Date: Thu, 16 Apr 2009 17:44:28 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Andrea Righi <righi.andrea@gmail.com>, menage@google.com,
       balbir@linux.vnet.ibm.com, guijianfeng@cn.fujitsu.com,
       agk@sourceware.org, axboe@kernel.dk, baramsori72@gmail.com,
       chlunde@ping.uio.no, dave@linux.vnet.ibm.com, dpshah@google.com,
       eric.rannaud@gmail.com, fernando@oss.ntt.co.jp, taka@valinux.co.jp,
       lizf@cn.fujitsu.com, matt@bluehost.com, dradford@bluehost.com,
       ngupta@google.com, randy.dunlap@oracle.com, roberto@unbit.it,
       ryov@valinux.co.jp, s-uchida@ap.jp.nec.com, subrata@linux.vnet.ibm.com,
       yoshikawa.takuya@oss.ntt.co.jp, containers@lists.linux-foundation.org,
       linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/9] bio-cgroup controller
Message-Id: <20090416174428.6bb5da21.akpm@linux-foundation.org>
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On Fri, 17 Apr 2009 09:20:40 +0900 KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> wrote:

> On Thu, 16 Apr 2009 15:29:37 -0700
> Andrew Morton <akpm@linux-foundation.org> wrote:
> 
> > On Tue, 14 Apr 2009 22:21:14 +0200
> > Andrea Righi <righi.andrea@gmail.com> wrote:
> > 
> > > Subject: [PATCH 3/9] bio-cgroup controller
> > 
> > Sorry, but I have to register extreme distress at the name of this. 
> > The term "bio" is well-established in the kernel and here we have a new
> > definition for the same term: "block I/O".
> > 
> > "bio" was a fine term for you to have chosen from the user's
> > perspective, but from the kernel developer perspective it is quite
> > horrid.  The patch adds a vast number of new symbols all into the
> > existing "bio_" namespace, many of which aren't related to `struct bio'
> > at all.
> > 
> > At least, I think that's what's happening.  Perhaps the controller
> > really _is_ designed to track `struct bio'?  If so, that's an odd thing
> > to tell userspace about.
> > 
> Hmm, how about iotrack-cgroup ?
> 

Well. blockio_cgroup has the same character count and is more specific.

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