This bug is missing log files that will aid in diagnosing the problem.
While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:
apport-collect 1782205
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.
** Changed in: linux (Ubuntu)
Status: New => Incomplete
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https://bugs.launchpad.net/bugs/1782205
Title:
KVM SnowRidge enable new ISAs
Status in linux package in Ubuntu:
Confirmed
Status in qemu package in Ubuntu:
Triaged
Status in xen package in Ubuntu:
Invalid
Bug description:
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
Target Release: 19.04
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