Hello, James. On Thu, Jul 21, 2016 at 08:34:36AM -0700, James Bottomley wrote: > So if I as the cgroup ns owner am moving a task from A to A_subdir, the > admin scanning tasks in all of A may miss this task in motion because > all the tasks files can't be scanned atomically? So, the admin just wants to move processes from A and only A to B. It doesn't wanna interfere with processes in the subdirs or on-going ns operations, but if the race occurs, both A -> B migration and ns subdir operation would succeed and the end result would be something neither expects. 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