I suggest moving your development to user-mode-linux, then you can attach
a debugger and track down the location of the lockup.
http://sf.net/projects/user-mode-linux/
On Tue, Mar 18, 2003 at 07:22:08PM +0100, Lars Landmark wrote:
> HI;
>
> I am trying to write my own class based queue. But as usual some problems
> seems not to be resolved.
>
> I have achieved to send package through my queue. This can be done if I
> not attach class or filters. If I do try to attach class or filter, my
> computer stops. I can not read any message, nor do anything. My only
> choice is to push power button in order to reboot.
>
> My "queue" is compiled as module and if I do "insmod",
> it is loaded in to kernel. This operation do not report any error.
>
> [root@lars larslan]# /sbin/insmod sch_kll
> Using /lib/modules/2.4.20/kernel/net/sched/sch_kll.o
>
>
> /sbin/lsmod report
> Module Size Used by Not tainted
> sch_htb 21088 1
> sch_kll 9608 0 (autoclean) (unused)
> 3c59x 28520 2
>
>
> When I now configure this module width my patched tc file
> ************
> root@lars iproute2.lars]# ./tc/tc qdisc add dev eth0 root handle 1: kll
> default 5
> ************
> output from /sbin/lsmod do not change. It still says used by 0 and
> (unused).
>
> I have written som output in every procedyre, and dmesg report that this
> procedures are called
> *************
> [root@lars iproute2.lars]# dmesg
> KLL: inne i classify?
> KLL: inne i dequeue?
> KLL: inne i dequeue?
> ....
> *************
> So my question is, how can this happen?
> I thought that at once I configure module,
> modules usage count would be incremented???
> Is there any possibility, that when I attach a filter my computer crash
> because kernel do not know kll-module is in use???
>
> I would be very happy if some could tell me what I have been missed...
>
> Any suggestion is appreciated,
> Thanks in advance
>
> Lars
> Student
>
>
--
James R. Leu
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