[PATCH v4 0/3] CET fix patches for nested guest

Yang Weijiang
2021-03-15T07:07:27Z

This patch series is to fix a few issues found during patch review and
testing on Linux, also including a patch to explictly disable CET support
in nested guest over Hyper-V(s).

change in v4:
- Added guest CET cpuid check before sync vmcs02 CET state to vmcs12.
- Opportunistically added similar fix for MPX.

Yang Weijiang (3):
KVM: nVMX: Sync L2 guest CET states between L1/L2
KVM: nVMX: Set X86_CR4_CET in cr4_fixed1_bits if CET IBT is enabled
KVM: nVMX: Add CET entry/exit load bits to evmcs unsupported list

arch/x86/kvm/cpuid.c | 1 -
arch/x86/kvm/vmx/evmcs.c | 4 ++--
arch/x86/kvm/vmx/evmcs.h | 6 ++++--
arch/x86/kvm/vmx/nested.c | 35 +++++++++++++++++++++++++++++++++--
arch/x86/kvm/vmx/vmx.c | 1 +
arch/x86/kvm/vmx/vmx.h | 3 +++
6 files changed, 43 insertions(+), 7 deletions(-)

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2.26.2