This patch sereis implements several important functionalities to run
Xen on top of Hyper-V. See individual patches for more details.

I've checked the assembly code as well as putting in a test patch to
make sure the hypercall interface is implemented correctly.

Wei.

Cc: Jan Beulich <jbeulich@suse.com>
Cc: Andrew Cooper <andrew.cooper3@citrix.com>
Cc: Wei Liu <wl@xen.org>
Cc: Roger Pau Monné <roger.pau@citrix.com>
Cc: Michael Kelley <mikelley@microsoft.com>
Cc: Paul Durrant <pdurrant@amazon.com>

Wei Liu (10):
  x86/hypervisor: make hypervisor_ap_setup return an error code
  x86/smp: don't online cpu if hypervisor_ap_setup fails
  x86: provide executable fixmap facility
  x86/hypervisor: provide hypervisor_fixup_e820
  x86/hyperv: setup hypercall page
  x86/hyperv: provide Hyper-V hypercall functions
  DO NOT APPLY: x86/hyperv: issue an hypercall
  x86/hyperv: provide percpu hypercall input page
  x86/hyperv: retrieve vp_index from Hyper-V
  x86/hyperv: setup VP assist page

 MAINTAINERS                              |   1 +
 xen/arch/x86/boot/x86_64.S               |  15 ++-
 xen/arch/x86/e820.c                      |   4 +-
 xen/arch/x86/guest/hyperv/hyperv.c       | 154 ++++++++++++++++++++++-
 xen/arch/x86/guest/hyperv/private.h      |  31 +++++
 xen/arch/x86/guest/hypervisor.c          |  12 +-
 xen/arch/x86/guest/xen/xen.c             |  65 ++++++----
 xen/arch/x86/livepatch.c                 |   3 +-
 xen/arch/x86/mm.c                        |  14 ++-
 xen/arch/x86/smpboot.c                   |  12 +-
 xen/arch/x86/xen.lds.S                   |   5 +
 xen/include/asm-x86/asm_defns.h          |   5 +
 xen/include/asm-x86/config.h             |   2 +-
 xen/include/asm-x86/fixmap.h             |  24 ++++
 xen/include/asm-x86/guest/hyperv-hcall.h |  97 ++++++++++++++
 xen/include/asm-x86/guest/hyperv-tlfs.h  |   5 +-
 xen/include/asm-x86/guest/hyperv.h       |   3 +
 xen/include/asm-x86/guest/hypervisor.h   |  12 +-
 18 files changed, 419 insertions(+), 45 deletions(-)
 create mode 100644 xen/arch/x86/guest/hyperv/private.h
 create mode 100644 xen/include/asm-x86/guest/hyperv-hcall.h

-- 
2.20.1


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