From: Tejun Heo <tj@kernel.org>
To: Li Zefan <lizefan@huawei.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
Cgroups <cgroups@vger.kernel.org>,
Containers <containers@lists.linux-foundation.org>
Subject: Re: [PATCH v2 05/10] cpuset: re-structure update_cpumask() a bit
Date: Wed, 5 Jun 2013 13:57:21 -0700 [thread overview]
Message-ID: <20130605205721.GJ10693@mtj.dyndns.org> (raw)
In-Reply-To: <51AF01CF.1070706@huawei.com>
On Wed, Jun 05, 2013 at 05:15:59PM +0800, Li Zefan wrote:
> Check if cpus_allowed is to be changed before calling validate_change().
>
> This won't change any behavior, but later it will allow us to do this:
>
> # mkdir /cpuset/child
> # echo $$ > /cpuset/child/tasks /* empty cpuset */
> # echo > /cpuset/child/cpuset.cpus /* do nothing, won't fail */
>
> Without this patch, the last operation will fail.
>
> Signed-off-by: Li Zefan <lizefan@huawei.com>
Applied 1-5 to cgroup/for-3.11-cpuset.
git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git for-3.11-cpuset
Thanks.
--
tejun
next prev parent reply other threads:[~2013-06-05 20:57 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-05 9:14 [PATCH v2 00/10] cpuset: implement sane hierarchy behaviors Li Zefan
2013-06-05 9:15 ` [PATCH v2 01/10] cpuset: remove redundant check in cpuset_cpus_allowed_fallback() Li Zefan
2013-06-05 9:15 ` [PATCH v2 02/10] cpuset: cleanup guarantee_online_{cpus|mems}() Li Zefan
2013-06-05 9:15 ` [PATCH v2 03/10] cpuset: remove unnecessary variable in cpuset_attach() Li Zefan
2013-06-05 9:15 ` [PATCH v2 04/10] cpuset: remove cpuset_test_cpumask() Li Zefan
2013-06-05 9:15 ` [PATCH v2 05/10] cpuset: re-structure update_cpumask() a bit Li Zefan
2013-06-05 20:57 ` Tejun Heo [this message]
2013-06-05 9:16 ` [PATCH v2 06/10] cpuset: record old_mems_allowed in struct cpuset Li Zefan
2013-06-05 19:45 ` Tejun Heo
2013-06-06 9:58 ` Li Zefan
2013-06-05 9:16 ` [PATCH v2 07/10] cpuset: introduce effective_{cpumask|nodemask}_cpuset() Li Zefan
2013-06-05 9:16 ` [PATCH v2 08/10] cpuset: allow to keep tasks in empty cpusets Li Zefan
2013-06-05 20:51 ` Tejun Heo
2013-06-06 10:26 ` Li Zefan
2013-06-06 21:24 ` Tejun Heo
2013-06-05 9:17 ` [PATCH v2 09/10] cpuset: allow to move tasks to " Li Zefan
2013-06-05 9:17 ` [PATCH v2 10/10] cpuset: fix to migrate mm correctly in a corner case Li Zefan
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20130605205721.GJ10693@mtj.dyndns.org \
--to=tj@kernel.org \
--cc=cgroups@vger.kernel.org \
--cc=containers@lists.linux-foundation.org \
--cc=linux-kernel@vger.kernel.org \
--cc=lizefan@huawei.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®