[libvirt] [PATCH 5/9] qemu: allow conditional device property probing

Do not probe for devices that QEMU does not know when probing for device options. --- src/qemu/qemu_capabilities.c | 99 ++++++++++++++++++++++++++++++-------------- 1 file changed, 68 insertions(+), 31 deletions(-) diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c index 05d0a91..278badf 100644 --- a/src/qemu/qemu_capabilities.c +++ b/src/qemu/qemu_capabilities.c @@ -1742,71 +1742,103 @@ struct virQEMUCapsObjectTypeProps { const char *type; struct virQEMUCapsStringFlags *props; size_t nprops; + int capsCondition; }; static struct virQEMUCapsObjectTypeProps virQEMUCapsObjectProps[] = { { "virtio-blk-pci", virQEMUCapsObjectPropsVirtioBlk, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioBlk) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioBlk), + -1 }, { "virtio-net-pci", virQEMUCapsObjectPropsVirtioNet, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioNet) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioNet), + -1 }, { "virtio-scsi-pci", virQEMUCapsObjectPropsVirtioSCSI, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioSCSI) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioSCSI), + -1 }, { "virtio-blk-ccw", virQEMUCapsObjectPropsVirtioBlk, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioBlk) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioBlk), + -1 }, { "virtio-net-ccw", virQEMUCapsObjectPropsVirtioNet, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioNet) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioNet), + -1 }, { "virtio-scsi-ccw", virQEMUCapsObjectPropsVirtioSCSI, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioSCSI) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioSCSI), + -1 }, { "virtio-blk-s390", virQEMUCapsObjectPropsVirtioBlk, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioBlk) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioBlk), + -1 }, { "virtio-net-s390", virQEMUCapsObjectPropsVirtioNet, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioNet) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioNet), + -1 }, { "pci-assign", virQEMUCapsObjectPropsPCIAssign, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsPCIAssign) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsPCIAssign), + -1 }, { "kvm-pci-assign", virQEMUCapsObjectPropsPCIAssign, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsPCIAssign) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsPCIAssign), + -1 }, { "vfio-pci", virQEMUCapsObjectPropsVfioPCI, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsVfioPCI) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsVfioPCI), + -1 }, { "scsi-disk", virQEMUCapsObjectPropsSCSIDisk, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsSCSIDisk) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsSCSIDisk), + -1 }, { "ide-drive", virQEMUCapsObjectPropsIDEDrive, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsIDEDrive) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsIDEDrive), + -1 }, { "PIIX4_PM", virQEMUCapsObjectPropsPiix4PM, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsPiix4PM) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsPiix4PM), + -1 }, { "usb-redir", virQEMUCapsObjectPropsUSBRedir, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsUSBRedir) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsUSBRedir), + -1 }, { "usb-host", virQEMUCapsObjectPropsUSBHost, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsUSBHost) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsUSBHost), + -1 }, { "scsi-generic", virQEMUCapsObjectPropsSCSIGeneric, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsSCSIGeneric) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsSCSIGeneric), + -1 }, { "i440FX-pcihost", virQEMUCapsObjectPropsI440FXPCIHost, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsI440FXPCIHost) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsI440FXPCIHost), + -1 }, { "q35-pcihost", virQEMUCapsObjectPropsQ35PCIHost, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsQ35PCIHost) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsQ35PCIHost), + -1 }, { "usb-storage", virQEMUCapsObjectPropsUSBStorage, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsUSBStorage) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsUSBStorage), + -1 }, { "kvm-pit", virQEMUCapsObjectPropsKVMPit, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsKVMPit) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsKVMPit), + -1 }, { "VGA", virQEMUCapsObjectPropsVGA, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsVGA) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsVGA), + -1 }, { "vmware-svga", virQEMUCapsObjectPropsVmwareSvga, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsVmwareSvga) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsVmwareSvga), + -1 }, { "qxl", virQEMUCapsObjectPropsQxl, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsQxl) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsQxl), + -1 }, { "virtio-gpu-pci", virQEMUCapsObjectPropsVirtioGpu, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioGpu) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioGpu), + -1 }, { "virtio-gpu-device", virQEMUCapsObjectPropsVirtioGpu, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioGpu) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioGpu), + -1 }, { "ICH9-LPC", virQEMUCapsObjectPropsICH9, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsICH9) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsICH9), + -1 }, { "virtio-balloon-pci", virQEMUCapsObjectPropsVirtioBalloon, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioBalloon) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioBalloon), + -1 }, { "virtio-balloon-ccw", virQEMUCapsObjectPropsVirtioBalloon, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioBalloon) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioBalloon), + -1 }, { "virtio-balloon-device", virQEMUCapsObjectPropsVirtioBalloon, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioBalloon) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsVirtioBalloon), + -1 }, { "nec-usb-xhci", virQEMUCapsObjectPropsUSBNECXHCI, - ARRAY_CARDINALITY(virQEMUCapsObjectPropsUSBNECXHCI) }, + ARRAY_CARDINALITY(virQEMUCapsObjectPropsUSBNECXHCI), + -1 }, }; struct virQEMUCapsPropTypeObjects { @@ -2719,6 +2751,11 @@ virQEMUCapsProbeQMPObjects(virQEMUCapsPtr qemuCaps, for (i = 0; i < ARRAY_CARDINALITY(virQEMUCapsObjectProps); i++) { const char *type = virQEMUCapsObjectProps[i].type; + int cap = virQEMUCapsObjectProps[i].capsCondition; + + if (cap >= 0 && !virQEMUCapsGet(qemuCaps, cap)) + continue; + if ((nvalues = qemuMonitorGetObjectProps(mon, type, &values)) < 0) -- 2.10.2