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Diffstat (limited to 'results/classifier/118/graphic/1550')
| -rw-r--r-- | results/classifier/118/graphic/1550 | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/results/classifier/118/graphic/1550 b/results/classifier/118/graphic/1550 new file mode 100644 index 000000000..0b8e6174d --- /dev/null +++ b/results/classifier/118/graphic/1550 @@ -0,0 +1,46 @@ +graphic: 0.972 +x86: 0.960 +architecture: 0.884 +performance: 0.857 +device: 0.784 +semantic: 0.763 +ppc: 0.712 +i386: 0.705 +peripherals: 0.693 +VMM: 0.671 +permissions: 0.660 +PID: 0.603 +boot: 0.585 +TCG: 0.529 +debug: 0.502 +kernel: 0.495 +network: 0.489 +register: 0.477 +socket: 0.471 +risc-v: 0.468 +vnc: 0.463 +mistranslation: 0.444 +files: 0.424 +arm: 0.414 +KVM: 0.411 +user-level: 0.372 +hypervisor: 0.291 +virtual: 0.250 +assembly: 0.216 + +Crazy mouse movement when passing `-M pc,vmport=off -accel kvm -vga virtio` at the same time +Description of problem: +The mouse cursor is unusable in an x86 guest (disappears, jumps around like crazy) in a graphical environment when `-M pc,vmport=off -accel kvm -vga virtio` is given at the same time. +Steps to reproduce: +1. Download https://download.manjaro.org/xfce/22.0.5/manjaro-xfce-22.0.5-230316-linux61.iso +2. Start above command +3. Wait until the graphical desktop appears +4. Click inside the window and move the mouse + +-> Mouse cursor disappears or jumps around like crazy +Additional information: +If vmport=off is **not** passed, at some point during startup (before graphical login manager appears) the guest switches to use vmmouse from PS/2 mouse. There it also requests usage of absolute input coordinates (VMMOUSE_REQUEST_ABSOLUTE). This code path works normal. Therefore the culprit might be in the guest. + +Another way to reproduce the issue is to use -accel whpx under Windows host (no need to pass vmport=off there). It can be observed that the same guest doesn't attempt to switch to vmmouse there, just like passing vmport=off under Linux. + +The problem does not exist on Linux host when -accel tcg is used in which case the guest doesn't attempt to switch to vmmouse. |