Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging

virtio,pc,acpi: features, fixes

better number of queues for vhost
smbios speed options
acpi fixes

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
# gpg: Signature made Thu 27 Aug 2020 13:33:49 BST
# gpg:                using RSA key 5D09FD0871C8F85B94CA8A0D281F0DB8D28D5469
# gpg:                issuer "mst@redhat.com"
# gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>" [full]
# gpg:                 aka "Michael S. Tsirkin <mst@redhat.com>" [full]
# Primary key fingerprint: 0270 606B 6F3C DF3D 0B17  0970 C350 3912 AFBE 8E67
#      Subkey fingerprint: 5D09 FD08 71C8 F85B 94CA  8A0D 281F 0DB8 D28D 5469

* remotes/mst/tags/for_upstream:
  tests/bios-tables-test: add smbios cpu speed test
  hw/smbios: add options for type 4 max-speed and current-speed
  vhost-user-blk-pci: default num_queues to -smp N
  virtio-blk-pci: default num_queues to -smp N
  virtio-scsi-pci: default num_queues to -smp N
  virtio-scsi: introduce a constant for fixed virtqueues
  virtio-pci: add virtio_pci_optimal_num_queues() helper
  Introduce a new flag for i440fx to disable PCI hotplug on the root bus
  acpi: update expected DSDT files with _UID changes
  disassemble-aml: -o actually works
  arm/acpi: fix an out of spec _UID for PCI root
  i386/acpi: fix inconsistent QEMU/OVMF device paths
  acpi: allow DSDT changes

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