Reference throughout this post
https://blog.csdn.net/qq_36290650/article/details/83052315
Download the source code is too slow official website, download the source code here
http://ftp.sjtu.edu.cn/sites/ftp.kernel.org/pub/linux/kernel/v5.x/
Official website shows the latest stable version is 5.5.11 , the results of download time is under 5.5.1 , sad reminder that found after the upgrade is complete, it will be wrong. Compile time is a bit long, took about three hours, after compilation linux-5.5.1 directory has 17.1G.
This is before the upgrade version of
this is the upgraded version numbers
