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| author | Vitaly Kuznetsov <vkuznets@redhat.com> | 2021-05-21 11:51:37 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-06-17 13:09:38 -0400 |
| commit | 10d7bf1e46dc19d964f0f67d2a6d20df907742d1 (patch) | |
| tree | 206e1f232352ee6aff49bdb5e72c4a4e52342cb5 /tools/perf/scripts/python | |
| parent | 644f706719f0297bc5f65c8891de1c32f042eae5 (diff) | |
| download | linux-10d7bf1e46dc19d964f0f67d2a6d20df907742d1.tar.gz linux-10d7bf1e46dc19d964f0f67d2a6d20df907742d1.zip | |
KVM: x86: hyper-v: Cache guest CPUID leaves determining features availability
Limiting exposed Hyper-V features requires a fast way to check if the
particular feature is exposed in guest visible CPUIDs or not. To aboid
looping through all CPUID entries on every hypercall/MSR access cache
the required leaves on CPUID update.
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20210521095204.2161214-4-vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions