cvs commit: src/sys/net if_tap.c if_tun.c src/share/man/man4 tap.4 tun.4

Robert Watson rwatson at
Sun Feb 4 20:28:15 UTC 2007

On Sun, 4 Feb 2007, Bruce M Simpson wrote:

> bms         2007-02-04 16:32:46 UTC
>  FreeBSD src repository
>  Modified files:
>    sys/net              if_tap.c if_tun.c
>    share/man/man4       tap.4 tun.4
>  Log:
>  Implement ifnet cloning for tun(4)/tap(4).
>  Make devfs cloning a sysctl/tunable which defaults to on.
>  If devfs cloning is enabled, only the super-user may create
>  tun(4)/tap(4)/vmnet(4) instances. Devfs cloning is still enabled by

Perhaps the tapclone privilege check should also check tapuopen, as the open 
check does?

Robert N M Watson
Computer Laboratory
University of Cambridge

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