Am 02.11.2010 18:44, Michael S. Tsirkin wrote: > On Tue, Nov 02, 2010 at 04:49:18PM +0100, Jan Kiszka wrote: >> This improves the IRQ forwarding for assigned devices: By using the >> kernel's threaded IRQ scheme, we can get rid of the latency-prone work >> queue and simplify the code in the same run. > > Interesting. Do you see any latency improvements from this?
Haven't measured, but I was primarily thinking of real-time scenarios, ie. setups where you may want adjust the threaded IRQ priority - something you cannot do with the shared kevent thread. Jan -- Siemens AG, Corporate Technology, CT T DE IT 1 Corporate Competence Center Embedded Linux -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
