[Devel] Re: [PATCH v5 14/14] Add documentation about the kmem controller

[Glauber Costa]

On 10/18/2012 02:12 AM, Andrew Morton wrote:
> On Tue, 16 Oct 2012 14:16:51 +0400
> Glauber Costa <glommer at parallels.com> wrote:
> 
>> +Kernel memory won't be accounted at all until limit on a group is set. This
>> +allows for existing setups to continue working without disruption.  The limit
>> +cannot be set if the cgroup have children, or if there are already tasks in the
>> +cgroup.
> 
> What behaviour will usersapce see if "The limit cannot be set"? 
> write() returns -EINVAL, something like that?
> 
-EBUSY.

Will update.