[RFC][PATCH 2/3] CGroups: Use hierarchy_mutex in memory controller

[Paul Menage]

On Wed, Dec 10, 2008 at 10:53 PM, KAMEZAWA Hiroyuki
<kamezawa.hiroyu at jp.fujitsu.com> wrote:
>
> Could you write a document to explain what kind of nest of locks are allowed
> before merging this ?

We should probably treat it similarly to the cpuset "callback_mutex".
I.e. memory allocations are most likely forbidden when you're holding
it.

Paul