i386: remove the new CPUID 'PCONFIG' from Icelake-Server CPU model
PCONFIG is not available to guests; it must be specifically enabled
using the PCONFIG_ENABLE execution control. Disable it, because
no one can ever use it.
Signed-off-by: Robert Hoo <robert.hu@linux.intel.com>
Message-Id: <1545227081-213696-2-git-send-email-robert.hu@linux.intel.com>
Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
(cherry picked from commit 76e5a4d583
)
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
stable-3.1
parent
821314aec3
commit
02d735c274
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@ -2613,8 +2613,7 @@ static X86CPUDefinition builtin_x86_defs[] = {
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CPUID_7_0_ECX_AVX512VNNI | CPUID_7_0_ECX_AVX512BITALG |
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CPUID_7_0_ECX_AVX512_VPOPCNTDQ | CPUID_7_0_ECX_LA57,
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.features[FEAT_7_0_EDX] =
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CPUID_7_0_EDX_PCONFIG | CPUID_7_0_EDX_SPEC_CTRL |
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CPUID_7_0_EDX_SPEC_CTRL_SSBD,
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CPUID_7_0_EDX_SPEC_CTRL | CPUID_7_0_EDX_SPEC_CTRL_SSBD,
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/* Missing: XSAVES (not supported by some Linux versions,
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* including v4.1 to v4.12).
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* KVM doesn't yet expose any XSAVES state save component,
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