On 09/27/2010 08:44 AM, David Jander wrote: >>> 1.- When just started the interface, a few of the first CAN messages to >>> arrive are being discarded, because of some strange race condition (I >>> have NOHZ enabled). I get the following kenel messages (10 times): >>> >>> NOHZ: local_softirq_pending 08
>> I see the same message on my laptop to which I connected an external >> (USB) ISDN adapter. A quick question to google showed me this: >> http://patchwork.ozlabs.org/patch/33630/ which can be related. > > Interesting. I haven't checked, but either this patch isn't in mainline yet > (one year later), or this isn't the same problem... It seems to be the same problem, but you have to use "netif_rx_ni()" in the mcp251x driver. cheers, Marc -- Pengutronix e.K. | Marc Kleine-Budde | Industrial Linux Solutions | Phone: +49-231-2826-924 | Vertretung West/Dortmund | Fax: +49-5121-206917-5555 | Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de |
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