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

From	Parav Pandit <pandit.parav@gmail.com>
Newsgroups	linux.kernel
Subject	Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller
Date	2016-09-19 19:10 +0200
Message-ID	<sjaeR-8dK-7@gated-at.bofh.it> (permalink)
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Hi Denny,

On Mon, Sep 19, 2016 at 6:40 PM, Dalessandro, Dennis
<dennis.dalessandro@intel.com> wrote:
> On Wed, 2016-09-14 at 12:36 +0530, Parav Pandit wrote:
>> Hi Dennis,
>>
>> Do you know how would HFI1 driver would work along with rdma cgroup?
>
> Keep in mind HFI1 driver has two "modes" of operation. We support
> verbs, and would surely fall in line with whatever cgroups do for IB
> core.
Thanks for the feedback.

> For our psm interface, not sure how cgroups would come into play.
> Psm is designed to expose the hw to user and avoid the kernel when
> possible adding more kernel control is sort of contrary to that.
>
Yes, PSM is currently out of RDMA cgroup and in future we can take a
look on how things shape as subsystem if it does.

> Now that being said, Christoph recently made mention of maybe having a
> drivers/psm [1]. I really haven't had a chance to think about the
> implications of that, but maybe it's worth considering, after all we
> have two implementations, qib and hfi1. So anyway I'm not sure we need
> to be too concerned about cgroups right now as far as psm side of
> things goes.
>
o.k.

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Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller Christoph Hellwig <hch@lst.de> - 2016-09-10 18:20 +0200
  Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller Jason Gunthorpe <jgunthorpe@obsidianresearch.com> - 2016-09-10 19:10 +0200
    Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller Christoph Hellwig <hch@lst.de> - 2016-09-11 15:40 +0200
      Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller Leon Romanovsky <leon@kernel.org> - 2016-09-11 16:40 +0200
        Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller Jason Gunthorpe <jgunthorpe@obsidianresearch.com> - 2016-09-11 19:20 +0200
          Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller Christoph Hellwig <hch@lst.de> - 2016-09-11 19:30 +0200
            Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller Jason Gunthorpe <jgunthorpe@obsidianresearch.com> - 2016-09-11 20:00 +0200
              Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller Leon Romanovsky <leon@kernel.org> - 2016-09-12 07:10 +0200
                Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller Parav Pandit <pandit.parav@gmail.com> - 2016-09-14 09:10 +0200
                Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller Parav Pandit <pandit.parav@gmail.com> - 2016-09-14 11:30 +0200
                Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller Leon Romanovsky <leon@kernel.org> - 2016-09-15 21:00 +0200
                Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller Parav Pandit <pandit.parav@gmail.com> - 2016-09-21 06:50 +0200
                Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller Tejun Heo <tj@kernel.org> - 2016-09-21 16:30 +0200
                Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller Parav Pandit <pandit.parav@gmail.com> - 2016-09-21 18:10 +0200
                Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller "Dalessandro, Dennis" <dennis.dalessandro@intel.com> - 2016-09-19 15:30 +0200
                Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller Parav Pandit <pandit.parav@gmail.com> - 2016-09-19 19:10 +0200

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