>> I have seriously been thinking about some way to say something like
>>      mount -t devfs -o jailset /home/jail/dev
>> but an elegant implementation evades me at this moment.
>As bizzare as it sounds, I like Julian's hack for populating this stuff...
>ie: use a hard link to propagate nodes to the jailed /dev.
>eg: mount -t devfs -o empty /home/jail/dev
>ln /dev/null /home/jail/dev/null
>ln /dev/zero /home/jail/dev/zero
>mount -u -o ro /home/jail/dev
>It solves several problems, but is kinda odd as it involves a
>cross-filesystem hard link.

unwhiteout(2) has more promise I think.

Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
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FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

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