Re: [PATCH 0/7] OMFS filesystem version 3

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To: Bob Copeland <me@...>
Cc: <linux-kernel@...>, <linux-fsdevel@...>
Date: Saturday, April 12, 2008 - 8:03 pm

On Sat, 12 Apr 2008 18:58:34 -0400 Bob Copeland <me@bobcopeland.com> wrote:


Sure, if it compiles I can stick in in there for some airtime.


Adding a new FS to Linux is a pretty major thing.

- A key question (which you don't seem to have addressed at all!) is: why
  is this a useful addition to Linux?  What are the filesystem's strengths?
  What is its application?  How does it improves Linux and by how much?

  I'll go aehad and assume that its sweet-spot is streaming media files
  (perhaps more than one at a time?).  If so, then comparative performance
  measurements would be the key piece of information which we'll need when
  making a merge decision.  Probably against ext3, ext4 and XFS.

- What are the filesystem's features?  Does it journal changes, or is it
  inherently crash-safe?  Or is fsck-style repair needed?

- We'd like to see some documentation:

  - Mount options

  - Location of userspace support tools such as mkfs and fsck

  - Documentation for those tools

- A MAINTAINERS record, please?


If I include this in -mm, some kind people will try it out.  It would be
most helpful for the changelog (or even the Kconfig help) to include
sufficient information for people to be able to create, mount and check an
OMFS partition.


Who did the reverse-engineering, and how was it done?

Please make us confident that we won't get our butts sued off or something.
--
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Messages in current thread:
[PATCH 0/7] OMFS filesystem version 3, Bob Copeland, (Sat Apr 12, 6:58 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Andrew Morton, (Sat Apr 12, 8:03 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Bob Copeland, (Sat Apr 12, 11:33 pm)
Re: [PATCH 0/7] OMFS filesystem version 3 , Erez Zadok, (Mon Apr 14, 11:14 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Pavel Machek, (Sun Apr 13, 6:00 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Alan Cox, (Sun Apr 13, 5:04 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Andrew Morton, (Sat Apr 12, 11:55 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Christoph Hellwig, (Sun Apr 13, 4:01 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Andrew Morton, (Sun Apr 13, 4:20 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Christoph Hellwig, (Sun Apr 13, 4:28 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Szabolcs Szakacsits, (Fri Apr 18, 8:46 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Enrico Weigelt, (Thu May 1, 10:45 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Miklos Szeredi, (Sun Apr 13, 6:37 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Bob Copeland, (Sun Apr 13, 8:45 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Szabolcs Szakacsits, (Fri Apr 18, 6:30 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Bob Copeland, (Fri Apr 18, 9:51 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Szabolcs Szakacsits, (Fri Apr 18, 1:35 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Bob Copeland, (Fri Apr 18, 1:48 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Miklos Szeredi, (Fri Apr 18, 10:23 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Bob Copeland, (Fri Apr 18, 10:43 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Jamie Lokier, (Fri Apr 18, 7:52 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Miklos Szeredi, (Fri Apr 18, 8:20 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Jamie Lokier, (Fri Apr 18, 8:57 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Miklos Szeredi, (Fri Apr 18, 12:01 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Jamie Lokier, (Fri Apr 18, 12:15 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Miklos Szeredi, (Mon Apr 14, 3:35 am)
Re: [PATCH 0/7] OMFS filesystem version 3, David Woodhouse, (Sun Apr 13, 5:15 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Miklos Szeredi, (Mon Apr 14, 3:25 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Jamie Lokier, (Mon Apr 14, 5:42 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Miklos Szeredi, (Mon Apr 14, 5:58 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Jamie Lokier, (Mon Apr 14, 7:55 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Miklos Szeredi, (Mon Apr 14, 8:26 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Jamie Lokier, (Mon Apr 14, 6:35 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Miklos Szeredi, (Tue Apr 15, 7:33 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Jamie Lokier, (Tue Apr 15, 11:23 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Szabolcs Szakacsits, (Wed Apr 16, 9:08 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Jamie Lokier, (Thu Apr 17, 2:50 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Miklos Szeredi, (Thu Apr 17, 4:17 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Christoph Hellwig, (Mon Apr 14, 7:57 am)
Re: [PATCH 0/7] OMFS filesystem version 3, David Woodhouse, (Mon Apr 14, 7:05 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Miklos Szeredi, (Mon Apr 14, 8:50 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Andrew Morton, (Mon Apr 14, 3:49 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Anton Altaparmakov, (Mon Apr 14, 4:11 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Miklos Szeredi, (Mon Apr 14, 4:26 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Miklos Szeredi, (Mon Apr 14, 4:11 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Andrew Morton, (Sun Apr 13, 6:44 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Alan Cox, (Sun Apr 13, 6:49 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Andrew Morton, (Sun Apr 13, 7:10 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Adrian Bunk, (Tue Apr 15, 11:16 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Christoph Hellwig, (Tue Apr 15, 12:57 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Andrew Morton, (Tue Apr 15, 2:34 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Adrian Bunk, (Tue Apr 15, 3:24 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Andrew Morton, (Tue Apr 15, 4:11 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Adrian Bunk, (Tue Apr 15, 4:27 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Alan Cox, (Tue Apr 15, 2:53 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Andrew Morton, (Tue Apr 15, 4:02 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Alan Cox, (Tue Apr 15, 3:58 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, david m. richter, (Tue Apr 15, 5:46 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Xavier Bestel, (Mon Apr 14, 4:30 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Andrew Morton, (Mon Apr 14, 4:44 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Christoph Hellwig, (Mon Apr 14, 5:09 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Andrew Morton, (Mon Apr 14, 5:21 am)
Re: [PATCH 0/7] OMFS filesystem version 3, David Woodhouse, (Mon Apr 14, 6:09 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Andrew Morton, (Mon Apr 14, 6:22 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Christoph Hellwig, (Mon Apr 14, 7:16 am)
Re: [PATCH 0/7] OMFS filesystem version 3, David Woodhouse, (Mon Apr 14, 6:36 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Christoph Hellwig, (Mon Apr 14, 5:08 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Christoph Hellwig, (Mon Apr 14, 4:43 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Alan Cox, (Mon Apr 14, 4:16 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Christoph Hellwig, (Mon Apr 14, 4:41 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Jeff Garzik, (Mon Apr 14, 4:55 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Andrew Morton, (Mon Apr 14, 5:11 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, SL Baur, (Mon Apr 14, 7:09 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Andrew Morton, (Mon Apr 14, 7:24 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Evgeniy Polyakov, (Mon Apr 14, 6:32 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Andrew Morton, (Mon Apr 14, 7:21 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Chris Mason, (Mon Apr 14, 10:20 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Szabolcs Szakacsits, (Fri Apr 18, 9:13 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Bob Copeland, (Mon Apr 14, 12:36 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Alan Cox, (Mon Apr 14, 12:51 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Bob Copeland, (Mon Apr 14, 1:18 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Alan Cox, (Mon Apr 14, 1:22 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Andrew Morton, (Mon Apr 14, 4:36 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Bob Copeland, (Sun Apr 13, 9:32 pm)
Re: [PATCH 0/7] OMFS filesystem version 3, Andrew Morton, (Mon Apr 14, 1:48 am)
Re: [PATCH 0/7] OMFS filesystem version 3, Bob Copeland, (Sun Apr 13, 12:41 am)