From: Thomas Gleixner <tglx@linutronix.de>
To: Bill Davidsen <davidsen@tmr.com>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH / RFC] Shared Reed-Solomon ECC Library
Date: Mon, 04 Oct 2004 21:05:27 +0200 [thread overview]
Message-ID: <1096916727.21297.445.camel@thomas> (raw)
In-Reply-To: <41619B74.8070802@tmr.com>
On Mon, 2004-10-04 at 20:50, Bill Davidsen wrote:
> > the attached patch contains a shared Reed-Solomon Library analogous to
> > the shared zlib.
>
> One use would be very reliable CD/DVD for backup. I believe there's a
> freshmeat project which addresses this problem, but a reliable optical
> device certainly sounds easy using this approach.
Most data storage devices use RS codes for data integrity, including
CD/DVD/HD devicesm but the ECC mechanisms are built into the device
itself.
Modems and wireless communication devices use similar but more complex
techniques based on polynomial encoding/decoding.
tglx
prev parent reply other threads:[~2004-10-04 19:21 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-01 22:48 [PATCH / RFC] Shared Reed-Solomon ECC Library Thomas Gleixner
2004-10-04 18:50 ` Bill Davidsen
2004-10-04 19:05 ` Thomas Gleixner [this message]
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