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Diffstat (limited to 'gitlab/issues_toml/target_missing/host_missing/accel_missing/1979.toml')
| -rw-r--r-- | gitlab/issues_toml/target_missing/host_missing/accel_missing/1979.toml | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/gitlab/issues_toml/target_missing/host_missing/accel_missing/1979.toml b/gitlab/issues_toml/target_missing/host_missing/accel_missing/1979.toml new file mode 100644 index 000000000..8925de36c --- /dev/null +++ b/gitlab/issues_toml/target_missing/host_missing/accel_missing/1979.toml @@ -0,0 +1,39 @@ +id = 1979 +title = "pc-q35-7.2 breaks the pcie hot plugin" +state = "closed" +created_at = "2023-11-11T22:07:34.664Z" +closed_at = "2023-11-22T16:18:17.868Z" +labels = ["device: PCI"] +url = "https://gitlab.com/qemu-project/qemu/-/issues/1979" +host-os = "Fedora Linux 38" +host-arch = "x86 64" +qemu-version = "QEMU emulator version 7.2.6 (qemu-7.2.6-1.fc38)" +guest-os = "Fedora 39" +guest-arch = "x86 64" +description = """the new pc-q35 version >6.0 break the pcie hot plug feature +if I use 5.2, 6.0, it works fine. `dmesg | grep pcieport` shows that: +there is pciehp which provide functionality of hot plug for PCIE device +``` +[test@localhost ~]$ dmesg | grep pcieport +[ 1.161129] pcieport 0000:00:02.0: PME: Signaling with IRQ 24 +[ 1.162254] pcieport 0000:00:02.0: AER: enabled with IRQ 24 +[ 1.163218] pcieport 0000:00:02.0: pciehp: Slot #0 AttnBtn+ PwrCtrl+ MRL- AttnInd+ PwrInd+ HotPlug+ Surprise+ Interlock+ NoCompl- IbPresDis- LLActRep+ +``` + +if I switch to 6.1, 6.2, 7.0, 7.1 ,7.2, the pciehp does not show any control slot. +``` +[test@localhost ~]$ dmesg | grep pcieport +[ 1.164311] pcieport 0000:00:02.0: PME: Signaling with IRQ 24 +[ 1.165446] pcieport 0000:00:02.0: AER: enabled with IRQ 24 +```""" +reproduce = """1. run the qemu command as I produced +2. connect to console +3. run `dmesg | grep pcieport` +4. you can try to plug in a GPU or something else, the device initialization will fail because there is no pciehp slow to power it on, normall you will see something like following, with >6.0 you cannot see them: + ``` + pciehp: Slot(0-8): Attention button pressed + pciehp: Slot(0-8) Powering on due to button press + pciehp: Slot(0-8): Card present + pciehp: Slot(0-8): Link Up + ```""" +additional = """""" |