Messages in this thread | | | Date | Thu, 21 Jul 2016 11:50:46 -0400 | From | Tejun Heo <> | Subject | Re: [PATCH v1 3/3] cgroup: relax common ancestor restriction for direct descendants |
| |
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
| |