Hello, On Tue, Jan 09, 2018 at 11:54:03PM +0100, Michael Kerrisk (man-pages) wrote: > One more thing. I added the following sentence to the text: > > The cgroup.threads file is writable only for the cgroups inside a > threaded subtree. > > Can you confirm that that is correct, please. The only extra restriction is that the domain cgroup must be the same for the source and destination, which is true for the entire threaded subtree (the threaded domain). As each domain cgroup is its own unique domain, cgroup.threads in them would only allow migrating to self which is a noop; otherwise, it'd return -EOPNOTSUPP. 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