> OTOH, the accounting hook would allow us to remove the IRQ#0 -> CPU#0 > restriction. Not sure whether it's worth the trouble. Some SIS chipsets hang the machine when you migrate irq 0 to another CPU. It's better to keep that Also I wouldn't be surprised if there are some other assumptions about this elsewhere. Ok in theory it could be done only on SIS, but that probably would really not be worth the trouble -Andi - To unsubscribe from this list: send the line "unsubscribe linux-rt-users" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html