Subject: Re: vnconfig on a file on a CD?
To: None <>
From: Manuel Bouyer <>
List: current-users
Date: 12/17/2000 21:13:08
On Sat, Dec 16, 2000 at 12:51:35AM -0500, Kevin P. Neal wrote:
> I tried to vnconfig today to mount a CD-ROM image sitting in a iso9660
> filesystem on a CD-ROM (don't ask). I got this:
> tome# vnconfig -c /dev/vnd0c /cdrom/docs390.iso
> vnconfig: /dev/vnd0c: VNDIOCSET: Read-only filesystem
> tome#
> Is that actually the problem? Why would I need a writable file when
> configuring it for use with a vnd? 

The kernel enforce a writable file, but I don't know why. Are there
security issues behind this ?
If not we should remove this restriction.

Manuel Bouyer, LIP6, Universite Paris VI.