diff options
Diffstat (limited to 'results/classifier/108/other/1011')
| -rw-r--r-- | results/classifier/108/other/1011 | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/results/classifier/108/other/1011 b/results/classifier/108/other/1011 new file mode 100644 index 000000000..1f712fbf4 --- /dev/null +++ b/results/classifier/108/other/1011 @@ -0,0 +1,36 @@ +device: 0.789 +graphic: 0.772 +vnc: 0.706 +semantic: 0.601 +network: 0.400 +performance: 0.364 +socket: 0.356 +files: 0.347 +PID: 0.344 +debug: 0.332 +permissions: 0.247 +boot: 0.201 +other: 0.125 +KVM: 0.061 + +hvf: RDTSCP capability not passed to guests +Description of problem: + +Steps to reproduce: +1. Run: +wget https://dl-cdn.alpinelinux.org/alpine/v3.15/releases/x86/alpine-standard-3.15.4-x86.iso +./qemu-system-x86_64 -cpu host,+rdtscp -machine q35,accel=hvf -m 512 -cdrom ./alpine-standard-3.15.4-x86.iso + +2. login as "root" +3. type + +cat /etc/cpuinfo | grep rdtscp + +Expected result: cpu flag lines including rdtscp +Actual result: empty, with: + +warning: host doesn't support requested feature: CPUID.80000001H:EDX.rdtscp [bit 27] +Additional information: +This patch apparently resolves the issue according to my tests: + +https://lore.kernel.org/qemu-devel/20211101054836.21471-1-dirty@apple.com/ |