Merge tag 'for-linus' of

Pull OpenRISC fixes from Stafford Horne:
 "Fixups for OpenRISC found during recent testing:

   - An OpenRISC irqchip fix to stop acking level interrupts which was
     causing issues on SMP platforms

   - A comment typo fix in our unwinder code"

* tag 'for-linus' of
  openrisc: unwinder: Fix grammar issue in comment
  irqchip: or1k-pic: Undefine mask_ack for level triggered hardware