MASK2              26 arch/xtensa/lib/strncpy_user.S # define MASK2 0x0000ff00
MASK2              31 arch/xtensa/lib/strncpy_user.S # define MASK2 0x00ff0000
MASK2              25 arch/xtensa/lib/strnlen_user.S # define MASK2 0x0000ff00
MASK2              30 arch/xtensa/lib/strnlen_user.S # define MASK2 0x00ff0000