VFS: Cannot open root device "mtdblock5" or unknown-block(0,0): error -6解决方法
参考文章：
（1）VFS: Cannot open root device "mtdblock5" or unknown-block(0,0): error -6解决方法
（2）https://www.cnblogs.com/caoyongan/p/7250558.html
（3）https://www.javazxz.com/thread-1457-1-1.html
备忘一下。