From: Zefan Li <lizefan@huawei.com>
To: Waiman Long <longman@redhat.com>, Tejun Heo <tj@kernel.org>,
"Johannes Weiner" <hannes@cmpxchg.org>,
Jonathan Corbet <corbet@lwn.net>
Cc: <linux-kernel@vger.kernel.org>, <linux-doc@vger.kernel.org>
Subject: Re: [PATCH] cpuset: Allow v2 behavior in v1 cgroup
Date: Wed, 16 Aug 2017 09:20:27 +0800 [thread overview]
Message-ID: <59939DDB.8010205@huawei.com> (raw)
In-Reply-To: <1502818040-9967-1-git-send-email-longman@redhat.com>
On 2017/8/16 1:27, Waiman Long wrote:
> Cpuset v2 has some valuable attributes that are not present in
> v1 because of backward compatibility concern. One of that is the
> restoration of the original cpu and memory node mask after a hot
> removal and addition event sequence.
>
> This patch adds a new kernel command line option "cpuset_v2_mode=" to
> allow cpuset to have v2 behavior in a v1 cgroup when using a non-zero
> value. This enables users to optionally enable cpuset v2 behavior if
> they choose to.
>
> Signed-off-by: Waiman Long <longman@redhat.com>
I have no strong objection. I have received quite a few requests for
this in the past, and some were from other departments in my company.
next prev parent reply other threads:[~2017-08-16 1:20 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-15 17:27 [PATCH] cpuset: Allow v2 behavior in v1 cgroup Waiman Long
2017-08-16 1:20 ` Zefan Li [this message]
2017-08-16 14:29 ` Tejun Heo
2017-08-16 14:34 ` Waiman Long
2017-08-16 14:36 ` Tejun Heo
2017-08-16 14:39 ` Waiman Long
2017-08-17 21:05 ` kbuild test robot
2017-08-17 21:14 ` kbuild test robot
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