On Fri, Aug 02, 2013 at 10:33:37AM +0200, Michael Schnell wrote: > Is there a kind of "official" way to set aside one of the available > cores in an SMP system from the Linux OS to do deeply embedded > extremely-low-latency stuff in a kind of single task "main loop" type > environment ? I.e. creating a true coprocessor from an SMP hardware. Before hacking around (which might also lead to interesting solutions), I would start using a kernel with preempt-rt support and play with the cpu affinity: http://lxr.linux.no/#linux+v3.10.4/Documentation/kernel-parameters.txt#L1257 rsc -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | -- To unsubscribe from this list: send the line "unsubscribe linux-embedded" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
