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Date:      Thu, 03 Oct 2002 10:08:48 -0700
From:      Lars Eggert <larse@ISI.EDU>
To:        Poul-Henning Kamp <phk@critter.freebsd.dk>
Cc:        current <current@FreeBSD.ORG>
Subject:   Re: usermount with devfs
Message-ID:  <3D9C79A0.5040100@isi.edu>
References:  <7014.1033664619@critter.freebsd.dk>
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[-- Attachment #1 --]
Poul-Henning Kamp wrote:
> In message <3D9C776C.1000409@isi.edu>, Lars Eggert writes:
> 
> 
>>[root@nik: /etc] rm /dev/acd0c
>>[root@nik: /etc] umask 0007 && ln -s /dev/acd0c /dev/acd0
>>ln: /dev/acd0: File exists
>>
>>Which is really a strange error, since /dev/acd0c is gone:
> 
> 
> Nothing which the kernel has created in /dev/ is really gone
> when you rm(1) it, it merely gets hidden.
> 
> Think of it as "the kernel has priority in selecting names".
> 
> Now, if you had
> 	rm /dev/null
> you could recreate it with
> 	mknod /dev/null c 0 0
> (the "c 0 0" arguments have to be there, but are ignored).
> 
> I guess it's a flaw that you can't recreate the symlink in
> a similar fashion.

So there is no more usermount under -current with devfs? Or is there 
another way to have the symlinks be created with the different 
permissions (since devfs rules don't seem to apply to them)?

Lars
-- 
Lars Eggert <larse@isi.edu>           USC Information Sciences Institute

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