IOPERM             38 arch/sparc/mm/io-unit.c #define IOPERM        (IOUPTE_CACHE | IOUPTE_WRITE | IOUPTE_VALID)
IOPERM             54 arch/sparc/mm/iommu.c #define IOPERM        (IOPTE_CACHE | IOPTE_WRITE | IOPTE_VALID)