Messages in this thread | | | From | Xiao Guangrong <> | Subject | [PATCH 0/9] KVM: x86: enable cflushopt/clwb/pcommit and simplify code | Date | Fri, 21 Aug 2015 12:50:02 +0800 |
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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 fixes a uninitialized value used in KVM MMU code, patch 2 and patch 3 enable these three instructions for guest patch 4 ~ patch 9 simplify current VMX code
Xiao Guangrong (9): KVM: MMU: fix use uninitialized value KVM: x86: allow guest to use cflushopt anc 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: introduce set_clear_2nd_exec_ctrl() 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/mmu.c | 2 +- arch/x86/kvm/vmx.c | 116 ++++++++++++++++++++-------------------- 6 files changed, 80 insertions(+), 62 deletions(-)
-- 2.4.3
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