From: Tejun Heo <tj@kernel.org>
To: Mandeep Singh Baines <msb@chromium.org>
Cc: Li Zefan <lizf@cn.fujitsu.com>,
LKML <linux-kernel@vger.kernel.org>,
Frederic Weisbecker <fweisbec@gmail.com>,
containers@lists.linux-foundation.org, cgroups@vger.kernel.org,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Oleg Nesterov <oleg@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>,
Paul Menage <paul@paulmenage.org>
Subject: Re: [PATCH 1/5 V3] cgroup: remove redundate get/put of old css_set from migrate
Date: Tue, 20 Dec 2011 15:18:23 -0800 [thread overview]
Message-ID: <20111220231823.GK10752@google.com> (raw)
In-Reply-To: <1324422873-31001-2-git-send-email-msb@chromium.org>
Hello,
s/redundate/redundant/ in $SUBJ, right?
On Tue, Dec 20, 2011 at 03:14:29PM -0800, Mandeep Singh Baines wrote:
> Changes in V3:
> * Fixed to put error in retval (thanks Frederic Weisbecker)
> * https://lkml.org/lkml/2011/12/20/255
> Changes in V2:
> * Updated commit message as per Tejun's feedback:
> * https://lkml.org/lkml/2011/12/19/289
>
> -- >8 -- (snip)
Either put this as part of patch description or if you don't want it
to be part of commit message, put it between --- and diffstat.
Unfortunately, no tool understands "-- >8 --".
> We can now assume that the css_set reference held by the task
> will not go away for an exiting task. PF_EXITING state can be
> trusted throughout migration by checking it after locking
> threadgroup.
>
> While at it, renamed css_set_check_fetched to css_set_fetched.
> !css_set_fetched() seems to read better than
> !css_set_check_fetched().
I don't feel too hot about the renaming. Can you please drop it for
now?
> Signed-off-by: Mandeep Singh Baines <msb@chromium.org>
> Cc: Tejun Heo <tj@kernel.org>
> Cc: Li Zefan <lizf@cn.fujitsu.com>
> Cc: containers@lists.linux-foundation.org
> Cc: cgroups@vger.kernel.org
> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
> Cc: Frederic Weisbecker <fweisbec@gmail.com>
> Cc: Oleg Nesterov <oleg@redhat.com>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: Paul Menage <paul@paulmenage.org>
Other than that, looks good to me. I'll commit this once Li acks it.
Thanks.
--
tejun
next prev parent reply other threads:[~2011-12-20 23:18 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-12-20 23:14 [PATCH 0/5] cgroup: some cleanups of cgroup_attach_proc Mandeep Singh Baines
2011-12-20 23:14 ` [PATCH 1/5 V3] cgroup: remove redundate get/put of old css_set from migrate Mandeep Singh Baines
2011-12-20 23:18 ` Tejun Heo [this message]
2011-12-20 23:41 ` Mandeep Singh Baines
2011-12-20 23:42 ` Tejun Heo
2011-12-20 23:46 ` Tejun Heo
2011-12-21 1:10 ` Li Zefan
2011-12-20 23:14 ` [PATCH 2/5] cgroup: remove redundant get/put of task struct Mandeep Singh Baines
2011-12-20 23:23 ` Tejun Heo
2011-12-21 0:04 ` Mandeep Singh Baines
2011-12-20 23:14 ` [PATCH 3/5] cgroup: only need to check oldcgrp==newgrp once Mandeep Singh Baines
2011-12-21 1:29 ` Li Zefan
2011-12-20 23:14 ` [PATCH 4/5] cgroup: remove extra calls to find_existing_css_set Mandeep Singh Baines
2011-12-20 23:30 ` Tejun Heo
2011-12-20 23:47 ` Mandeep Singh Baines
2011-12-20 23:14 ` [PATCH 5/5] cgroup: separate out cgroup_attach_proc error handling code Mandeep Singh Baines
2011-12-20 23:35 ` Tejun Heo
2011-12-21 0:02 ` Mandeep Singh Baines
2011-12-21 0:13 ` Tejun Heo
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