Merge branch 'stable/pvh.v7' into stable/for-linus-3.9

Merge branch 'stable/pvh.v7' into stable/for-linus-3.9

* stable/pvh.v7:
  xen/pvh: specify xen features strings cleanly for PVH
  xen: implement updated XENMEM_add_to_physmap_range ABI
  x86/xen: Use __pa_symbol instead of __pa on C visible symbols
  xen/privcmd: fix condition in privcmd_close()
  xen/x86: remove duplicated include from enlighten.c
  xen: x86 pvh: use XENMEM_add_to_physmap_range for foreign gmfn mappings
  xen/pvh: balloon and grant changes.
  xen/pvh: bootup and setup (E820) related changes.
  xen/pvh: Implement MMU changes for PVH.
  xen/pvh: Extend vcpu_guest_context, p2m, event, and XenBus.
  xen/smp: Move the common CPU init code a bit to prep for PVH patch.
  xen/pvh: Support ParaVirtualized Hardware extensions.