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[dm-devel] Re: [PATCH] io-controller: do some changes of io.policy interface

From: Gui Jianfeng <guijianfeng cn fujitsu com>
To: Vivek Goyal <vgoyal redhat com>
Cc: dhaval linux vnet ibm com, snitzer redhat com, peterz infradead org, dm-devel redhat com, dpshah google com, jens axboe oracle com, agk redhat com, balbir linux vnet ibm com, paolo valente unimore it, fernando oss ntt co jp, mikew google com, jmoyer redhat com, nauman google com, m-ikeda ds jp nec com, lizf cn fujitsu com, fchecconi gmail com, Paul Menage <menage google com>, akpm linux-foundation org, jbaron redhat com, linux-kernel vger kernel org, s-uchida ap jp nec com, righi andrea gmail com, containers lists linux-foundation org
Subject: [dm-devel] Re: [PATCH] io-controller: do some changes of io.policy interface
Date: Fri, 26 Jun 2009 08:27:22 +0800

Vivek Goyal wrote:
...
> 
> Hi Gui,
> 
> Thanks for the patch. "unsigned long" for ioprio_class is too big. How
> about using "unsigned short"? I noticed that in io_cgroup also we are
> using "unsigned long". I will fix that.
> 
> For storing weight now we are planning to use "unsigned int". Can you
> please switch to that.

  Sure, i'll post another patch to switch to that.

> 
> Thanks
> Vivek
> 
> 
> 

-- 
Regards
Gui Jianfeng

References:
- [dm-devel] [RFC] IO scheduler based io controller (V5)
  - From: Vivek Goyal
- [dm-devel] [PATCH 18/20] io-controller: Support per cgroup per device weights and io class
  - From: Vivek Goyal
- [dm-devel] Re: [PATCH 18/20] io-controller: Support per cgroup per device weights and io class
  - From: Paul Menage
- [dm-devel] [PATCH] io-controller: do some changes of io.policy interface
  - From: Gui Jianfeng
- [dm-devel] Re: [PATCH] io-controller: do some changes of io.policy interface
  - From: Vivek Goyal

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