From: hpa@zytor.com (H. Peter Anvin)
To: linux-raid@vger.kernel.org
Subject: Re: Adding Reed-Solomon Personality to MD, need help/advice
Date: Sat, 31 Jan 2004 07:20:05 +0000 (UTC) [thread overview]
Message-ID: <bvfkv5$bfm$1@terminus.zytor.com> (raw)
In-Reply-To: 6.0.1.1.2.20040130235924.03f39710@mail.athenet.net
Followup to: <6.0.1.1.2.20040130235924.03f39710@mail.athenet.net>
By author: Nathan Lewis <nathapl@cs.okstate.edu>
In newsgroup: linux.dev.raid
>
> As part of my Master's thesis, I am working on adding a Reed-Solomon
> personality to the existing linux RAID structure and I would like some
> assistance. I'll try to keep this as brief as possible, but I apologize if
> it gets long-winded.
>
I'm curious what... what is the intended mode of operation of your R-S
personality?
>
> So far, I've managed to add and register a personality with md, which
> involved a few minor changes to md.c and related header files, a few
> changes to mdadm to allow me to access things from userland. I've
> discovered the 9 functions I need to implement (make_request, run, stop,
> etc), and managed to "successfully" create an md device using only stub
> functions. So far so good. Just for reference, I'm using kernel 2.4.22.
>
I would advice you to try a 2.6 kernel instead. You might find it
useful to compare raid5.c to raid6main.c in those kernels.
-hpa
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next prev parent reply other threads:[~2004-01-31 7:20 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-01-31 6:59 Adding Reed-Solomon Personality to MD, need help/advice Nathan Lewis
2004-01-31 7:20 ` H. Peter Anvin [this message]
2004-01-31 10:53 ` Neil Brown
2004-01-31 18:56 ` Nathan Lewis
2004-02-13 4:35 ` Nathan Lewis
2004-02-13 14:18 ` Ming Zhang
2004-02-13 20:54 ` Nathan Lewis
2005-11-21 13:11 ` Mario 'BitKoenig' Holbe
2005-12-29 18:40 ` H. Peter Anvin
2005-12-29 19:23 ` Bill Rugolsky Jr.
2005-12-29 19:54 ` Jeff Breidenbach
2005-12-29 21:14 ` H. Peter Anvin
-- strict thread matches above, loose matches on Subject: below --
2006-01-03 22:08 Bailey, Scott
2006-01-05 0:23 ` Jeff Breidenbach
2006-01-08 17:49 ` Bill Davidsen
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