diff options
| author | Babu Moger <[email protected]> | 2021-01-28 18:43:22 -0600 |
|---|---|---|
| committer | Paolo Bonzini <[email protected]> | 2021-03-15 04:43:25 -0400 |
| commit | f333374e108e7e4cd104591035c9e24ba050706d (patch) | |
| tree | 19ccf484cb92ee496f6a99a5b4241530b4c9d522 /tools/perf/scripts/python | |
| parent | cc3ed80ae69f454c3d904af9f65394a540099723 (diff) | |
x86/cpufeatures: Add the Virtual SPEC_CTRL feature
Newer AMD processors have a feature to virtualize the use of the
SPEC_CTRL MSR. Presence of this feature is indicated via CPUID
function 0x8000000A_EDX[20]: GuestSpecCtrl. When present, the
SPEC_CTRL MSR is automatically virtualized.
Signed-off-by: Babu Moger <[email protected]>
Acked-by: Borislav Petkov <[email protected]>
Message-Id: <161188100272.28787.4097272856384825024.stgit@bmoger-ubuntu>
Signed-off-by: Paolo Bonzini <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions