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author | Sean Christopherson <sean.j.christopherson@intel.com> | 2019-05-07 19:06:37 +0300 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2019-06-18 12:47:37 +0300 |
commit | 699a1ac214328569d203b9c6bfc22903d5642dee (patch) | |
tree | 7c2cf3f091ffed8144290c7ec9809e014532cb7d /tools/perf/scripts/python/export-to-sqlite.py | |
parent | de70d279709efb7d0b0c0dce2eb398fc43c4b7f6 (diff) | |
download | linux-699a1ac214328569d203b9c6bfc22903d5642dee.tar.xz |
KVM: nVMX: Update vmcs12 for MSR_IA32_DEBUGCTLMSR when it's written
KVM unconditionally intercepts WRMSR to MSR_IA32_DEBUGCTLMSR. In the
unlikely event that L1 allows L2 to write L1's MSR_IA32_DEBUGCTLMSR, but
but saves L2's value on VM-Exit, update vmcs12 during L2's WRMSR so as
to eliminate the need to VMREAD the value from vmcs02 on nested VM-Exit.
Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/perf/scripts/python/export-to-sqlite.py')
0 files changed, 0 insertions, 0 deletions