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From: "Mark Meade" <mark@lakeshoremicro.com>
To: "David Woodhouse" <dwmw2@infradead.org>
Cc: "Vadim Khmelnitsky" <VadimK@m-sys.com>, <linux-mtd@lists.infradead.org>
Subject: Re: UnitSizeFactor of != 1 yet?
Date: Wed, 13 Mar 2002 10:05:05 -0500	[thread overview]
Message-ID: <000f01c1caa0$8cdd3550$0101a8c0@dellc800> (raw)
In-Reply-To: 6602.1015982029@redhat.com

David,

With the latest revision of nfltmount.c (1.28), I was able to mount the DoC and create
files on the fat partition -- everything seems OK.  I didn't put in any additional checks
on UnitSizeFactor == 0, as it looks like the code has already assumed that 0 is equivalent
to 0xFF.

I created an ext2 partition, and attempted to boot from it.  The kernel booted, but I got
the following panic:

    NFTL: UnitSizeFactor 0x00 detected. This violates the spec but we think we know what
it means...
    nftla:<0>Kernel panic: unknown: request list destroyed

Attempting to mount this ext2 partition is successful, but I'm seeing multiple messages
like:

    NFTL_findfreeblock: there are too few free EUNs
    Write Inhibited on EUN 919
    Folding chain 8 into unit 559
    Want to erase

Vadim - I noticed that during a nftl_format, there were messages about "skipping factory
marked bad zones".  Does the latest version of DFORMAT create a new bad block table?  I
was under the impression that my bad block table was long gone...

Mark

David Woodhouse wrote:

> Eep. OK, if you put a check in just before we deal with UnitSizeFactor,
> setting it to 0xFF if it was 0x00 - does that make it work? Don't break the
> memcmp with the later MediaHeader - use a local variable of something.

  reply	other threads:[~2002-03-13 14:54 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-03-12 23:46 UnitSizeFactor of != 1 yet? Vadim Khmelnitsky
2002-03-12 23:49 ` David Woodhouse
2002-03-13  1:03   ` Mark Meade
2002-03-13  1:13     ` David Woodhouse
2002-03-13 15:05       ` Mark Meade [this message]
2002-03-13 15:33         ` David Woodhouse
2002-03-13 17:35           ` Mark Meade
  -- strict thread matches above, loose matches on Subject: below --
2002-03-14 23:27 Vadim Khmelnitsky
2002-03-13 16:24 Vadim Khmelnitsky
2002-03-12 22:46 Mark Meade
2002-03-12 22:59 ` David Woodhouse
2002-03-01  7:49 Brian P. Austin
2002-03-01 10:03 ` David Woodhouse
2002-03-01  1:03 Brian P. Austin

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