* cleared in the affinity mask, there will never be any
* interrupt forwarding. But as soon as a program or operator
* sets affinity for one of the related IRQs, we need to make
- * sure that we don't ever try to forward across the VPE boundry,
+ * sure that we don't ever try to forward across the VPE boundary,
* at least not until we engineer a system where the interrupt
* _ack() or _end() function can somehow know that it corresponds
* to an interrupt taken on another VPE, and perform the appropriate