set_prefix 1705 arch/s390/kernel/ipl.c set_prefix(0); set_prefix 464 arch/s390/kernel/setup.c set_prefix((u32)(unsigned long) lc); set_prefix 153 arch/s390/mm/maccess.c set_prefix(0); set_prefix 155 arch/s390/mm/maccess.c set_prefix(prefix);