From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stephen Hemminger <shemminger-ZtmgI6mnKB3QT0dZR+AlfA@public.gmane.org>
Subject: Re: cgroup debug seems dead?
Date: Tue, 19 Oct 2010 19:14:34 -0700
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To: Li Zefan <lizf-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
Cc: Paul Menage <menage-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>, containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org
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On Wed, 20 Oct 2010 09:43:06 +0800
Li Zefan <lizf-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org> wrote:

> Stephen Hemminger wrote:
> > On Tue, 19 Oct 2010 18:14:10 -0700
> > Paul Menage <menage-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org> wrote:
> > 
> >> On Tue, Oct 19, 2010 at 6:12 PM, Stephen Hemminger
> >> <shemminger-ZtmgI6mnKB3QT0dZR+AlfA@public.gmane.org> wrote:
> >>> Where is it stored in an array?
> >>>
> >>> ~/kernel/linux-2.6$ git grep debug_subsys
> >>> kernel/cgroup.c:        kfree(cont->subsys[debug_subsys_id]);
> >>> kernel/cgroup.c:struct cgroup_subsys debug_subsys = {
> >>> kernel/cgroup.c:        .subsys_id = debug_subsys_id,
> >> It's via the include of cgroup_subsys.h at the start of kernel/cgroup.c
> >>
> >> Paul
> > 
> > That would work but doesn't because the following is missing
> > in cgroup_subsys.h!
> 
> It's there in cgroup_subsys.h (2.6.36-rc8). What kernel are you using?

Found it, thanks. Still not sure why the tools were confused.