ZPCI_IOMAP_ADDR_OFF_MASK 22 arch/s390/include/asm/pci_io.h (~ZPCI_IOMAP_ADDR_OFF_MASK - ZPCI_IOMAP_ADDR_BASE) ZPCI_IOMAP_ADDR_OFF_MASK 36 arch/s390/include/asm/pci_io.h ((__force u64) addr & ZPCI_IOMAP_ADDR_OFF_MASK)