From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758849AbZDQBoo (ORCPT ); Thu, 16 Apr 2009 21:44:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754610AbZDQBoe (ORCPT ); Thu, 16 Apr 2009 21:44:34 -0400 Received: from fms-01.valinux.co.jp ([210.128.90.1]:52335 "EHLO mail.valinux.co.jp" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753679AbZDQBod (ORCPT ); Thu, 16 Apr 2009 21:44:33 -0400 Date: Fri, 17 Apr 2009 10:44:32 +0900 (JST) Message-Id: <20090417.104432.193700511.ryov@valinux.co.jp> To: akpm@linux-foundation.org Cc: kamezawa.hiroyu@jp.fujitsu.com, 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, 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 From: Ryo Tsuruta In-Reply-To: <20090416174428.6bb5da21.akpm@linux-foundation.org> References: <20090416152937.b2188370.akpm@linux-foundation.org> <20090417092040.1c832c69.kamezawa.hiroyu@jp.fujitsu.com> <20090416174428.6bb5da21.akpm@linux-foundation.org> X-Mailer: Mew version 5.2.52 on Emacs 22.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Andrew Morton Subject: Re: [PATCH 3/9] bio-cgroup controller Date: Thu, 16 Apr 2009 17:44:28 -0700 > On Fri, 17 Apr 2009 09:20:40 +0900 KAMEZAWA Hiroyuki wrote: > > > On Thu, 16 Apr 2009 15:29:37 -0700 > > Andrew Morton wrote: > > > > > On Tue, 14 Apr 2009 22:21:14 +0200 > > > Andrea Righi 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. How about blkio_cgroup ? Thanks, Ryo Tsuruta