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From: Matan Barak <matanb@mellanox.com>
To: Christoph Hellwig <hch@lst.de>, Parav Pandit <pandit.parav@gmail.com>
Cc: Tejun Heo <tj@kernel.org>, <cgroups@vger.kernel.org>,
	<linux-doc@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	<linux-rdma@vger.kernel.org>, Li Zefan <lizefan@huawei.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Doug Ledford <dledford@redhat.com>,
	Liran Liss <liranl@mellanox.com>,
	"Hefty, Sean" <sean.hefty@intel.com>,
	Jason Gunthorpe <jgunthorpe@obsidianresearch.com>,
	Haggai Eran <haggaie@mellanox.com>,
	Jonathan Corbet <corbet@lwn.net>, <james.l.morris@oracle.com>,
	<serge@hallyn.com>, Or Gerlitz <ogerlitz@mellanox.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	<linux-security-module@vger.kernel.org>
Subject: Re: [PATCHv12 1/3] rdmacg: Added rdma cgroup controller
Date: Sun, 11 Sep 2016 10:40:33 +0300	[thread overview]
Message-ID: <35323eb7-8899-b5cf-fccd-a0da37cc1b36@mellanox.com> (raw)
In-Reply-To: <20160910161228.GB29259@lst.de>

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.

  reply	other threads:[~2016-09-11  7:40 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-31  8:37 [PATCHv12 0/3] rdmacg: IB/core: rdma controller support Parav Pandit
2016-08-31  8:37 ` [PATCHv12 1/3] rdmacg: Added rdma cgroup controller Parav Pandit
2016-08-31  9:38   ` Leon Romanovsky
2016-09-07 15:07     ` Parav Pandit
2016-09-08  6:12       ` Leon Romanovsky
2016-09-08 10:20         ` Parav Pandit
2016-08-31 15:07   ` Matan Barak
2016-08-31 21:16     ` Tejun Heo
2016-09-01  7:25       ` Matan Barak
2016-09-01  8:44         ` Christoph Hellwig
2016-09-07  7:55           ` Parav Pandit
2016-09-07  8:51             ` Matan Barak
2016-09-07 14:54               ` Parav Pandit
2016-09-10 16:14               ` Christoph Hellwig
2016-09-10 17:01                 ` Jason Gunthorpe
2016-09-11  8:07                   ` Matan Barak
2016-09-11 13:34                   ` Christoph Hellwig
2016-09-11 14:35                     ` Leon Romanovsky
2016-09-11 17:14                       ` Jason Gunthorpe
2016-09-11 17:24                         ` Christoph Hellwig
2016-09-11 17:52                           ` Jason Gunthorpe
2016-09-12  5:07                             ` Leon Romanovsky
2016-09-14  7:06                               ` Parav Pandit
2016-09-14  8:14                                 ` Matan Barak
2016-09-14  9:19                                   ` Parav Pandit
2016-09-15 18:56                                 ` Leon Romanovsky
2016-09-21  4:43                                   ` Parav Pandit
2016-09-21 14:26                                     ` Tejun Heo
2016-09-21 16:02                                       ` Parav Pandit
2016-10-04 18:19                                         ` Parav Pandit
2016-10-05  6:37                                           ` Christoph Hellwig
2016-10-05 11:22                                             ` Leon Romanovsky
2016-10-05 15:36                                               ` Tejun Heo
2016-10-06 12:55                                             ` Parav Pandit
2016-10-18 20:15                                           ` Parav Pandit
2016-09-19 13:10                                 ` Dalessandro, Dennis
2016-09-19 17:00                                   ` Parav Pandit
2016-09-10 16:12             ` Christoph Hellwig
2016-09-11  7:40               ` Matan Barak [this message]
2016-08-31  8:37 ` [PATCHv12 2/3] IB/core: added support to use " Parav Pandit
2016-08-31  8:37 ` [PATCHv12 3/3] rdmacg: Added documentation for rdmacg Parav Pandit
2016-08-31 13:56 ` [PATCHv12 0/3] rdmacg: IB/core: rdma controller support Tejun Heo
2016-10-05 11:22 ` Leon Romanovsky
2016-10-06 12:59   ` Parav Pandit

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