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| author | Christian Krinitsin <mail@krinitsin.com> | 2025-06-16 16:59:00 +0000 |
|---|---|---|
| committer | Christian Krinitsin <mail@krinitsin.com> | 2025-06-16 16:59:33 +0000 |
| commit | 9aba81d8eb048db908c94a3c40c25a5fde0caee6 (patch) | |
| tree | b765e7fb5e9a3c2143c68b0414e0055adb70e785 /results/classifier/118/architecture-x86/1042561 | |
| parent | b89a938452613061c0f1f23e710281cf5c83cb29 (diff) | |
| download | qemu-analysis-9aba81d8eb048db908c94a3c40c25a5fde0caee6.tar.gz qemu-analysis-9aba81d8eb048db908c94a3c40c25a5fde0caee6.zip | |
add 18th iteration of classifier
Diffstat (limited to 'results/classifier/118/architecture-x86/1042561')
| -rw-r--r-- | results/classifier/118/architecture-x86/1042561 | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/results/classifier/118/architecture-x86/1042561 b/results/classifier/118/architecture-x86/1042561 new file mode 100644 index 000000000..f41010032 --- /dev/null +++ b/results/classifier/118/architecture-x86/1042561 @@ -0,0 +1,97 @@ +x86: 0.918 +kernel: 0.833 +architecture: 0.800 +KVM: 0.794 +device: 0.721 +performance: 0.621 +PID: 0.595 +ppc: 0.573 +network: 0.531 +graphic: 0.525 +semantic: 0.460 +socket: 0.448 +hypervisor: 0.447 +i386: 0.442 +peripherals: 0.420 +boot: 0.388 +risc-v: 0.385 +VMM: 0.384 +vnc: 0.373 +user-level: 0.373 +arm: 0.371 +mistranslation: 0.339 +permissions: 0.336 +virtual: 0.306 +files: 0.298 +TCG: 0.281 +register: 0.279 +debug: 0.232 +assembly: 0.230 +-------------------- +KVM: 0.943 +TCG: 0.926 +register: 0.891 +virtual: 0.839 +kernel: 0.822 +hypervisor: 0.807 +PID: 0.669 +x86: 0.611 +debug: 0.476 +socket: 0.234 +boot: 0.126 +files: 0.118 +risc-v: 0.116 +semantic: 0.075 +performance: 0.016 +architecture: 0.016 +device: 0.014 +permissions: 0.006 +assembly: 0.006 +peripherals: 0.004 +network: 0.004 +i386: 0.003 +user-level: 0.003 +VMM: 0.002 +graphic: 0.002 +vnc: 0.002 +ppc: 0.002 +mistranslation: 0.001 +arm: 0.001 + +Guest has no "xsave" feature with parameter "-cpu qemu64,+xsave" in qemu command line. + +Environment: +------------ +Host OS (ia32/ia32e/IA64):ia32e +Guest OS (ia32/ia32e/IA64):ia32e +Guest OS Type (Linux/Windows):Linux +kvm.git Commit:1a577b72475d161b6677c05abe57301362023bb2 +qemu-kvm Commit:98f1f30a89901c416e51cc70c1a08d9dc15a2ad4 +Host Kernel Version:3.5.0-rc1 +Hardware:Romley-EP, Ivy-bridge + + +Bug detailed description: +-------------------------- +Guest has no "xsave" feature when create guest with parameter "-cpu qemu64,+xsave,+avx" in qemu command line, but the guest has avx feature. +When starting a guest with parameter "-cpu host" in qemu command line, the guest has 'avx' and 'xsave' features (as /proc/cpuinfo shows). + +This is not a recent regression; it exists for a long time. + +Reproduce steps: +---------------- +1. qemu-system-x86_64 -m 1024 -smp 2 -hda rhel6u3.img -cpu qemu64,+xsave +2. cat /proc/cpuinfo | grep xsave ( check guest's xsave feature) + +Current result: +---------------- +The guest has no xsave feature + +Expected result: +---------------- +The guest has xsave feature + +Basic root-causing log: + +xsave needs level >= 13, and qemu64 has level=4. Try "-cpu qemu64,+xsave,+avx,level=13". + |