From: Waiman Long <longman@redhat.com>
To: Juri Lelli <juri.lelli@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@kernel.org>, Qais Yousef <qyousef@layalina.io>,
Tejun Heo <tj@kernel.org>, Zefan Li <lizefan.x@bytedance.com>,
Johannes Weiner <hannes@cmpxchg.org>, Hao Luo <haoluo@google.com>
Cc: Dietmar Eggemann <dietmar.eggemann@arm.com>,
Steven Rostedt <rostedt@goodmis.org>,
linux-kernel@vger.kernel.org, luca.abeni@santannapisa.it,
claudio@evidence.eu.com, tommaso.cucinotta@santannapisa.it,
bristot@redhat.com, mathieu.poirier@linaro.org,
cgroups@vger.kernel.org,
Vincent Guittot <vincent.guittot@linaro.org>,
Wei Wang <wvw@google.com>, Rick Yiu <rickyiu@google.com>,
Quentin Perret <qperret@google.com>,
Heiko Carstens <hca@linux.ibm.com>,
Vasily Gorbik <gor@linux.ibm.com>,
Alexander Gordeev <agordeev@linux.ibm.com>,
Sudeep Holla <sudeep.holla@arm.com>
Subject: Re: [PATCH v2 1/6] cgroup/cpuset: Rename functions dealing with DEADLINE accounting
Date: Wed, 3 May 2023 13:54:26 -0400 [thread overview]
Message-ID: <a3011e82-9e44-9292-dd51-e557d31930c2@redhat.com> (raw)
In-Reply-To: <20230503072228.115707-2-juri.lelli@redhat.com>
On 5/3/23 03:22, Juri Lelli wrote:
> 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 <qyousef@layalina.io>
> Signed-off-by: Juri Lelli <juri.lelli@redhat.com>
> ---
> 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 e4ca2dd2b764..428ab46291e2 100644
> --- a/kernel/cgroup/cpuset.c
> +++ b/kernel/cgroup/cpuset.c
> @@ -1066,7 +1066,7 @@ 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;
> @@ -1079,7 +1079,7 @@ 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;
> @@ -1107,7 +1107,7 @@ 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);
> @@ -1121,7 +1121,7 @@ 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);
> }
>
Reviewed-by: Waiman Long <longman@redhat.com>
next prev parent reply other threads:[~2023-05-03 17:55 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-03 7:22 [PATCH v2 0/6] sched/deadline: cpuset: Rework DEADLINE bandwidth restoration Juri Lelli
2023-05-03 7:22 ` [PATCH v2 1/6] cgroup/cpuset: Rename functions dealing with DEADLINE accounting Juri Lelli
2023-05-03 17:54 ` Waiman Long [this message]
2023-05-03 7:22 ` [PATCH v2 2/6] sched/cpuset: Bring back cpuset_mutex Juri Lelli
2023-05-03 17:55 ` Waiman Long
2023-05-04 6:18 ` Peter Zijlstra
2023-05-04 8:13 ` Juri Lelli
2023-05-04 6:21 ` Peter Zijlstra
2023-05-04 8:13 ` Juri Lelli
2023-05-03 7:22 ` [PATCH v2 3/6] sched/cpuset: Keep track of SCHED_DEADLINE task in cpusets Juri Lelli
2023-05-03 17:56 ` Waiman Long
2023-05-03 7:22 ` [PATCH v2 4/6] cgroup/cpuset: Iterate only if DEADLINE tasks are present Juri Lelli
2023-05-03 17:56 ` Waiman Long
2023-05-03 7:22 ` [PATCH v2 5/6] sched/deadline: Create DL BW alloc, free & check overflow interface Juri Lelli
2023-05-03 17:45 ` Waiman Long
2023-05-04 6:23 ` Peter Zijlstra
2023-05-04 8:15 ` Juri Lelli
2023-05-04 17:21 ` Dietmar Eggemann
2023-05-03 7:22 ` [PATCH v2 6/6] cgroup/cpuset: Free DL BW in case can_attach() fails Juri Lelli
2023-05-03 18:02 ` Waiman Long
2023-05-04 6:25 ` [PATCH v2 0/6] sched/deadline: cpuset: Rework DEADLINE bandwidth restoration Peter Zijlstra
2023-05-04 8:17 ` Juri Lelli
2023-05-05 19:31 ` Tejun Heo
2023-05-08 8:02 ` Juri Lelli
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