From: Andrew Morton <akpm@linux-foundation.org>
To: Tejun Heo <tj@kernel.org>
Cc: hannes@cmpxchg.org, mhocko@kernel.org, cgroups@vger.kernel.org,
linux-mm@kvack.org, vdavydov@parallels.com, kernel-team@fb.com
Subject: Re: [PATCH 2/2] memcg: always enable kmemcg on the default hierarchy
Date: Mon, 31 Aug 2015 15:54:23 -0700 [thread overview]
Message-ID: <20150831155423.41fd128501c0e75ab1981a65@linux-foundation.org> (raw)
In-Reply-To: <20150828220237.GE11089@htj.dyndns.org>
On Fri, 28 Aug 2015 18:02:37 -0400 Tejun Heo <tj@kernel.org> wrote:
> On the default hierarchy, all memory consumption will be accounted
> together and controlled by the same set of limits. Enable kmemcg on
> the default hierarchy by default. Boot parameter "disable_kmemcg" can
> be specified to turn it off.
>
> ...
>
> mm/memcontrol.c | 43 ++++++++++++++++++++++++++++++-------------
> 1 file changed, 30 insertions(+), 13 deletions(-)
Some documentation updates will be needed?
> --- a/mm/memcontrol.c
> +++ b/mm/memcontrol.c
> @@ -346,6 +346,17 @@ EXPORT_SYMBOL(tcp_proto_cgroup);
> #endif
>
> #ifdef CONFIG_MEMCG_KMEM
> +
> +static bool kmemcg_disabled;
> +
> +static int __init disable_kmemcg(char *s)
> +{
> + kmemcg_disabled = true;
> + pr_info("memcg: kernel memory support disabled on cgroup2");
typo?
> + return 0;
> +}
> +__setup("disable_kmemcg", disable_kmemcg);
--
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next prev parent reply other threads:[~2015-08-31 22:54 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-28 22:01 [PATCH 1/2] memcg: flatten task_struct->memcg_oom Tejun Heo
2015-08-28 22:02 ` [PATCH 2/2] memcg: always enable kmemcg on the default hierarchy Tejun Heo
2015-08-31 22:54 ` Andrew Morton [this message]
2015-09-04 21:00 ` [PATCH v2 3/2] memcg: punt high overage reclaim to return-to-userland path Tejun Heo
2015-09-07 9:23 ` Michal Hocko
2015-09-08 16:59 ` Tejun Heo
2015-09-07 11:38 ` Vladimir Davydov
2015-09-08 17:00 ` Tejun Heo
2015-09-15 9:20 ` [PATCH 2/2] memcg: always enable kmemcg on the default hierarchy Johannes Weiner
2015-09-01 15:25 ` [PATCH 1/2] memcg: flatten task_struct->memcg_oom Michal Hocko
2015-09-02 11:45 ` Vladimir Davydov
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