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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-05-30 16:52:07 +0200 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-05-30 16:52:17 +0200 |
| commit | 9260319e7411ff8281700a532caa436f40120ec4 (patch) | |
| tree | 2f6bfe5f3458dd49d328d3a9eb508595450adec0 /gitlab/issues_text/target_i386/host_missing/accel_missing/2834 | |
| parent | 225caa38269323af1bfc2daadff5ec8bd930747f (diff) | |
| download | qemu-analysis-9260319e7411ff8281700a532caa436f40120ec4.tar.gz qemu-analysis-9260319e7411ff8281700a532caa436f40120ec4.zip | |
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Diffstat (limited to 'gitlab/issues_text/target_i386/host_missing/accel_missing/2834')
| -rw-r--r-- | gitlab/issues_text/target_i386/host_missing/accel_missing/2834 | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gitlab/issues_text/target_i386/host_missing/accel_missing/2834 b/gitlab/issues_text/target_i386/host_missing/accel_missing/2834 new file mode 100644 index 000000000..18e2f8b54 --- /dev/null +++ b/gitlab/issues_text/target_i386/host_missing/accel_missing/2834 @@ -0,0 +1,19 @@ +qemu-system-x86_64: warning: host doesn't support requested feature: CPUID.07H:EBX.intel-pt [bit 25] +Description of problem: +when run `./qemu-system-x86_64 -cpu host,intel_pt -m 8192M -smp 4 -hda ubuntu.qcow2 --enable-kvm --nographic` warning `qemu-system-x86_64: warning: host doesn't support requested feature: CPUID.07H:EBX.intel-pt [bit 25]`. +Tried adding level/min-level=0x14, but still received a warning. +Steps to reproduce: +run command +``` +./qemu-system-x86_64 -cpu host,intel_pt -m 8192M -smp 4 -hda ubuntu.qcow2 --enable-kvm --nographic +``` +Additional information: +- CPU i5-13600kf +``` +~$ sudo rdmsr 0x485 -f 14:14 # MSR_IA32_VMX_MISC_INTEL_PT +1 +~$ sudo rdmsr 0x48B -f 56:56 # SECONDARY_EXEC_PT_USE_GPA +1 +~$ sudo rdmsr 0x484 -f 50:50 # VM_ENTRY_LOAD_IA32_RTIT_CTL +1 +``` |