[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <20140703110238.GA9748@hmsreliant.think-freely.org>
Date: Thu, 3 Jul 2014 07:02:38 -0400
From: Neil Horman <nhorman@...driver.com>
To: Tejun Heo <tj@...nel.org>
Cc: lizefan@...wei.com, cgroups@...r.kernel.org,
linux-kernel@...r.kernel.org, Johannes Weiner <hannes@...xchg.org>,
Michal Hocko <mhocko@...e.cz>, Vivek Goyal <vgoyal@...hat.com>,
Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Paul Mackerras <paulus@...ba.org>,
Ingo Molnar <mingo@...hat.com>,
Arnaldo Carvalho de Melo <acme@...nel.org>,
Aristeu Rozanski <aris@...hat.com>,
"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>
Subject: Re: [PATCH 2/5] cgroup: rename cgroup_subsys->base_cftypes to
->legacy_cftypes
On Wed, Jul 02, 2014 at 07:50:52PM -0400, Tejun Heo wrote:
> Currently, cgroup_subsys->base_cftypes is used for both the unified
> default hierarchy and legacy ones and subsystems can mark each file
> with either CFTYPE_ONLY_ON_DFL or CFTYPE_INSANE if it has to appear
> only on one of them. This is quite hairy and error-prone. Also, we
> may end up exposing interface files to the default hierarchy without
> thinking it through.
>
> cgroup_subsys will grow two separate cftype arrays and apply each only
> on the hierarchies of the matching type. This will allow organizing
> cftypes in a lot clearer way and encourage subsystems to scrutinize
> the interface which is being exposed in the new default hierarchy.
>
> In preparation, this patch renames cgroup_subsys->base_cftypes to
> cgroup_subsys->legacy_cftypes. This patch is pure rename.
>
> Signed-off-by: Tejun Heo <tj@...nel.org>
> Cc: Johannes Weiner <hannes@...xchg.org>
> Cc: Michal Hocko <mhocko@...e.cz>
> Cc: Li Zefan <lizefan@...wei.com>
> Cc: Vivek Goyal <vgoyal@...hat.com>
> Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>
> Cc: Paul Mackerras <paulus@...ba.org>
> Cc: Ingo Molnar <mingo@...hat.com>
> Cc: Arnaldo Carvalho de Melo <acme@...nel.org>
> Cc: Aristeu Rozanski <aris@...hat.com>
> Cc: Neil Horman <nhorman@...driver.com>
> Cc: Aneesh Kumar K.V <aneesh.kumar@...ux.vnet.ibm.com>
Acked-by: Neil Horman <nhorman@...driver.com>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists