Date: Thu, 20 Oct 2005 08:51:33 +0200 From: "Poul-Henning Kamp" <phk@phk.freebsd.dk> To: Pawel Jakub Dawidek <pjd@FreeBSD.org> Cc: Brian Fundakowski Feldman <green@FreeBSD.org>, FreeBSD current mailing list <current@FreeBSD.org>, "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net> Subject: Re: mount memory modified after free Message-ID: <8321.1129791093@critter.freebsd.dk> In-Reply-To: Your message of "Thu, 20 Oct 2005 08:33:03 %2B0200." <20051020063303.GA19624@garage.freebsd.pl>
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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. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 phk@FreeBSD.ORG | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence.
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