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From: Waiman Long <longman@redhat.com>
To: Tejun Heo <tj@kernel.org>, Li Zefan <lizefan@huawei.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>
Cc: cgroups@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-doc@vger.kernel.org, linux-mm@kvack.org,
	kernel-team@fb.com, pjt@google.com, luto@amacapital.net,
	efault@gmx.de, Waiman Long <longman@redhat.com>
Subject: [RFC PATCH 13/14] sched: Make cpu/cpuacct threaded controllers
Date: Fri, 21 Apr 2017 10:04:11 -0400	[thread overview]
Message-ID: <1492783452-12267-14-git-send-email-longman@redhat.com> (raw)
In-Reply-To: <1492783452-12267-1-git-send-email-longman@redhat.com>

Make cpu and cpuacct cgroup controllers usable within a threaded cgroup.

Signed-off-by: Waiman Long <longman@redhat.com>
---
 kernel/sched/core.c    | 1 +
 kernel/sched/cpuacct.c | 1 +
 2 files changed, 2 insertions(+)

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 78dfcaa..9d8beda 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -7432,6 +7432,7 @@ struct cgroup_subsys cpu_cgrp_subsys = {
 	.legacy_cftypes	= cpu_legacy_files,
 	.dfl_cftypes	= cpu_files,
 	.early_init	= true,
+	.threaded	= true,
 #ifdef CONFIG_CGROUP_CPUACCT
 	/*
 	 * cpuacct is enabled together with cpu on the unified hierarchy
diff --git a/kernel/sched/cpuacct.c b/kernel/sched/cpuacct.c
index fc1cf13..853d18a 100644
--- a/kernel/sched/cpuacct.c
+++ b/kernel/sched/cpuacct.c
@@ -414,4 +414,5 @@ struct cgroup_subsys cpuacct_cgrp_subsys = {
 	.css_free	= cpuacct_css_free,
 	.legacy_cftypes	= files,
 	.early_init	= true,
+	.threaded	= true,
 };
-- 
1.8.3.1

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  parent reply	other threads:[~2017-04-21 14:05 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-04-21 14:03 [RFC PATCH 00/14] cgroup: Implement cgroup v2 thread mode & CPU controller Waiman Long
2017-04-21 14:03 ` [RFC PATCH 01/14] cgroup: reorganize cgroup.procs / task write path Waiman Long
2017-04-21 14:04 ` [RFC PATCH 02/14] cgroup: add @flags to css_task_iter_start() and implement CSS_TASK_ITER_PROCS Waiman Long
2017-04-21 14:04 ` [RFC PATCH 03/14] cgroup: introduce cgroup->proc_cgrp and threaded css_set handling Waiman Long
2017-04-21 14:04 ` [RFC PATCH 04/14] cgroup: implement CSS_TASK_ITER_THREADED Waiman Long
2017-04-21 14:04 ` [RFC PATCH 05/14] cgroup: implement cgroup v2 thread support Waiman Long
2017-04-21 14:04 ` [RFC PATCH 06/14] cgroup: Fix reference counting bug in cgroup_procs_write() Waiman Long
2017-04-21 14:04 ` [RFC PATCH 07/14] cgroup: Move debug cgroup to its own file Waiman Long
2017-04-21 14:04 ` [RFC PATCH 08/14] cgroup: Keep accurate count of tasks in each css_set Waiman Long
2017-04-21 14:04 ` [RFC PATCH 09/14] cgroup: Make debug cgroup support v2 and thread mode Waiman Long
2017-04-21 14:04 ` [RFC PATCH 10/14] cgroup: Implement new thread mode semantics Waiman Long
2017-04-21 14:04 ` [RFC PATCH 11/14] sched: Misc preps for cgroup unified hierarchy interface Waiman Long
2017-04-21 14:04 ` [RFC PATCH 12/14] sched: Implement interface for cgroup unified hierarchy Waiman Long
2017-04-21 14:04 ` Waiman Long [this message]
2017-04-21 14:04 ` [RFC PATCH 14/14] cgroup: Enable separate control knobs for thread root internal processes Waiman Long
2017-04-26 16:05 ` [RFC PATCH 00/14] cgroup: Implement cgroup v2 thread mode & CPU controller Waiman Long
2017-04-26 22:30   ` Tejun Heo

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