linux-kernel - Re: [PATCH 5/5] cfq-iosched: Documentation help for new tunables

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Message-ID: <x49y6c5tkj4.fsf@segfault.boston.devel.redhat.com>
Date:	Tue, 17 Aug 2010 09:51:11 -0400
From:	Jeff Moyer <jmoyer@...hat.com>
To:	Vivek Goyal <vgoyal@...hat.com>
Cc:	linux-kernel@...r.kernel.org, jaxboe@...ionio.com
Subject: Re: [PATCH 5/5] cfq-iosched: Documentation help for new tunables

Vivek Goyal <vgoyal@...hat.com> writes:

>> I'm not sure we need documentation of this tunable twice.  Why not just
>> give guidance on when it should be set to 0 in the next section
>> (group_idle) and refer to cfq-iosched.txt?
>
> I have put one line saying for more details look at cfq-iosched.txt. I
> have still retained the slice_idle entry because at the end of the day
> this is the tunable I expect people to modify and not group_idle. Also
> notice that these are two different files (cfq-iosched.txt and
> blkio-controller.txt).

Yeah, I know it's in two places, and that means updating two places with
changes.  However, I doubt we'll have to update this often, so I'm not
going to argue.

Acked-by: Jeff Moyer <jmoyer@...hat.com>

Cheers,
Jeff
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