* 'topic/uek-4.1/xen' of git://ca-git.us.oracle.com/linux-uek:
xen/microcode: Use dummy microcode_ops for non initial domain guest
xen/microcode: Fix compile warning.
microcode_xen: Add support for AMD family >= 15h
x86/microcode: check proper return code.
xen: add CPU microcode update driver
x86/xen: Disable APIC PM for Xen PV guests
xen/pvhvm: Support more than 32 VCPUs when migrating (v3).