Commit 4c257911 authored by Paolo Bonzini's avatar Paolo Bonzini
Browse files

i386: remove the 'INTEL_PT' CPUID bit from named CPU models 



Processor tracing is not yet implemented for KVM and it will be an
opt in feature requiring a special module parameter.
Disable it, because it is wrong to enable it by default and
it is impossible that no one has ever used it.

Cc: qemu-stable@nongnu.org
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 76e5a4d5

target/i386/cpu.c

+3 −5
Original line number Diff line number Diff line
@@ -2530,8 +2530,7 @@ static X86CPUDefinition builtin_x86_defs[] = { 
            CPUID_7_0_EBX_SMAP | CPUID_7_0_EBX_CLWB |

            CPUID_7_0_EBX_AVX512F | CPUID_7_0_EBX_AVX512DQ |

            CPUID_7_0_EBX_AVX512BW | CPUID_7_0_EBX_AVX512CD |

            CPUID_7_0_EBX_AVX512VL | CPUID_7_0_EBX_CLFLUSHOPT |

            CPUID_7_0_EBX_INTEL_PT,

            CPUID_7_0_EBX_AVX512VL | CPUID_7_0_EBX_CLFLUSHOPT,

        .features[FEAT_7_0_ECX] =

            CPUID_7_0_ECX_PKU | CPUID_7_0_ECX_OSPKE |

            CPUID_7_0_ECX_AVX512VNNI,
@@ -2583,7 +2582,7 @@ static X86CPUDefinition builtin_x86_defs[] = { 
            CPUID_7_0_EBX_HLE | CPUID_7_0_EBX_AVX2 | CPUID_7_0_EBX_SMEP |

            CPUID_7_0_EBX_BMI2 | CPUID_7_0_EBX_ERMS | CPUID_7_0_EBX_INVPCID |

            CPUID_7_0_EBX_RTM | CPUID_7_0_EBX_RDSEED | CPUID_7_0_EBX_ADX |

            CPUID_7_0_EBX_SMAP | CPUID_7_0_EBX_INTEL_PT,

            CPUID_7_0_EBX_SMAP,

        .features[FEAT_7_0_ECX] =

            CPUID_7_0_ECX_VBMI | CPUID_7_0_ECX_UMIP | CPUID_7_0_ECX_PKU |

            CPUID_7_0_ECX_OSPKE | CPUID_7_0_ECX_VBMI2 | CPUID_7_0_ECX_GFNI |
@@ -2641,8 +2640,7 @@ static X86CPUDefinition builtin_x86_defs[] = { 
            CPUID_7_0_EBX_SMAP | CPUID_7_0_EBX_CLWB |

            CPUID_7_0_EBX_AVX512F | CPUID_7_0_EBX_AVX512DQ |

            CPUID_7_0_EBX_AVX512BW | CPUID_7_0_EBX_AVX512CD |

            CPUID_7_0_EBX_AVX512VL | CPUID_7_0_EBX_CLFLUSHOPT |

            CPUID_7_0_EBX_INTEL_PT,

            CPUID_7_0_EBX_AVX512VL | CPUID_7_0_EBX_CLFLUSHOPT,

        .features[FEAT_7_0_ECX] =

            CPUID_7_0_ECX_VBMI | CPUID_7_0_ECX_UMIP | CPUID_7_0_ECX_PKU |

            CPUID_7_0_ECX_OSPKE | CPUID_7_0_ECX_VBMI2 | CPUID_7_0_ECX_GFNI |