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Subject[PATCH v2 0/8] KVM: x86: enable cflushopt/clwb/pcommit and simplify code
Date
Changelog:
Thanks for Paolo's review, there are the changes in v2:
- use WARN_ON(1) instead of BUG() if PCOMMIT-exit happend for L1 guest
- drop set_clear_2nd_exec_ctrl() and use vmcs_{set,clear}_bits instead
- improve commit log and adjust code style

This pachset enables clfushopt, clwb and pcommit instructions for guest which
are used by NVDIMM.

The specification locates at:
https://software.intel.com/sites/default/files/managed/0d/53/319433-022.pdf

patch 1 and patch 2 enable these three instructions for guest and other patches
simplify current VMX code

Xiao Guangrong (8):
KVM: x86: allow guest to use cflushopt and clwb
KVM: x86: add pcommit support
KVM: VMX: drop rdtscp_enabled check in prepare_vmcs02()
KVM: VMX: simplify rdtscp handling in vmx_cpuid_update()
KVM: VMX: simplify invpcid handling in vmx_cpuid_update()
KVM: VMX: unify SECONDARY_VM_EXEC_CONTROL update
KVM: VMX: clean up bit operation on SECONDARY_VM_EXEC_CONTROL
KVM: VMX: drop rdtscp_enabled field

arch/x86/include/asm/vmx.h | 2 +-
arch/x86/include/uapi/asm/vmx.h | 4 +-
arch/x86/kvm/cpuid.c | 2 +-
arch/x86/kvm/cpuid.h | 16 +++++++
arch/x86/kvm/vmx.c | 103 ++++++++++++++++++----------------------
5 files changed, 67 insertions(+), 60 deletions(-)

--
2.4.3



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