linux-kernel - Re: [PATCH v2 07/11] RFC cgroup/cpuset-v1: Add deprecation messages to sched_relax_domain

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Message-ID: <5b572a4b-a68b-4766-abb3-fb1e964c59b3@redhat.com>
Date: Tue, 11 Mar 2025 11:10:40 -0400
From: Waiman Long <llong@...hat.com>
To: Michal Koutný <mkoutny@...e.com>,
 cgroups@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>, Tejun Heo
 <tj@...nel.org>, Johannes Weiner <hannes@...xchg.org>
Subject: Re: [PATCH v2 07/11] RFC cgroup/cpuset-v1: Add deprecation messages
 to sched_relax_domain_level


On 3/11/25 8:36 AM, Michal Koutný wrote:
> This is not a properly hierarchical resource, it might be better
> implemented based on a sched_attr.
>
> Cc: Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>
> Signed-off-by: Michal Koutný <mkoutny@...e.com>
> ---
>   kernel/cgroup/cpuset-v1.c | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/kernel/cgroup/cpuset-v1.c b/kernel/cgroup/cpuset-v1.c
> index 7c37fabcf0ba8..5516df307d520 100644
> --- a/kernel/cgroup/cpuset-v1.c
> +++ b/kernel/cgroup/cpuset-v1.c
> @@ -175,6 +175,7 @@ static int cpuset_write_s64(struct cgroup_subsys_state *css, struct cftype *cft,
>   
>   	switch (type) {
>   	case FILE_SCHED_RELAX_DOMAIN_LEVEL:
> +		pr_info_once("cpuset.%s is deprecated\n", cft->name);
>   		retval = update_relax_domain_level(cs, val);
>   		break;
>   	default:
Acked-by: Waiman Long <longman@...hat.com>