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Date:      Tue, 22 Oct 1996 01:06:20 -0700 (MST)
From:      Don Yuniskis <dgy@rtd.com>
To:        dwhite@resnet.uoregon.edu
Cc:        benedict@echonyc.com, roberte@mep.ruhr-uni-bochum.de, grog@lemis.de, questions@FreeBSD.org
Subject:   Re: Making a DOS Partition writeable
Message-ID:  <199610220806.BAA21835@seagull.rtd.com>
In-Reply-To: <Pine.BSI.3.94.961021225316.4986K-100000@gdi.uoregon.edu> from "Doug White" at Oct 21, 96 10:55:35 pm

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It seems that Doug White said:
> 
> On Mon, 21 Oct 1996, Snob Art Genre wrote:
> 
> > > Please, anyone correct me, but mounting a DOS-FS could -- under certain
> > > circumstances -- corrupt the BSD-FS !?!?
> > 
> > Shortly after I installed FreeBSD, I was running two finds on different
> > virtual consoles, with /msdos mounted, and my machine crashed hard.  When
> > it came back up, my entire FreeBSD installation was hosed.  I can't say it
> > was definitely due to msdosfs, but I suspect it. 
> 
> The primary problem comes when you FIPS a partition and cause the cluster
> size to change.  FreeBSD assumes a perfect world while FIPS cheats -- it
> SHOULD rewrite all those sectors back down to the smaller clustersize but
> that takes a while (I had a program that actually did it right!) esp. on
> big disks.  

So, how does this result in the FBSD partition being trashed?  Or, is that
an "ugly rumor"?  Is it only applicable to a FBSD partition on the same 
physical device as a FIPS'ed DOS partition?  etc.

It sure would be nice if these things were more thoroughly described or
qualified ... help reduce some of the "lore" surrounding them.

--don



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