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From: Frederic Weisbecker <fweisbec@gmail.com>
To: Li Zefan <lizf@cn.fujitsu.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Aditya Kali <adityakali@google.com>,
	Oleg Nesterov <oleg@redhat.com>
Subject: Re: [PATCH 4/8] cgroups: New cancel_attach_task subsystem callback
Date: Sat, 27 Aug 2011 15:58:58 +0200	[thread overview]
Message-ID: <20110827135856.GJ3298@somewhere> (raw)
In-Reply-To: <4E4B2A33.6060909@cn.fujitsu.com>

On Wed, Aug 17, 2011 at 10:40:51AM +0800, Li Zefan wrote:
> Frederic Weisbecker wrote:
> > To cancel a process attachment on a subsystem, we only call the
> > cancel_attach() callback once on the leader but we have no
> > way to cancel the attachment individually for each member of
> > the process group.
> > 
> > This is going to be needed for the max number of tasks susbystem
> > that is coming.
> > 
> > To prepare for this integration, call a new cancel_attach_task()
> > callback on each task of the group until we reach the member that
> > failed to attach.
> > 
> 
> Document this new callback in Documentation/cgroups/cgroups.txt

I will.

Thanks.

  reply	other threads:[~2011-08-27 13:59 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-29 16:13 [PATCH 0/8 v3] cgroups: Task counter subsystem (was: New max number of tasks subsystem) Frederic Weisbecker
2011-07-29 16:13 ` [PATCH 1/8] cgroups: Add res_counter_write_u64() API Frederic Weisbecker
2011-08-09 15:17   ` Oleg Nesterov
2011-08-09 17:31     ` Frederic Weisbecker
2011-07-29 16:13 ` [PATCH 2/8] cgroups: New resource counter inheritance API Frederic Weisbecker
2011-07-29 16:13 ` [PATCH 3/8] cgroups: Add previous cgroup in can_attach_task/attach_task callbacks Frederic Weisbecker
2011-08-17  2:40   ` Li Zefan
2011-08-27 13:58     ` Frederic Weisbecker
2011-07-29 16:13 ` [PATCH 4/8] cgroups: New cancel_attach_task subsystem callback Frederic Weisbecker
2011-08-17  2:40   ` Li Zefan
2011-08-27 13:58     ` Frederic Weisbecker [this message]
2011-07-29 16:13 ` [PATCH 5/8] cgroups: Ability to stop res charge propagation on bounded ancestor Frederic Weisbecker
2011-08-17  2:41   ` Li Zefan
2011-08-27 13:59     ` Frederic Weisbecker
2011-07-29 16:13 ` [PATCH 6/8] cgroups: Add res counter common ancestor searching Frederic Weisbecker
2011-07-29 16:13 ` [PATCH 7/8] cgroups: Add a task counter subsystem Frederic Weisbecker
2011-08-01 23:13   ` Andrew Morton
2011-08-04 14:05     ` Frederic Weisbecker
2011-08-09 15:11   ` Oleg Nesterov
2011-08-09 17:27     ` Frederic Weisbecker
2011-08-09 17:57       ` Oleg Nesterov
2011-08-09 18:09         ` Frederic Weisbecker
2011-08-09 18:19           ` Oleg Nesterov
2011-08-09 18:34             ` Frederic Weisbecker
2011-08-09 18:39               ` Oleg Nesterov
2011-08-17  3:18   ` Li Zefan
2011-08-27 14:16     ` Frederic Weisbecker
2011-07-29 16:13 ` [PATCH 8/8] res_counter: Allow charge failure pointer to be null Frederic Weisbecker
2011-08-17  2:44   ` Li Zefan
2011-08-27 14:05     ` Frederic Weisbecker
2011-08-01 23:19 ` [PATCH 0/8 v3] cgroups: Task counter subsystem (was: New max number of tasks subsystem) Andrew Morton
2011-08-03 14:29   ` Frederic Weisbecker
2011-08-12 21:11   ` Tim Hockin
2011-08-16 16:01     ` Kay Sievers
2011-08-18 14:33       ` [RFD] Task counter: cgroup core feature or cgroup subsystem? (was Re: [PATCH 0/8 v3] cgroups: Task counter subsystem) Frederic Weisbecker
2011-08-23 16:07         ` Paul Menage
2011-08-24 17:54           ` Frederic Weisbecker
2011-08-26  7:28             ` Li Zefan
2011-08-26 14:58               ` Paul Menage
2011-09-06  9:06                 ` Li Zefan
2011-08-26 15:16             ` Paul Menage
2011-08-27 13:40               ` Frederic Weisbecker
2011-08-31 22:36                 ` Paul Menage
2011-08-31 21:54               ` Frederic Weisbecker

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