linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: "Henrik Rydberg" <rydberg@euromail.se>
To: Theodore Tso <tytso@MIT.EDU>
Cc: Greg KH <gregkh@linuxfoundation.org>,
	Guenter Roeck <guenter.roeck@ericsson.com>,
	Jidong Xiao <jidong.xiao@gmail.com>,
	Kernel development list <linux-kernel@vger.kernel.org>
Subject: Re: Can we move device drivers into user-space?
Date: Sun, 26 Feb 2012 10:54:47 +0100	[thread overview]
Message-ID: <20120226095447.GA18141@polaris.bitmath.org> (raw)
In-Reply-To: <717014CA-C53C-4001-BD60-B742468DA0BD@MIT.EDU>

> … and the performance is terrible --- as it must be.  If you don't
> understand why this must be, then we're wasting our time having this
> conversation.

You are right, I don't understand the assumptions leading to that
conclusion. It does not seem to stop people from experimenting with
filesystems that do no even reside within the same computer (hdfs).

> And if you're the one wanting to make a change, then you are the one
> who has to provide the proof.

I know the drill, and I obviously already got hit on the head. ;-)

> Otherwise we're just talking about
> hypotheticals, and that way lies over-design.  Why waste time
> engineering something that may never come to pass?

This is a seriously defensive attitude, given that the thread was
hypothetical from the start.

> Of course, your time is something you are free to spend however you
> like.  So if you want to try implementing some of these grand plans
> of yours, show us the code….

If I put on rose-colored glasses and try really hard, I can almost
interpret this as an invitation to share code.

Thanks.
Henrik

  reply	other threads:[~2012-02-26  9:54 UTC|newest]

Thread overview: 68+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-23  4:56 Can we move device drivers into user-space? Jidong Xiao
2012-02-23 15:57 ` Cong Wang
2012-02-23 16:34   ` Jidong Xiao
2012-02-23 20:48     ` david
2012-02-23 21:01       ` Jidong Xiao
2012-02-24 18:21         ` Mauro Carvalho Chehab
2012-02-25 15:10           ` Eduard - Gabriel Munteanu
2012-02-26  0:06             ` Mauro Carvalho Chehab
2012-02-26  0:29               ` Richard Yao
2012-02-27 11:31                 ` Mauro Carvalho Chehab
2012-02-26  1:58               ` Dr. David Alan Gilbert
2012-02-26  3:34                 ` arts zhao
2012-02-27 11:29                 ` Mauro Carvalho Chehab
2012-02-25 15:31           ` Richard Yao
2012-02-23 21:18       ` Roland Dreier
2012-02-24 15:19 ` Jidong Xiao
2012-02-24 15:38   ` Greg KH
2012-02-24 16:38     ` Jidong Xiao
2012-02-24 16:54       ` Greg KH
2012-02-24 17:06         ` Jidong Xiao
2012-02-24 17:13           ` Greg KH
2012-02-24 17:21             ` Jidong Xiao
2012-02-24 17:31               ` Greg KH
2012-02-25  2:33             ` Richard Yao
2012-02-25  4:28               ` Jidong Xiao
2012-02-24 17:10         ` Al Viro
2012-02-25 19:23         ` Jidong Xiao
2012-02-25 20:55           ` Greg KH
2012-02-25 23:43             ` Jidong Xiao
2012-02-26 17:40               ` Greg KH
2012-02-26 22:46             ` Greg KH
2012-02-27 11:17       ` Bernd Petrovitsch
2012-02-24 17:07     ` Guenter Roeck
2012-02-24 17:17       ` Greg KH
2012-02-24 17:47         ` Guenter Roeck
2012-02-24 18:34           ` Greg KH
2012-02-24 19:15             ` Henrik Rydberg
2012-02-24 19:26               ` Greg KH
2012-02-24 20:10                 ` Henrik Rydberg
2012-02-24 20:16                   ` Greg KH
2012-02-24 20:37                     ` Henrik Rydberg
2012-02-24 20:56                       ` Greg KH
2012-02-24 21:22                         ` Henrik Rydberg
2012-02-24 21:30                           ` Ted Ts'o
2012-02-24 22:14                             ` Henrik Rydberg
2012-02-24 22:20                               ` Greg KH
2012-02-24 22:49                                 ` Henrik Rydberg
2012-02-24 22:54                                   ` Greg KH
2012-02-24 23:14                                     ` Henrik Rydberg
2012-02-25 12:15                               ` Theodore Tso
2012-02-26  9:54                                 ` Henrik Rydberg [this message]
2012-02-26  4:56                               ` Bobby Powers
2012-02-26 10:47                                 ` Henrik Rydberg
2012-02-26 12:26                                   ` Richard Yao
2012-02-26 14:23                                     ` Bernd Petrovitsch
2012-02-26 15:29                                       ` Henrik Rydberg
     [not found]                                     ` <365b85cee33d4f1aadc31336663de21c@HUBCAS2.cs.stonybrook.edu>
2012-02-26 15:05                                       ` Richard Yao
2012-02-26 20:30                                         ` Ted Ts'o
     [not found]                                         ` <09a5cca9cffb4300843f682be529e8ca@HUBCAS2.cs.stonybrook.edu>
2012-02-26 21:25                                           ` Richard Yao
2012-02-26 21:35                                             ` Theodore Tso
     [not found]                                             ` <10de0ef9fb5d44c08669191e12343a97@HUBCAS2.cs.stonybrook.edu>
2012-02-26 22:03                                               ` Richard Yao
2012-02-27 11:17                                                 ` Bernd Petrovitsch
2012-02-26 23:08                                   ` david
2012-02-27  0:01                                     ` Henrik Rydberg
2012-02-27  0:53                                       ` david
2012-02-27  9:07                                         ` Henrik Rydberg
2012-03-01  9:54           ` Thomas Gleixner
2012-02-24 15:58   ` Valdis.Kletnieks

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20120226095447.GA18141@polaris.bitmath.org \
    --to=rydberg@euromail.se \
    --cc=gregkh@linuxfoundation.org \
    --cc=guenter.roeck@ericsson.com \
    --cc=jidong.xiao@gmail.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=tytso@MIT.EDU \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).