From: Balbir Singh <bsingharora-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: Balbir Singh
<bsingharora-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Oleg Nesterov <oleg-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
Andrew Morton
<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
"linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org"
<linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org>
Subject: Re: [RFC][PATCH] cgroup_threadgroup_rwsem - affects scalability and OOM
Date: Fri, 12 Aug 2016 09:47:13 +1000 [thread overview]
Message-ID: <20160811234713.GA22218@350D> (raw)
In-Reply-To: <20160810194306.GP25053-qYNAdHglDFBN0TnZuCh8vA@public.gmane.org>
On Wed, Aug 10, 2016 at 03:43:06PM -0400, Tejun Heo wrote:
> Hello,
>
> Edited subject and description and applied the patch to
> cgroup/for-4.8-fixes w/ stable cc'd.
>
Thanks, Found a typo below.. small nit
> Thanks.
> ------ 8< ------
<snip>
> This patch moves the threadgroup_change_begin from before
> cgroup_fork() to just before cgroup_canfork(). There is no nee to
^ need
> worry about threadgroup changes till the task is actually added to the
> threadgroup. This avoids having to call reclaim with
> cgroup_threadgroup_rwsem held.
>
WARNING: multiple messages have this Message-ID (diff)
From: Balbir Singh <bsingharora@gmail.com>
To: Tejun Heo <tj@kernel.org>
Cc: Balbir Singh <bsingharora@gmail.com>,
cgroups@vger.kernel.org, Oleg Nesterov <oleg@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>
Subject: Re: [RFC][PATCH] cgroup_threadgroup_rwsem - affects scalability and OOM
Date: Fri, 12 Aug 2016 09:47:13 +1000 [thread overview]
Message-ID: <20160811234713.GA22218@350D> (raw)
In-Reply-To: <20160810194306.GP25053@mtj.duckdns.org>
On Wed, Aug 10, 2016 at 03:43:06PM -0400, Tejun Heo wrote:
> Hello,
>
> Edited subject and description and applied the patch to
> cgroup/for-4.8-fixes w/ stable cc'd.
>
Thanks, Found a typo below.. small nit
> Thanks.
> ------ 8< ------
<snip>
> This patch moves the threadgroup_change_begin from before
> cgroup_fork() to just before cgroup_canfork(). There is no nee to
^ need
> worry about threadgroup changes till the task is actually added to the
> threadgroup. This avoids having to call reclaim with
> cgroup_threadgroup_rwsem held.
>
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2016-08-11 23:47 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-09 4:19 [RFC][PATCH] cgroup_threadgroup_rwsem - affects scalability and OOM Balbir Singh
2016-08-09 4:19 ` Balbir Singh
[not found] ` <4717ef90-ca86-4a34-c63a-94b8b4bfaaec-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-08-09 6:29 ` Tejun Heo
2016-08-09 6:29 ` Tejun Heo
2016-08-09 7:02 ` Balbir Singh
[not found] ` <0a7ffe43-c0c6-85df-9bc2-d00fc837e284-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-08-09 14:26 ` Tejun Heo
2016-08-09 14:26 ` Tejun Heo
[not found] ` <20160809142603.GE4906-qYNAdHglDFBN0TnZuCh8vA@public.gmane.org>
2016-08-10 1:21 ` Balbir Singh
2016-08-10 1:21 ` Balbir Singh
2016-08-09 9:00 ` Zefan Li
2016-08-09 9:00 ` Zefan Li
2016-08-09 13:57 ` Balbir Singh
2016-08-10 1:31 ` Zefan Li
2016-08-10 1:31 ` Zefan Li
2016-08-09 18:09 ` Oleg Nesterov
2016-08-10 19:43 ` Tejun Heo
2016-08-10 19:43 ` Tejun Heo
[not found] ` <20160810194306.GP25053-qYNAdHglDFBN0TnZuCh8vA@public.gmane.org>
2016-08-11 23:47 ` Balbir Singh [this message]
2016-08-11 23:47 ` Balbir Singh
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=20160811234713.GA22218@350D \
--to=bsingharora-re5jqeeqqe8avxtiumwx3w@public.gmane.org \
--cc=akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org \
--cc=cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
--cc=linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org \
--cc=oleg-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org \
--cc=tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.