Merge remote-tracking branch 'remotes/ehabkost/tags/x86-next-pull-request' into staging

x86 queue, 2020-09-18

Cleanups:
* Correct the meaning of '0xffffffff' value for hv-spinlocks (Vitaly Kuznetsov)
* vmport: Drop superfluous parenthesis (Philippe Mathieu-Daudé)

Fixes:
* Use generic APIC ID encoding code for EPYC (Babu Moger)

# gpg: Signature made Fri 18 Sep 2020 21:26:57 BST
# gpg:                using RSA key 5A322FD5ABC4D3DBACCFD1AA2807936F984DC5A6
# gpg:                issuer "ehabkost@redhat.com"
# gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>" [full]
# Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF  D1AA 2807 936F 984D C5A6

* remotes/ehabkost/tags/x86-next-pull-request:
  i386: Simplify CPUID_8000_001E for AMD
  i386: Simplify CPUID_8000_001d for AMD
  hw/i386/vmport: Drop superfluous parenthesis around function typedef
  i386/kvm: correct the meaning of '0xffffffff' value for hv-spinlocks

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>