[GIT PULL] KVM changes for 5.12-rc2

[Paolo Bonzini]

Linus,

The following changes since commit 2df8d3807ce7f75bb975f1aeae8fc6757527c62d:

  KVM: SVM: Fix nested VM-Exit on #GP interception handling (2021-02-25 05:13:05 -0500)

are available in the Git repository at:

  https://git.kernel.org/pub/scm/virt/kvm/kvm.git tags/for-linus

for you to fetch changes up to 9e46f6c6c959d9bb45445c2e8f04a75324a0dfd0:

  KVM: SVM: Clear the CR4 register on reset (2021-03-02 14:39:11 -0500)

----------------------------------------------------------------
* Doc fixes
* selftests fixes
* Add runstate information to the new Xen support
* Allow compiling out the Xen interface
* 32-bit PAE without EPT bugfix
* NULL pointer dereference bugfix

----------------------------------------------------------------
Aaron Lewis (1):
      selftests: kvm: Mmap the entire vcpu mmap area

Babu Moger (1):
      KVM: SVM: Clear the CR4 register on reset

Chenyi Qiang (1):
      KVM: Documentation: rectify rst markup in kvm_run->flags

David Woodhouse (2):
      KVM: x86/xen: Fix return code when clearing vcpu_info and vcpu_time_info
      KVM: x86/xen: Add support for vCPU runstate information

Dongli Zhang (1):
      KVM: x86: remove misplaced comment on active_mmu_pages

Kai Huang (1):
      KVM: Documentation: Fix index for KVM_CAP_PPC_DAWR1

Paolo Bonzini (3):
      Documentation: kvm: fix messy conversion from .txt to .rst
      KVM: xen: flush deferred static key before checking it
      KVM: x86: allow compiling out the Xen hypercall interface

Sean Christopherson (1):
      KVM: x86/mmu: Set SPTE_AD_WRPROT_ONLY_MASK if and only if PML is enabled

Wanpeng Li (1):
      KVM: x86: hyper-v: Fix Hyper-V context null-ptr-deref

 Documentation/virt/kvm/api.rst                     | 115 ++++----
 arch/x86/include/asm/kvm_host.h                    |   9 +-
 arch/x86/kvm/Kconfig                               |   9 +
 arch/x86/kvm/Makefile                              |   3 +-
 arch/x86/kvm/hyperv.c                              |   2 +-
 arch/x86/kvm/mmu/mmu_internal.h                    |  16 +-
 arch/x86/kvm/svm/svm.c                             |   1 +
 arch/x86/kvm/x86.c                                 |  22 +-
 arch/x86/kvm/xen.c                                 | 290 +++++++++++++++++++++
 arch/x86/kvm/xen.h                                 |  64 ++++-
 include/uapi/linux/kvm.h                           |  13 +
 tools/testing/selftests/kvm/lib/kvm_util.c         |   6 +-
 .../testing/selftests/kvm/x86_64/xen_shinfo_test.c | 159 ++++++++++-
 13 files changed, 633 insertions(+), 76 deletions(-)