On Wed, Jan 07, 2015 at 04:14:40PM -0600, Eric W. Biederman wrote: > I see what you mean. If it is indeed the case than a mount of cgroupfs > using the unified hiearchy and can not specify which controllers are > present under that mount that very significant bug and presents a very > significant regression in user space flexibility. The parent always controls which controllers are made available at the children level. Only if the parent enables a controller, its children, whether they're namespaces or not, can choose to further distribute resources using that controller. It's a straight-forward top-down thing. -- tejun -- To unsubscribe from this list: send the line "unsubscribe linux-api" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html