linux-kernel - Re: [PATCH 6/6] cgroup: update debug controller to print out thread mode information

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Message-ID: <c857861d-ac8c-9fe6-c8d2-c023dcc26809@redhat.com>
Date:   Wed, 19 Jul 2017 11:41:09 -0400
From:   Waiman Long <longman@...hat.com>
To:     Tejun Heo <tj@...nel.org>
Cc:     lizefan@...wei.com, hannes@...xchg.org, peterz@...radead.org,
        mingo@...hat.com, cgroups@...r.kernel.org,
        linux-kernel@...r.kernel.org, kernel-team@...com, pjt@...gle.com,
        luto@...capital.net, efault@....de, torvalds@...ux-foundation.org,
        guro@...com
Subject: Re: [PATCH 6/6] cgroup: update debug controller to print out thread
 mode information

On 07/19/2017 11:31 AM, Tejun Heo wrote:
> Hello,
>
> On Mon, Jul 17, 2017 at 05:19:16PM -0400, Waiman Long wrote:
>>> +	if (cgroup_is_thread_root(css->cgroup))
>>> +		seq_puts(seq, "[thread root]\n");
>>> +	else if (cgroup_is_threaded(css->cgroup))
>>> +		seq_puts(seq, "[threaded]\n");
>> The cgroup status will not be needed anymore as you have introduced the
>> cgroup.type control file that returns the proper information.
> Ah, right, will drop this file.
>
> Thanks.
>
Oh, I am not saying that we should drop the whole patch. I just want to
drop the above 4 line of codes as they are not needed.

Thanks,
Longman