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To: cygwin AT cygwin DOT com
From: Tony Richardson <richardson AT evansville DOT edu>
Subject:  Re: unmount drive in cygwin - is it possible
Date: Mon, 30 Jan 2006 19:23:00 +0000 (UTC)
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Mark Bevan <mark_bevan_email <at> yahoo.co.uk> writes:
> I have compiled ntfsprogs 1.12.1 for use with cygwin -
> compilation went well and I know have the set of
> executables available.
> 
> Whenever I run ntfsresize (even just to get info on
> current NTFS filesystem using -i option) I am told :
> 
> ntfsresize v1.12.1 (libntfs 8:1:0)
> ERROR: Device '/cygdrive/e' is mounted read-write. You
> must 'umount' it first.
> 
> However there doesn't seem to be a way to unmount a
> disk in cygwin :
> 
> $ umount /cygdrive/e
> umount: /cygdrive/e: No such file or directory
> 
> Maybe this because this because the underlying windows
> operating system (Windows XP) doesn't allow for this
> or maybe I am not using the right commands ?

Did you try using the raw device name instead of the filesstem?
That is, something like:

   ntfsresize /dev/sda1

for the first partition on the first disk.  See the "Special
Filenames" of the Cygwin User's Guide for more info.

Tony



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