On 8/2/19 1:49 AM, Tom Prohaszka wrote: > I found this for the V5 commit: > https://www.spinics.net/lists/linux-can/msg00847.html > I may have read it wrong. It sounds like the network stack is > dropping them, not necessarily the "statistics" gathering. > > Still the driver is able to handle reception of 99.95% of all CAN frames > of a 100% saturated 1MHz Can2.0 Bus with Frames with standard IDs and > DLC=0 on a Raspberry Pi 3. Note that this statistics is without injection > into the network stack, which then drops about 60% of all frames. To my understanding it's the networking stack that drops the CAN frames not the statistics itself. However I've added a Kconfig option to the driver to switch off the debugfs support: https://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can-next.git/log/?h=mcp25xxfd 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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