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Date:      Sun, 14 May 2000 16:26:42 +0200
From:      Poul-Henning Kamp <phk@critter.freebsd.dk>
To:        Nick Hibma <n_hibma@calcaphon.com>
Cc:        Peter Edwards <peter.edwards@openet-telecom.com>, FreeBSD CURRENT Mailing List <current@FreeBSD.ORG>, wc.bulte@chello.nl, Maxim Sobolev <sobomax@altavista.net>
Subject:   Re: vn.ko load/unload/mount = panic 
Message-ID:  <2084.958314402@critter.freebsd.dk>
In-Reply-To: Your message of "Sun, 14 May 2000 13:33:14 BST." <Pine.BSF.4.20.0005141328380.78621-100000@localhost> 

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In message <Pine.BSF.4.20.0005141328380.78621-100000@localhost>, Nick Hibma wri
tes:
>
>Correct me if I am wrong, but I don't think you actually have to
>disassociate any dev_t's from the driver (by clearing the si_drv[12]
>fields) because we call destroy_dev and cdevsw_remove, so any later uses
>of dev_t's get an error because the device has gone away.

destroy_dev will clear the necessary fields in a dev_t, cdevsw_remove
will not.

--
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD coreteam member | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.


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