[GIT PULL] KVM: Selftests changes for 6.18

[Sean Christopherson <seanjc@google.com>]

A mix of fixes, cleanups and new coverage.  Note, there's also a large-ish new
MSR selftest coming in through the "cet" pull request.

The following changes since commit c17b750b3ad9f45f2b6f7e6f7f4679844244f0b9:

  Linux 6.17-rc2 (2025-08-17 15:22:10 -0700)

are available in the Git repository at:

  https://github.com/kvm-x86/linux.git tags/kvm-x86-selftests-6.18

for you to fetch changes up to df1f294013da715f32521b3d0a69773e660a1af5:

  KVM: selftests: Add ex_str() to print human friendly name of exception vectors (2025-09-23 08:39:02 -0700)

----------------------------------------------------------------
KVM selftests changes for 6.18

 - Add #DE coverage in the fastops test (the only exception that's guest-
   triggerable in fastop-emulated instructions).

 - Fix PMU selftests errors encountered on Granite Rapids (GNR), Sierra
   Forest (SRF) and Clearwater Forest (CWF).

 - Minor cleanups and improvements

----------------------------------------------------------------
Alok Tiwari (1):
      KVM: selftests: Fix typo in hyperv cpuid test message

Dapeng Mi (2):
      KVM: selftests: Add timing_info bit support in vmx_pmu_caps_test
      KVM: selftests: Validate more arch-events in pmu_counters_test

Gopi Krishna Menon (1):
      KVM: selftests: fix minor typo in cpumodel_subfuncs

James Houghton (1):
      KVM: selftests: Fix signedness issue with vCPU mmap size check

Sean Christopherson (8):
      KVM: selftests: Move Intel and AMD module param helpers to x86/processor.h
      KVM: selftests: Add support for #DE exception fixup
      KVM: selftests: Add coverage for 'b' (byte) sized fastops emulation
      KVM: selftests: Dedup the gnarly constraints of the fastops tests (more macros!)
      KVM: selftests: Add support for DIV and IDIV in the fastops test
      KVM: selftests: Track unavailable_mask for PMU events as 32-bit value
      KVM: selftests: Reduce number of "unavailable PMU events" combos tested
      KVM: selftests: Add ex_str() to print human friendly name of exception vectors

Sukrut Heroorkar (1):
      selftests/kvm: remove stale TODO in xapic_state_test

dongsheng (1):
      KVM: selftests: Handle Intel Atom errata that leads to PMU event overcount

 tools/testing/selftests/kvm/include/kvm_util.h     | 17 +++--
 tools/testing/selftests/kvm/include/x86/pmu.h      | 26 +++++++
 .../testing/selftests/kvm/include/x86/processor.h  | 35 ++++++++-
 tools/testing/selftests/kvm/lib/kvm_util.c         | 42 ++---------
 tools/testing/selftests/kvm/lib/x86/pmu.c          | 49 +++++++++++++
 tools/testing/selftests/kvm/lib/x86/processor.c    | 39 +++++++++-
 .../selftests/kvm/s390/cpumodel_subfuncs_test.c    |  2 +-
 tools/testing/selftests/kvm/x86/fastops_test.c     | 82 +++++++++++++++++-----
 tools/testing/selftests/kvm/x86/hyperv_cpuid.c     |  2 +-
 tools/testing/selftests/kvm/x86/hyperv_features.c  | 16 ++---
 .../testing/selftests/kvm/x86/monitor_mwait_test.c |  8 +--
 .../testing/selftests/kvm/x86/pmu_counters_test.c  | 67 ++++++++++++------
 .../selftests/kvm/x86/pmu_event_filter_test.c      |  4 +-
 .../testing/selftests/kvm/x86/vmx_pmu_caps_test.c  |  7 +-
 tools/testing/selftests/kvm/x86/xapic_state_test.c |  4 +-
 tools/testing/selftests/kvm/x86/xcr0_cpuid_test.c  | 12 ++--
 16 files changed, 303 insertions(+), 109 deletions(-)