Messages in this thread | | | Date | Fri, 20 Jan 2012 16:00:03 -0800 | From | Tejun Heo <> | Subject | Re: [PATCH 2/3] cgroup: replace tasklist_lock with rcu_read_lock |
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On Tue, Jan 03, 2012 at 09:18:31PM -0800, Mandeep Singh Baines wrote: > We can replace the tasklist_lock in cgroup_attach_proc with an > rcu_read_lock. > > Changes in V4: > * https://lkml.org/lkml/2011/12/23/284 (Frederic Weisbecker) > * Minimize size of rcu_read_lock critical section > * Add comment > * https://lkml.org/lkml/2011/12/26/136 (Li Zefan) > * Split into two patches > Changes in V3: > * https://lkml.org/lkml/2011/12/22/419 (Frederic Weisbecker) > * Add an rcu_read_lock to protect against exit > Changes in V2: > * https://lkml.org/lkml/2011/12/22/86 (Tejun Heo) > * Use a goto instead of returning -EAGAIN > > Suggested-by: Frederic Weisbecker <fweisbec@gmail.com> > 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: Oleg Nesterov <oleg@redhat.com> > Cc: Andrew Morton <akpm@linux-foundation.org> > Cc: Paul Menage <paul@paulmenage.org>
Applied 1 and 2 to cgroup/for-3.4 w/ ack's added.
Thanks.
-- tejun
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