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| author | Jim Mattson <jmattson@google.com> | 2022-09-23 02:18:54 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2022-09-30 13:38:01 +0300 |
| commit | aae2e72229cdb21f90df2dbe4244c977e5d3265b (patch) | |
| tree | 03326d1b9bc2126b063fc0580c27bb6960c2cc8f /mm/page_owner.c | |
| parent | 09636efd1bd164ac782ff0d3a714db2c53964776 (diff) | |
| download | linux-aae2e72229cdb21f90df2dbe4244c977e5d3265b.tar.xz | |
KVM: x86: Hide IA32_PLATFORM_DCA_CAP[31:0] from the guest
The only thing reported by CPUID.9 is the value of
IA32_PLATFORM_DCA_CAP[31:0] in EAX. This MSR doesn't even exist in the
guest, since CPUID.1:ECX.DCA[bit 18] is clear in the guest.
Clear CPUID.9 in KVM_GET_SUPPORTED_CPUID.
Fixes: 24c82e576b78 ("KVM: Sanitize cpuid")
Signed-off-by: Jim Mattson <jmattson@google.com>
Message-Id: <20220922231854.249383-1-jmattson@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'mm/page_owner.c')
0 files changed, 0 insertions, 0 deletions