[PATCH 0/3] x86: KVM: VMX: Add basic split-lock #AC handling

From: Sean Christopherson
Date: Thu Apr 02 2020 - 11:56:58 EST


First three patches from Xiaoyao's series to add split-lock #AC support
in KVM.

Xiaoyao Li (3):
KVM: x86: Emulate split-lock access as a write in emulator
x86/split_lock: Refactor and export handle_user_split_lock() for KVM
KVM: VMX: Extend VMX's #AC interceptor to handle split lock #AC in
guest

arch/x86/include/asm/cpu.h | 4 ++--
arch/x86/kernel/cpu/intel.c | 7 ++++---
arch/x86/kernel/traps.c | 2 +-
arch/x86/kvm/vmx/vmx.c | 30 +++++++++++++++++++++++++++---
arch/x86/kvm/x86.c | 12 +++++++++++-
5 files changed, 45 insertions(+), 10 deletions(-)

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2.24.1