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| author | Jim Mattson <jmattson@google.com> | 2020-06-03 16:56:20 -0700 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2020-07-08 16:21:43 -0400 |
| commit | 80a1684c0161088710398d84a7cdd683c5d88228 (patch) | |
| tree | 4feb1a3dc7bc593a25ef02f680be924138e65762 /arch/x86/kvm/vmx/vmx.h | |
| parent | 242636343c246e338b8ea317e32dbf4ed47edc65 (diff) | |
| download | linux-80a1684c0161088710398d84a7cdd683c5d88228.tar.bz2 | |
kvm: vmx: Add last_cpu to struct vcpu_vmx
As we already do in svm, record the last logical processor on which a
vCPU has run, so that it can be communicated to userspace for
potential hardware errors.
Signed-off-by: Jim Mattson <jmattson@google.com>
Reviewed-by: Oliver Upton <oupton@google.com>
Reviewed-by: Peter Shier <pshier@google.com>
Message-Id: <20200603235623.245638-4-jmattson@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/vmx/vmx.h')
| -rw-r--r-- | arch/x86/kvm/vmx/vmx.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kvm/vmx/vmx.h b/arch/x86/kvm/vmx/vmx.h index 639798e4a6ca..f8f9e214d285 100644 --- a/arch/x86/kvm/vmx/vmx.h +++ b/arch/x86/kvm/vmx/vmx.h @@ -300,6 +300,9 @@ struct vcpu_vmx { u64 ept_pointer; struct pt_desc pt_desc; + + /* which host CPU was used for running this vcpu */ + unsigned int last_cpu; }; enum ept_pointers_status { |