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Date:      Thu, 20 Oct 2005 11:07:39 -0400
From:      Brian Fundakowski Feldman <green@FreeBSD.org>
To:        Poul-Henning Kamp <phk@phk.freebsd.dk>
Cc:        "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net>, Pawel Jakub Dawidek <pjd@FreeBSD.org>, FreeBSD current mailing list <current@FreeBSD.org>
Subject:   Re: mount memory modified after free
Message-ID:  <20051020150739.GB43031@green.homeunix.org>
In-Reply-To: <8321.1129791093@critter.freebsd.dk>
References:  <20051020063303.GA19624@garage.freebsd.pl> <8321.1129791093@critter.freebsd.dk>

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On Thu, Oct 20, 2005 at 08:51:33AM +0200, Poul-Henning Kamp wrote:
> In message <20051020063303.GA19624@garage.freebsd.pl>, Pawel Jakub Dawidek writ
> es:
> 
> >Bascially there is only one place to store mount-point's
> >vnode in device structure (IIRC) and if you mount the same provider twice,
> >it will be overwritten and you'll not be able to unmount first file system
> >without panicing.
> 
> There is more, you also need to cope with the UFS snapshot data hung
> off the cdev etc.

There's UFS snapshot data for read-only mounts?

-- 
Brian Fundakowski Feldman                           \'[ FreeBSD ]''''''''''\
  <> green@FreeBSD.org                               \  The Power to Serve! \
 Opinions expressed are my own.                       \,,,,,,,,,,,,,,,,,,,,,,\



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