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Re: mounting floppies



>I have the following problem that is causing me problems.

Yes, problems do tend to be problems. ;}

>When mounting /dev/fd0 to /mnt the contents of the floppy is 
available.
>But umounting it en remouting an other floppy gives me the same (old) 
content.

>Unfortunaly I did a sync on a not write protected floppy and that 
distroyed the contents by
>rewriting the TOC of the old floppy onto the new one.

When you unmount a file system it should do a final sync, are you 
certain you unmounted before changing floppies?

>This all happes on SuSE 6.3.

Kernel version? (uname -a)  What type of FDC?  In your boot messages 
should be a message about the FDC, something like "FDC 0 is a 
post-1991 82077".  

> Does someone know if this is a bug or how to flush the buffers that 
are likely causing this.

Do you ever see anything like:

VFS: Disk change detected on device XXXX

when you change floppy disks?  A controller should get a signal from 
the floppy drive when a disk change occurs, but some do not handle 
this feature.  If the system does not think the disk has changed 
things can get a little odd.  I've got a Win9x machine at the office 
that blows up pretty reliably if you use two different floppy disks 
within something like five minutes of each other, very annoying.

I also plug a cool little app "instant mounter" that lets you see 
which user mountable filesystems are mounted, and mount/unmount them 
with a single click.  Solves a simple problem very simply.   
http://guills.linuxatwork.at/instant.html