linux-kernel - Re: [PATCH] cgroup: Remove unnecessary call to strstrip()

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Date:   Thu, 14 Jan 2021 12:35:02 -0500
From:   Daniel Jordan <daniel.m.jordan@...cle.com>
To:     Michal Koutný <mkoutny@...e.com>,
        Hao Lee <haolee.swjtu@...il.com>
Cc:     tj@...nel.org, lizefan@...wei.com, hannes@...xchg.org,
        cgroups@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] cgroup: Remove unnecessary call to strstrip()

Hello Michal,

Michal Koutný <mkoutny@...e.com> writes:
> On Sun, Jan 03, 2021 at 02:50:01AM +0000, Hao Lee <haolee.swjtu@...il.com> wrote:
>> The string buf will be stripped in cgroup_procs_write_start() before it
>> is converted to int, so remove this unnecessary call to strstrip().
> Good catch, Hao.
>
> Perhaps the code be then simplified a bit
>
> -- >8 --
> From: =?UTF-8?q?Michal=20Koutn=C3=BD?= <mkoutny@...e.com>
> Date: Thu, 14 Jan 2021 13:23:39 +0100
> Subject: [PATCH] cgroup: cgroup.{procs,threads} factor out common parts
> MIME-Version: 1.0
> Content-Type: text/plain; charset=UTF-8
> Content-Transfer-Encoding: 8bit
>
> The functions cgroup_threads_start and cgroup_procs_start are almost

You meant cgroup_threads_write and cgroup_procs_write.

>  kernel/cgroup/cgroup.c | 55 +++++++++++-------------------------------
>  1 file changed, 14 insertions(+), 41 deletions(-)

Ok, sure, that's a good thing.

Reviewed-by: Daniel Jordan <daniel.m.jordan@...cle.com>