x86/cpu: Enable STIBP on AMD if Automatic IBRS is enabled
Bugzilla: https://bugzilla.redhat.com/show_bug.cgi?id=2227917
MR: !2919 (merged)
This MR fixes a bug in the current autoIBRS code in the kernel to fix a potential security vulnerability.
Signed-off-by: Waiman Long longman@redhat.com
Edited by Waiman Long