MASK1              26 arch/mips/loongson64/loongson-3/smp.h #define MASK1    0x14
MASK1              25 arch/xtensa/lib/strncpy_user.S # define MASK1 0x00ff0000
MASK1              30 arch/xtensa/lib/strncpy_user.S # define MASK1 0x0000ff00
MASK1              24 arch/xtensa/lib/strnlen_user.S # define MASK1 0x00ff0000
MASK1              29 arch/xtensa/lib/strnlen_user.S # define MASK1 0x0000ff00