x86/hyperv: setup VP assist page
authorWei Liu <liuwe@microsoft.com>
Sun, 29 Dec 2019 17:54:12 +0000 (17:54 +0000)
committerWei Liu <wl@xen.org>
Wed, 5 Feb 2020 16:05:06 +0000 (16:05 +0000)
commit4e3322ec14155d3580fcbbe64e342c98182c1848
treeb8c92829499b775851ce6364510ac58593f357fd
parenta37007356cd5f6f4fd4550e315cfd2e6d5a785a0
x86/hyperv: setup VP assist page

VP assist page is rather important as we need to toggle some bits in it
for efficient nested virtualisation.

Signed-off-by: Wei Liu <liuwe@microsoft.com>
Reviewed-by: Paul Durrant <pdurrant@amazon.com>
Reviewed-by: Roger Pau Monné <roger.pau@citrix.com>
xen/arch/x86/guest/hyperv/hyperv.c
xen/arch/x86/guest/hyperv/private.h