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@xxxxxxxxx> > Signed-off-by: Mandeep Singh Baines <msb@xxxxxxxxxxxx> > Cc: Tejun Heo <tj@xxxxxxxxxx> > Cc: Li Zefan <lizf@xxxxxxxxxxxxxx> > Cc: containers@xxxxxxxxxxxxxxxxxxxxxxxxxx > Cc: cgroups@xxxxxxxxxxxxxxx > Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx> > Cc: Oleg Nesterov <oleg@xxxxxxxxxx> > Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> > Cc: Paul Menage <paul@xxxxxxxxxxxxxx> Applied 1 and 2 to cgroup/for-3.4 w/ ack's added. Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubscribe cgroups" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
