Subject: Re: Work-in-progress "wedges" implementation
To: Daniel Carosone <>
From: Bill Studenmund <>
List: tech-kern
Date: 09/30/2004 17:46:47
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On Fri, Oct 01, 2004 at 10:33:10AM +1000, Daniel Carosone wrote:
> On Thu, Sep 30, 2004 at 04:28:17PM -0700, Jason Thorpe wrote:
> >=20
> > It does?  Even in the traditional BSD disklabel scheme, only the file=
> > system that resides in the partition that "overlaps" the label area is=
> > going to "have access to" that disklabel.
> Sure, if I give (say) a user access to that particular partition, for
> usermounted filesystems, they can then rewrite my disklabel as well.
> I'm not unhappy with a "so don't do that you fool" response, but I
> thought I'd float the idea(s) in case they have merit. Seems not.

Heh. I'd vote for the "so don't do that you fool" response. :-) If however=
we wanted to add support for locking the "dislabel" sectors down, we could=
do something like what Ultrix had and have explicit enable/disable calls=20
to control writing the disklabel sectors.

Take care,


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