linux-kernel - Re: [RFC PATCH 5/5] Add a Signal Control Group Subsystem

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Message-Id: <1209020428.20681.5.camel@localhost.localdomain>
Date:	Thu, 24 Apr 2008 00:00:27 -0700
From:	Matt Helsley <matthltc@...ibm.com>
To:	Paul Menage <menage@...gle.com>
Cc:	Cedric Le Goater <clg@...ibm.com>,
	Linux-Kernel <linux-kernel@...r.kernel.org>,
	Oren Laadan <orenl@...columbia.edu>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Pavel Machek <pavel@....cz>,
	linux-pm@...ts.linux-foundation.org,
	Linux Containers <containers@...ts.linux-foundation.org>
Subject: Re: [RFC PATCH 5/5] Add a Signal Control Group Subsystem


On Wed, 2008-04-23 at 08:37 -0700, Paul Menage wrote:
> On Wed, Apr 23, 2008 at 8:17 AM, Cedric Le Goater <clg@...ibm.com> wrote:
> > Hello Matt !
> >
> >  > Add a signal control group subsystem that allows us to send signals to all tasks
> >  > in the control group by writing the desired signal(7) number to the kill file.
> >  >
> >  > NOTE: We don't really need per-cgroup state, but control groups doesn't support
> >  > stateless subsystems yet.
> >  >
> >  > Signed-off-by: Matt Helsley <matthltc@...ibm.com>
> >  > ---
> >  >  include/linux/cgroup_signal.h |   28 +++++++++
> >  >  include/linux/cgroup_subsys.h |    6 +
> >  >  init/Kconfig                  |    6 +
> >  >  kernel/Makefile               |    1
> >  >  kernel/cgroup_signal.c        |  129 ++++++++++++++++++++++++++++++++++++++++++
> >  >  5 files changed, 170 insertions(+)
> >
> >
> >  I think there is a small race with new tasks entering the cgroup
> >  while it's beeing killed, and a _fork ops would handle that. nop ?
> >
> 
> I never saw the actual patch (what lists did it go out to?) but I

Hi Paul,

	Sorry about this. MTA issues again :(. I think I've gotten them fixed
*this* time. I've resent them and you should have received your own copy
this time. Please let me know if you still aren't receiving them.

Cheers,
	-Matt

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