CONFIG_OPENRISC_HAVE_INST_FF1   12 arch/openrisc/include/asm/bitops/__ffs.h #ifdef CONFIG_OPENRISC_HAVE_INST_FF1
CONFIG_OPENRISC_HAVE_INST_FF1   11 arch/openrisc/include/asm/bitops/ffs.h #ifdef CONFIG_OPENRISC_HAVE_INST_FF1