Still debugging why open("/dev/lpt0"...) hangs

[Micah]

george+freebsd at m5p.com wrote:
> lpt0 is hanging up when it tries to request the ppbus (line 478 of
> lpt.c).  I'm guessing that if_plip.c has requested it and not
> released it, which apparently happens when there's been an ioctl
> on the plip.  There's no plausible reason why this should happen.
> What can I call in lpioctl (if_plip.c line 302) to print out some
> identifying information about the process doing the ioctl?  Or is
> there a better list somewhere to ask this question?
> -- George Mitchell

Might try freebsd-hackers, they have more code-level discussion than 
questions does.

HTH,
Micah