Linux/Windows usage of new Intel instructions

Jakob Engblom of Intel has 2 blog posts that talk about how modern operating systems use new Intel instructions.

https://software.intel.com/en-us/blogs/2017/10/17/does-software-actually-use-new-instruction-sets

https://software.intel.com/en-us/blogs/2017/11/09/follow-up-how-does-microsoft-windows-10-use-new-instruction-sets