linux-kernel - [PATCH 1/6] cgroup/cpuset: Rename functions dealing with DEADLINE accounting

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Message-Id: <20230820152144.517461-2-qyousef@layalina.io>
Date:   Sun, 20 Aug 2023 16:21:39 +0100
From:   Qais Yousef <qyousef@...alina.io>
To:     stable@...r.kernel.org
Cc:     Juri Lelli <juri.lelli@...hat.com>,
        Waiman Long <longman@...hat.com>, Tejun Heo <tj@...nel.org>,
        Dietmar Eggemann <dietmar.eggemann@....com>,
        Peter Zijlstra <peterz@...radead.org>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Ingo Molnar <mingo@...nel.org>, Hao Luo <haoluo@...gle.com>,
        John Stultz <jstultz@...gle.com>, cgroups@...r.kernel.org,
        linux-kernel@...r.kernel.org, Qais Yousef <qyousef@...alina.io>
Subject: [PATCH 1/6] cgroup/cpuset: Rename functions dealing with DEADLINE accounting

From: Juri Lelli <juri.lelli@...hat.com>

commit ad3a557daf6915296a43ef97a3e9c48e076c9dd8 upstream.

rebuild_root_domains() and update_tasks_root_domain() have neutral
names, but actually deal with DEADLINE bandwidth accounting.

Rename them to use 'dl_' prefix so that intent is more clear.

No functional change.

Suggested-by: Qais Yousef (Google) <qyousef@...alina.io>
Signed-off-by: Juri Lelli <juri.lelli@...hat.com>
Reviewed-by: Waiman Long <longman@...hat.com>
Signed-off-by: Tejun Heo <tj@...nel.org>
(cherry picked from commit ad3a557daf6915296a43ef97a3e9c48e076c9dd8)
Signed-off-by: Qais Yousef (Google) <qyousef@...alina.io>
---
 kernel/cgroup/cpuset.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
index b476591168dc..96b56226a304 100644
--- a/kernel/cgroup/cpuset.c
+++ b/kernel/cgroup/cpuset.c
@@ -912,7 +912,7 @@ static int generate_sched_domains(cpumask_var_t **domains,
 	return ndoms;
 }
 
-static void update_tasks_root_domain(struct cpuset *cs)
+static void dl_update_tasks_root_domain(struct cpuset *cs)
 {
 	struct css_task_iter it;
 	struct task_struct *task;
@@ -925,7 +925,7 @@ static void update_tasks_root_domain(struct cpuset *cs)
 	css_task_iter_end(&it);
 }
 
-static void rebuild_root_domains(void)
+static void dl_rebuild_rd_accounting(void)
 {
 	struct cpuset *cs = NULL;
 	struct cgroup_subsys_state *pos_css;
@@ -953,7 +953,7 @@ static void rebuild_root_domains(void)
 
 		rcu_read_unlock();
 
-		update_tasks_root_domain(cs);
+		dl_update_tasks_root_domain(cs);
 
 		rcu_read_lock();
 		css_put(&cs->css);
@@ -967,7 +967,7 @@ partition_and_rebuild_sched_domains(int ndoms_new, cpumask_var_t doms_new[],
 {
 	mutex_lock(&sched_domains_mutex);
 	partition_sched_domains_locked(ndoms_new, doms_new, dattr_new);
-	rebuild_root_domains();
+	dl_rebuild_rd_accounting();
 	mutex_unlock(&sched_domains_mutex);
 }
 
-- 
2.34.1