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From: Chad Talbott <ctalbott@google.com>
To: Gui Jianfeng <guijianfeng@cn.fujitsu.com>
Cc: Vivek Goyal <vgoyal@redhat.com>,
	Nauman Rafique <nauman@google.com>,
	jens.axboe@oracle.com, linux-kernel@vger.kernel.org,
	Li Zefan <lizf@cn.fujitsu.com>
Subject: Re: [PATCH 1/2 V3] io-controller: Add a new interface "weight_device"  for IO-Controller
Date: Tue, 9 Mar 2010 21:41:23 -0800	[thread overview]
Message-ID: <1786ab031003092141j48599b09vc80741f35a34d71c@mail.gmail.com> (raw)
In-Reply-To: <4B96E8CC.9080803@cn.fujitsu.com>

On Tue, Mar 9, 2010 at 4:33 PM, Gui Jianfeng <guijianfeng@cn.fujitsu.com> wrote:
> Vivek Goyal wrote:
>> On Tue, Mar 09, 2010 at 09:52:06AM +0800, Gui Jianfeng wrote:
>> I am not very sure but device name/path interface might turn out to be
>> more intutive.
>
> I don't think using an inode path name as interface is a good idea. Because, one
> can create new file to point to the same device. Also, pathname could be removed
> or renamed by user.
> So, i think device number is a better choice.

Sorry to butt in, but I don't think anyone is suggesting trying to
remember names from device nodes.  I think the idea is to use the
names derived from the subsystem - such as 'sda' which is reflected in
/sys and dmesg.

Chad

  reply	other threads:[~2010-03-10  5:41 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-03-03  6:21 [PATCH 2/1] io-controller: Add a new interface "policy" for IO Controller Gui Jianfeng
2010-03-03  9:01 ` Jens Axboe
2010-03-03 14:33 ` Vivek Goyal
2010-03-03 15:47   ` Vivek Goyal
     [not found]     ` <e98e18941003031519v14d4f79cg33da5c3cf1f5ac03@mail.gmail.com>
2010-03-04  2:25       ` Chad Talbott
2010-03-04  3:23         ` Gui Jianfeng
2010-03-04  7:35           ` [PATCH 1/2 V2] io-controller: Add a new interface "weight_device" for IO-Controller Gui Jianfeng
2010-03-04 15:24             ` Vivek Goyal
2010-03-05  0:31               ` Gui Jianfeng
2010-03-05  2:25               ` [PATCH 1/2 V3] " Gui Jianfeng
2010-03-05 14:13                 ` Vivek Goyal
2010-03-08 19:39                   ` Nauman Rafique
2010-03-08 23:09                     ` Vivek Goyal
2010-03-09  1:52                       ` Gui Jianfeng
2010-03-09 19:03                         ` Vivek Goyal
2010-03-10  0:33                           ` Gui Jianfeng
2010-03-10  5:41                             ` Chad Talbott [this message]
2010-03-10 15:30                             ` Vivek Goyal
2010-03-10 17:38                               ` Chad Talbott
2010-03-10 18:03                                 ` Vivek Goyal
2010-03-10 20:31                                   ` Vivek Goyal
2010-03-11 19:21                                     ` Manuel Benitez
2010-03-15 13:55                                       ` Vivek Goyal
2010-03-09 20:16                     ` Vivek Goyal
2010-03-09 20:39                       ` Nauman Rafique
2010-03-25  6:28                   ` Gui Jianfeng
2010-04-07 17:12                     ` Chad Talbott
2010-04-07 17:28                       ` Vivek Goyal
2010-04-08  0:11                         ` Gui Jianfeng
2010-03-05  2:26               ` [PATCH 2/2 V3] io-controller: Document for blkio.weight_device Gui Jianfeng
2010-03-05  2:44                 ` Takuya Yoshikawa
2010-03-05  2:42                   ` Gui Jianfeng
2010-03-05 14:13                 ` Vivek Goyal
2010-03-04  7:35           ` [PATCH 2/2 V2] " Gui Jianfeng
2010-03-04 11:22             ` Takuya Yoshikawa
2010-03-05  0:38               ` Gui Jianfeng
2010-03-04 15:06         ` [PATCH 2/1] io-controller: Add a new interface "policy" for IO Controller Vivek Goyal
2010-03-04  0:27   ` Gui Jianfeng
2010-03-03 15:36 ` Vivek Goyal
2010-03-04  0:29   ` Gui Jianfeng

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