Public bug reported:

Add KVM support for SnowRidge New Instructions: GFNI and CLDEMOT

GFNI: New instruction to compute an affine transformation in the Galois Field. 
 The instruction is described here:
https://software.intel.com/sites/default/files/managed/c5/15/architecture-instruction-set-extensions-programming-reference.pdf
 

CLDEMOT: New instruction to hint to hardware that a cache line is likely
to be shared. This is used to improve core-to-core communication.

Upstream Target is Linux 4.20

** Affects: xen (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: intel

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https://bugs.launchpad.net/bugs/1782205

Title:
  KVM SnowRidge enable new ISAs

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