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Re: [PATCHv3 1/3] rdmacg: Added rdma cgroup controller.

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  Re: [PATCHv3 1/3] rdmacg: Added rdma cgroup controller. Parav Pandit <pandit.parav@gmail.com> - 2016-02-11 22:20 +0100

#1332367 — Re: [PATCHv3 1/3] rdmacg: Added rdma cgroup controller.

On Wed, Feb 10, 2016 at 9:57 PM, Haggai Eran <haggaie@mellanox.com> wrote:
>
> There is indeed an effort to backport the latest RDMA subsystem modules to
> older kernels, and it would be preferable to be able to introduce new
> resources through these modules.
Right. There is hardly 10 to 20 lines of code that allows to support
this functionality. So I think its good thing to have.


> > If resources are defined by RDMA cgroup kernel than adding/removing
> > resource means, someone have to do lot of engineering with different
> > versions of kernel support and loadable module support using compat.h
> > etc at driver level, which in my mind is some amount of engineering
> > compare to what v5 has to offer and its already available. With one
> > round of cleanup in resource definition, it should be usable.
> If I understand correctly, if the resources are defined in the cgroup,
> you simply won't be able to add new resources with a module update,
> no matter how hard you work.
>

Yes.

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