Merge tag 'for-3.7' of git://openrisc.net/jonas/linux

Pull OpenRISC updates from Jonas Bonn:
 "Fixups for some corner cases, build issues, and some obvious bugs in
  IRQ handling.  No major changes."

* tag 'for-3.7' of git://openrisc.net/jonas/linux:
  openrisc: mask interrupts in irq_mask_ack function
  openrisc: fix typos in comments and warnings
  openrisc: PIC should act on domain-local irqs
  openrisc: Make cpu_relax() invoke barrier()
  audit: define AUDIT_ARCH_OPENRISC
  openrisc: delay: fix handling of counter overflow
  openrisc: delay: fix loops calculation for __const_udelay

arch/openrisc/include/asm/processor.h

@@ -103,7 +103,7 @@ extern unsigned long thread_saved_pc(struct task_struct *t);
 
 #define init_stack      (init_thread_union.stack)
 
-#define cpu_relax()     do { } while (0)
+#define cpu_relax()     barrier()
 
 #endif /* __ASSEMBLY__ */
 #endif /* __ASM_OPENRISC_PROCESSOR_H */