Subject: Re: vnconfig is broken
To: Chris Ross <email@example.com>
From: Bill Studenmund <firstname.lastname@example.org>
Date: 05/11/2005 17:39:12
Content-Type: text/plain; charset=us-ascii
On Tue, May 10, 2005 at 06:27:04PM -0400, Chris Ross wrote:
> Steven M. Bellovin wrote:
> >More to the point -- what is the namespace for the argument? Are we=20
> >naming files or vnd devices? If the former, it makes sense to look in=
> >. or whereever; if the latter -- and that's my opinion -- we shouldn't=
> >worry about anything else.
> That's really the problem. It's both. You can vnconfig the file
> that is mapped onto the vnd device. It's a documented feature. It
> should then tell you which vnd device it's mapped to.
It is? I'm looking in a tree from just before 3.0 was branched, and I=20
can't see anything that will work if you pass it the file name. We call=20
opendisk(3) in a number of places and then fire ioctl(2)s off at the=20
resulting file descriptor. That won't work if you point vnconfig at the=20
file which is the source.
Did I read the wrong man page?
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