IOC_ROPE_AO       178 arch/ia64/hp/common/sba_iommu.c #define   IOC_ROPE_AO	  0x10	/* Allow "Relaxed Ordering" */
IOC_ROPE_AO       167 arch/parisc/include/asm/ropes.h #define   IOC_ROPE_AO	  0x10	/* Allow "Relaxed Ordering" */