Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller

[Matan Barak]

On 10/09/2016 19:12, Christoph Hellwig wrote:
> On Wed, Sep 07, 2016 at 01:25:13PM +0530, Parav Pandit wrote:
> > >  a) delay cgroups support until the grand rewrite is done
> > >  b) add it now and deal with the consequences later
> > Can we do (b) now and differ adding any HW resources to cgroup until
> > they are clearly called out.
> > Architecture and APIs are already in place to support this.
>
> Sounds fine to me.  The only thing I want to avoid is pie in the
> sky "future proofing" that leads to horrible architectures.  And I assume
> that's what Matan proposed.

NO, that not what I proposed. User-kernel API/ABI should be designed 
with drivers differences in mind. The internal design or internals APIs 
could ignore such things as they can be changed later.