入门帖子 ：
但遇到如下问题：
root@Pad:/android_src/drivers/ch06# make -C /usr/src/linux-headers-3.11.0-15-generic M=/android_src/drivers/ch06/word_count
make: Entering directory `/usr/src/linux-headers-3.11.0-15-generic'
scripts/Makefile.build:44: /android_src/drivers/ch06/word_count/Makefile: No such file or directory
make[1]: *** No rule to make target `/android_src/drivers/ch06/word_count/Makefile'. Stop.
make: *** [_module_/android_src/drivers/ch06/word_count] Error 2
make: Leaving directory `/usr/src/linux-headers-3.11.0-15-generic'
