IEEE-1394 problem on init [ was Re: Linux 2.4.21-rc1 ]

Tony Spinillo (tspinillo@yahoo.com)
Wed, 23 Apr 2003 05:29:40 -0700 (PDT)


Stelian

Similiar problem here. Machine boots fine, but when I plug my DV
camera in I can't cat /proc/bus/ieee1394/ devices, and I get looping
messages in dmesg. If I move the 1394 drivers from pre-7 in, all works
fine.
(Thanks Dan). I submitted my logs and hw info to:
http://sourceforge.net/mailarchive/forum.php?thread_id=2009188&forum_id=5387

Tony

>Something gone wrong with this changes. My Sony Vaio Picturebook C1VE
>hangs on boot when the firewire controller is probed by the init
>scripts.

>This happens exactly in the sequence:
> modprobe ohci1394
> grep something /proc/bus/ieee1394/devices
>I'm not sure yet if the lockup is related to the ohci1394
initialisation
>or the read in /proc possibly eariler than the driver expects.
>
>The kernel still reacts to sysrq (umount/sync etc), however
task/memory/pc
>sysrq function do NOT work...
>
>I'll investigate a bit further on this today.
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