linux-kernel - [PATCH v4 3/5] cgroup: Make debug controller report new controller masks

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Date:   Tue, 20 Nov 2018 12:51:27 -0500
From:   Waiman Long <longman@...hat.com>
To:     Tejun Heo <tj@...nel.org>, Li Zefan <lizefan@...wei.com>,
        Johannes Weiner <hannes@...xchg.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Jonathan Corbet <corbet@....net>
Cc:     cgroups@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-doc@...r.kernel.org, Roman Gushchin <guro@...com>,
        Jens Axboe <axboe@...nel.dk>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Dennis Zhou <dennis@...nel.org>,
        Shakeel Butt <shakeelb@...gle.com>,
        Waiman Long <longman@...hat.com>
Subject: [PATCH v4 3/5] cgroup: Make debug controller report new controller masks

The newly added cgroup controller masks (subtree_bypass and
enable_ss_mask) are now being reported in the debug.masks controller
file.

Signed-off-by: Waiman Long <longman@...hat.com>
---
 kernel/cgroup/debug.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/kernel/cgroup/debug.c b/kernel/cgroup/debug.c
index 5f1b873..176bb9e 100644
--- a/kernel/cgroup/debug.c
+++ b/kernel/cgroup/debug.c
@@ -263,6 +263,8 @@ static int cgroup_masks_read(struct seq_file *seq, void *v)
 
 	cgroup_masks_read_one(seq, "subtree_control", cgrp->subtree_control);
 	cgroup_masks_read_one(seq, "subtree_ss_mask", cgrp->subtree_ss_mask);
+	cgroup_masks_read_one(seq, "subtree_bypass",  cgrp->subtree_bypass);
+	cgroup_masks_read_one(seq, "enable_ss_mask",  cgrp->enable_ss_mask);
 
 	cgroup_kn_unlock(of->kn);
 	return 0;
-- 
1.8.3.1