On 9/30/19 9:30 PM, Kurt Van Dijck wrote: > The napi-handler defers c_can reception to softirq, but it is hard to > control the RT priority of the CAN recv end inside a softirq. > Using an irqthread allows precise control of it's RT priority. > Having the quota still around in the IRQ thread allows to restrict > the work_done per cycle. > > Signed-off-by: Kurt Van Dijck <dev.kurt@xxxxxxxxxxxxxxxxxxxxxx> NACK, not pushing CAN frames though NAPI results in very strange things, such like package reordering. 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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