Merge remote-tracking branch 'remotes/awilliam/tags/vfio-updates-20170331.0' into...

VFIO fixes 2017-03-31

 - We can't disable stolen memory for UPT mode, it breaks Windows
   drivers on Gen9+ IGD (Xiong Zhang)

# gpg: Signature made Fri 31 Mar 2017 17:13:48 BST
# gpg:                using RSA key 0x239B9B6E3BB08B22
# gpg: Good signature from "Alex Williamson <alex.williamson@redhat.com>"
# gpg:                 aka "Alex Williamson <alex@shazbot.org>"
# gpg:                 aka "Alex Williamson <alwillia@redhat.com>"
# gpg:                 aka "Alex Williamson <alex.l.williamson@gmail.com>"
# Primary key fingerprint: 42F6 C04E 540B D1A9 9E7B  8A90 239B 9B6E 3BB0 8B22

* remotes/awilliam/tags/vfio-updates-20170331.0:
  Revert "vfio/pci-quirks.c: Disable stolen memory for igd VFIO"

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