linux-kernel - Re: [PATCH v2 0/4] cgroup/cpuset: Improve CPU isolation in isolated partitions

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Date:   Sun, 12 Nov 2023 15:10:59 -0600
From:   Tejun Heo <tj@...nel.org>
To:     Waiman Long <longman@...hat.com>
Cc:     Zefan Li <lizefan.x@...edance.com>,
        Johannes Weiner <hannes@...xchg.org>,
        Jonathan Corbet <corbet@....net>,
        Lai Jiangshan <jiangshanlai@...il.com>,
        Shuah Khan <shuah@...nel.org>, cgroups@...r.kernel.org,
        linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-kselftest@...r.kernel.org, Peter Hunt <pehunt@...hat.com>,
        Frederic Weisbecker <frederic@...nel.org>
Subject: Re: [PATCH v2 0/4] cgroup/cpuset: Improve CPU isolation in isolated
 partitions

On Wed, Oct 25, 2023 at 02:25:51PM -0400, Waiman Long wrote:
> v2:
>  - Add 2 read-only workqueue sysfs files to expose the user requested
>    cpumask as well as the isolated CPUs to be excluded from
>    wq_unbound_cpumask.
>  - Ensure that caller of the new workqueue_unbound_exclude_cpumask()
>    hold cpus_read_lock.
>  - Update the cpuset code to make sure the cpus_read_lock is held
>    whenever workqueue_unbound_exclude_cpumask() may be called.

Applied to cgroup/for-6.8 with patch description for the third patch updated
to reflect the dropping of __DEBUG__ prefix.

Thanks.

-- 
tejun