <20170114133000.GC2668@esperanza> (raw)
In-Reply-To: <20170114055449.11044-5-tj@kernel.org>
On Sat, Jan 14, 2017 at 12:54:44AM -0500, Tejun Heo wrote:
> We're gonna change how memcg caches are iterated. In preparation,
> clean up and reorganize memcg_cache_params.
>
> * The shared ->list is replaced by ->children in root and
> ->children_node in children.
>
> * ->is_root_cache is removed. Instead ->root_cache is moved out of
> the child union and now used by both root and children. NULL
> indicates root cache. Non-NULL a memcg one.
>
> This patch doesn't cause any observable behavior changes.
>
> Signed-off-by: Tejun Heo <tj@kernel.org>
> Cc: Vladimir Davydov <vdavydov.dev@gmail.com>
> Cc: Christoph Lameter <cl@linux.com>
> Cc: Pekka Enberg <penberg@kernel.org>
> Cc: David Rientjes <rientjes@google.com>
> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
> Cc: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Vladimir Davydov <vdavydov.dev@gmail.com>
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WARNING: multiple messages have this Message-ID (diff)
From: Vladimir Davydov <vdavydov@tarantool.org>
To: Tejun Heo <tj@kernel.org>
Cc: cl@linux.com, penberg@kernel.org, rientjes@google.com,
iamjoonsoo.kim@lge.com, akpm@linux-foundation.org, jsvana@fb.com,
hannes@cmpxchg.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, cgroups@vger.kernel.org, kernel-team@fb.com
Subject: Re: [PATCH 4/9] slab: reorganize memcg_cache_params
Date: Sat, 14 Jan 2017 16:30:00 +0300 [thread overview]
Message-ID: <20170114133000.GC2668@esperanza> (raw)
In-Reply-To: <20170114055449.11044-5-tj@kernel.org>
On Sat, Jan 14, 2017 at 12:54:44AM -0500, Tejun Heo wrote:
> We're gonna change how memcg caches are iterated. In preparation,
> clean up and reorganize memcg_cache_params.
>
> * The shared ->list is replaced by ->children in root and
> ->children_node in children.
>
> * ->is_root_cache is removed. Instead ->root_cache is moved out of
> the child union and now used by both root and children. NULL
> indicates root cache. Non-NULL a memcg one.
>
> This patch doesn't cause any observable behavior changes.
>
> Signed-off-by: Tejun Heo <tj@kernel.org>
> Cc: Vladimir Davydov <vdavydov.dev@gmail.com>
> Cc: Christoph Lameter <cl@linux.com>
> Cc: Pekka Enberg <penberg@kernel.org>
> Cc: David Rientjes <rientjes@google.com>
> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
> Cc: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Vladimir Davydov <vdavydov.dev@gmail.com>
next prev parent reply other threads:[~2017-01-14 13:30 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-14 5:54 [PATCHSET] slab: make memcg slab destruction scalable Tejun Heo
2017-01-14 5:54 ` Tejun Heo
2017-01-14 5:54 ` Tejun Heo
2017-01-14 5:54 ` [PATCH 1/9] Revert "slub: move synchronize_sched out of slab_mutex on shrink" Tejun Heo
2017-01-14 5:54 ` Tejun Heo
2017-01-14 5:54 ` [PATCH 2/9] slab: remove synchronous rcu_barrier() call in memcg cache release path Tejun Heo
2017-01-14 5:54 ` Tejun Heo
2017-01-14 13:19 ` Vladimir Davydov
2017-01-14 13:19 ` Vladimir Davydov
2017-01-14 15:19 ` Tejun Heo
2017-01-14 15:19 ` Tejun Heo
[not found] ` <20170114151921.GA32693-qYNAdHglDFBN0TnZuCh8vA@public.gmane.org>
2017-01-17 0:07 ` Joonsoo Kim
2017-01-17 0:07 ` Joonsoo Kim
2017-01-17 0:07 ` Joonsoo Kim
2017-01-17 16:37 ` Tejun Heo
2017-01-17 16:37 ` Tejun Heo
2017-01-17 17:02 ` Tejun Heo
2017-01-17 17:02 ` Tejun Heo
2017-01-14 5:54 ` [PATCH 3/9] slab: simplify shutdown_memcg_caches() Tejun Heo
2017-01-14 5:54 ` Tejun Heo
2017-01-14 13:27 ` Vladimir Davydov
2017-01-14 13:27 ` Vladimir Davydov
2017-01-14 15:38 ` Tejun Heo
2017-01-14 15:38 ` Tejun Heo
2017-01-14 15:53 ` Tejun Heo
2017-01-14 15:53 ` Tejun Heo
2017-01-14 5:54 ` [PATCH 4/9] slab: reorganize memcg_cache_params Tejun Heo
2017-01-14 5:54 ` Tejun Heo
2017-01-14 13:30 ` Vladimir Davydov [this message]
2017-01-14 13:30 ` Vladimir Davydov
2017-01-14 5:54 ` [PATCH 5/9] slab: link memcg kmem_caches on their associated memory cgroup Tejun Heo
2017-01-14 5:54 ` Tejun Heo
2017-01-14 13:33 ` Vladimir Davydov
2017-01-14 13:33 ` Vladimir Davydov
2017-01-14 5:54 ` [PATCH 6/9] slab: don't put memcg caches on slab_caches list Tejun Heo
2017-01-14 5:54 ` Tejun Heo
2017-01-14 13:39 ` Vladimir Davydov
2017-01-14 13:39 ` Vladimir Davydov
2017-01-14 15:39 ` Tejun Heo
2017-01-14 15:39 ` Tejun Heo
2017-01-14 15:39 ` Tejun Heo
2017-01-14 5:54 ` [PATCH 7/9] slab: introduce __kmemcg_cache_deactivate() Tejun Heo
2017-01-14 5:54 ` Tejun Heo
2017-01-14 13:42 ` Vladimir Davydov
2017-01-14 13:42 ` Vladimir Davydov
2017-01-14 15:39 ` Tejun Heo
2017-01-14 15:39 ` Tejun Heo
2017-01-14 5:54 ` [PATCH 8/9] slab: remove synchronous synchronize_sched() from memcg cache deactivation path Tejun Heo
2017-01-14 5:54 ` Tejun Heo
[not found] ` <20170114055449.11044-9-tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2017-01-14 13:57 ` Vladimir Davydov
2017-01-14 13:57 ` Vladimir Davydov
2017-01-14 13:57 ` Vladimir Davydov
2017-01-14 5:54 ` [PATCH 9/9] slab: remove slub sysfs interface files early for empty memcg caches Tejun Heo
2017-01-14 5:54 ` Tejun Heo
2017-01-14 14:00 ` Vladimir Davydov
2017-01-14 14:00 ` Vladimir Davydov
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