Re: About can/usb v4 patches serie

[Stephane Grosjean <s.grosjean@peak-system.com>]

Le 07/02/2012 14:13, Oliver Hartkopp a écrit :
> On 07.02.2012 11:01, Stephane Grosjean wrote:
>
>
>> Meanwhile, I have a look to the deadlock issue in the pcmcia driver 
>> timer
>> function first...
>
> Yes. Just to be sure this eject problem can generally be solved i 
> replaced the PEAK PCMCIA card with the EMS PCMCIA card in my setup, 
> where i only get two removal notifications when pulling the card under 
> full rx load.
>

Sorry for the typo but the above issue I talked about concerns the 
peak_pci driver and the PCIeC card, not the PCMCIA driver!
So please confirm:

- pciec iissue: deadlock occurs during 1xMbps traffic, afaik it occurs 
with the led timer

- but what about this above "eject" issue, regarding the PCMCIA cards 
and these removal notifications? Can you give me more explanations, please?

> Just one remark upon the USB driver:
>
> I did a
>
> cangen -g0 -i can5
>
> to flood the USB-Pro adapter with outgoing traffic.
>
> When doing an "ifconfig can5 down" i get:
>
>
> peak_usb 2-2:1.0: can5: Tx URB aborted (-2)
>
> ten times (what is probably the netdev queue length)
>

something like this, yes... I forgot that.

Regards,

Stéphane



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