At some point, this is splitting hairs. Single instructions are atomic wrt. interrupts, so surely there must be some sort of check every cycle whether an interr

At some point, this is splitting hairs. Single instructions are atomic wrt. interrupts, so surely there must be some sort of check every cycle whether an interrupt has arrived during that cycle. The magnitude of the time slice or polling interval is immaterial as to whether it is to be considered "polling."