linux-kernel - Re: [PATCHv1 6/6] rdmacg: Added documentation for rdma controller.

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Date:	Fri, 8 Jan 2016 01:13:29 +0530
From:	Parav Pandit <pandit.parav@...il.com>
To:	Tejun Heo <tj@...nel.org>
Cc:	cgroups@...r.kernel.org, linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-rdma@...r.kernel.org,
	lizefan@...wei.com, Johannes Weiner <hannes@...xchg.org>,
	Doug Ledford <dledford@...hat.com>,
	Liran Liss <liranl@...lanox.com>,
	"Hefty, Sean" <sean.hefty@...el.com>,
	Jason Gunthorpe <jgunthorpe@...idianresearch.com>,
	Haggai Eran <haggaie@...lanox.com>,
	Jonathan Corbet <corbet@....net>, james.l.morris@...cle.com,
	serge@...lyn.com, Or Gerlitz <ogerlitz@...lanox.com>,
	Matan Barak <matanb@...lanox.com>, raindel@...lanox.com,
	akpm@...ux-foundation.org, linux-security-module@...r.kernel.org
Subject: Re: [PATCHv1 6/6] rdmacg: Added documentation for rdma controller.

On Thu, Jan 7, 2016 at 9:12 PM, Tejun Heo <tj@...nel.org> wrote:
> Hello,
>
> On Thu, Jan 07, 2016 at 05:22:40AM +0530, Parav Pandit wrote:
>> I can remove "resource" key word. If just that if something other than
>> resource comes up to limit to in future, it will be hard to define at
>> that time.
>
> Please remove.  The word doesn't mean anything in this context.
>
ok. I will remove.

>> > Also can't the .max file list
>> > the available resources?  Why does it need a separtae list file?
>> >
>> max file does lists them only after limits are configured for that
>> device. Thats when rpool (array of max and usage counts) is allocated.
>>
>> If user wants to know what all knobs are available, than list file
>> exposes them on per device basis without actually mentioning actual
>> limit or without allocating rpool arrays.
> ...
>> list file looks like below for two device entries.
>> mlx4_0 ah qp mr pd srq flow
>> ocrdma0 ah qp mr pd
>>
>> max file looks like below.
>> mlx4_0 ah=100 qp=40 mr=10 pd=90 srq=10 flow=10
>
> Just always show the settings for all devices in the max file like the
> following?
>
>   mlx4_0 ah=max qp=max mr=max pd=max srq=max flow=max
>   ocrdma0 ah=max qp=max mr=max pd=max

Should be possible. I will make the change.

>
> Thanks.
>
> --
> tejun