CHK     include/linux/compile.h
  GEN     .version
  CHK     include/linux/compile.h
  UPD     include/linux/compile.h
  CC      init/version.o
  LD      init/built-in.o
  LD      .tmp_vmlinux1
arm-linux-ld: no machine record defined
arm-linux-ld: no machine record defined
arm-linux-ld: no machine record defined
init/built-in.o: In function `run_init_process':
/home/xjruan/Enbedded_Linux/linux-2.6.29/init/main.c:781: undefined reference to `__gnu_mcount_nc'
init/built-in.o: In function `init_post':
/home/xjruan/Enbedded_Linux/linux-2.6.29/init/main.c:790: undefined reference to `__gnu_mcount_nc'
init/built-in.o: In function `do_one_initcall':
/home/xjruan/Enbedded_Linux/linux-2.6.29/init/main.c:694: undefined reference to `__gnu_mcount_nc'
init/built-in.o: In function `name_to_dev_t':
/home/xjruan/Enbedded_Linux/linux-2.6.29/init/do_mounts.c:77: undefined reference to `__gnu_mcount_nc'
init/built-in.o: In function `rest_init':
/home/xjruan/Enbedded_Linux/linux-2.6.29/init/main.c:452: undefined reference to `__gnu_mcount_nc'
init/built-in.o:/home/xjruan/Enbedded_Linux/linux-2.6.29/init/calibrate.c:123: more undefined references to `__gnu_mcount_nc' follow
make: *** [.tmp_vmlinux1] 错误 1