From: Tejun Heo <htejun-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Michal Hocko <mhocko-AlSwsSmVLrQ@public.gmane.org>
Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
Tomasz Buchert <tomasz.buchert-MZpvjPyXg2s@public.gmane.org>,
Paul Menage <paul-inf54ven1CmVyaH7bEyXVA@public.gmane.org>,
Li Zefan <lizf-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>,
Andrew Morton
<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
Subject: Re: [PATCH] cgroup_freezer: fix freezing groups with stopped tasks
Date: Mon, 21 Nov 2011 15:07:09 -0800 [thread overview]
Message-ID: <20111121230709.GR25776@google.com> (raw)
In-Reply-To: <1321480234-29241-1-git-send-email-mhocko-AlSwsSmVLrQ@public.gmane.org>
Hello, Michal.
On Wed, Nov 16, 2011 at 10:50:34PM +0100, Michal Hocko wrote:
> +/* Task is frozen or will freeze immediately when next it gets woken */
> +static bool is_task_frozen_enough(struct task_struct *task)
> +{
> + return frozen(task) ||
> + (task_is_stopped_or_traced(task) && freezing(task));
> +}
Hmmm... w/ pending freezer updates, the above would always return
%true if there's freezing in progress, which can't be right. Maybe
just test stopped/traced?
http://git.kernel.org/?p=linux/kernel/git/tj/misc.git;a=shortlog;h=refs/heads/pm-freezer
Thanks.
--
tejun
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next prev parent reply other threads:[~2011-11-21 23:07 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-16 21:50 [PATCH] cgroup_freezer: fix freezing groups with stopped tasks Michal Hocko
[not found] ` <1321480234-29241-1-git-send-email-mhocko-AlSwsSmVLrQ@public.gmane.org>
2011-11-17 10:14 ` Tomasz Buchert
[not found] ` <4EC4DE9D.3040703-MZpvjPyXg2s@public.gmane.org>
2011-11-17 16:13 ` Michal Hocko
[not found] ` <20111117161318.GA1233-VqjxzfR4DlwKmadIfiO5sKVXKuFTiq87@public.gmane.org>
2011-11-17 17:03 ` Tomasz Buchert
2011-11-21 13:40 ` Michal Hocko
2011-11-21 23:07 ` Tejun Heo [this message]
[not found] ` <20111121230709.GR25776-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2011-11-22 2:20 ` Li Zefan
[not found] ` <4ECB06D2.6060106-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
2011-11-22 2:21 ` Tejun Heo
[not found] ` <20111122022118.GT25776-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2011-11-22 9:05 ` Michal Hocko
[not found] ` <20111122090522.GA26768-VqjxzfR4DlwKmadIfiO5sKVXKuFTiq87@public.gmane.org>
2011-11-22 15:39 ` Tejun Heo
[not found] ` <20111122153948.GE322-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2011-11-22 15:48 ` Tejun Heo
[not found] ` <20111122154748.GF322-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2011-11-23 2:00 ` Li Zefan
2011-11-24 10:04 ` Michal Hocko
[not found] ` <20111124100454.GE26036-VqjxzfR4DlwKmadIfiO5sKVXKuFTiq87@public.gmane.org>
2011-11-24 20:00 ` Tejun Heo
[not found] ` <20111124200009.GB6735-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2011-11-24 21:52 ` Michal Hocko
2011-11-22 15:56 ` Michal Hocko
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