Re: Some more details on parport autoprobing bug

Bernhard Rosenkraenzer (bero@redhat.de)
Mon, 20 Dec 1999 17:36:03 +0100 (CET)


On Mon, 20 Dec 1999, Tim Waugh wrote:

> > It happens in userspace, too, if the program accessing /dev/parport0 has
> > to autoload the module.
>
> What exactly is getting autoloaded -- the whole parport stack?

Yes.

> Can you
> see how long after parport_pc loads you have to wait before things are
> okay again? Put a post-install parport_pc rule in modules.conf to sleep
> for varying numbers of seconds.

0.070001 seconds.

post-install parport /sbin/modprobe -k parport_pc && usleep 70000

doesn't work, but

post-install parport /sbin/modprobe -k parport_pc && usleep 70001

does.

LLaP
bero

-- 
Nobody will ever need more than 640 kB RAM.
		-- Bill Gates, 1983
Windows 98 requires 16 MB RAM.
		-- Bill Gates, 1999
Nobody will ever need Windows 98.
		-- logical conclusion

- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/