[libvirt] [RFC PATCH v2 14/18] qemu: namespace: Hook up the discovery of mdevs into the namespace code

Again, as for all the other hostdev device types, make sure that the /dev/vfio/<mdev_iommu_group> device will be added to the qemu namespace. Signed-off-by: Erik Skultety <eskultet(a)redhat.com&gt; --- src/qemu/qemu_domain.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c index c4d7a47..eb86385 100644 --- a/src/qemu/qemu_domain.c +++ b/src/qemu/qemu_domain.c @@ -6852,10 +6852,12 @@ qemuDomainGetHostdevPath(virDomainHostdevDefPtr dev, virDomainHostdevSubsysPCIPtr pcisrc = &dev->source.subsys.u.pci; virDomainHostdevSubsysSCSIPtr scsisrc = &dev->source.subsys.u.scsi; virDomainHostdevSubsysSCSIVHostPtr hostsrc = &dev->source.subsys.u.scsi_host; + virDomainHostdevSubsysMediatedDevPtr mdevsrc = &dev->source.subsys.u.mdev; virPCIDevicePtr pci = NULL; virUSBDevicePtr usb = NULL; virSCSIDevicePtr scsi = NULL; virSCSIVHostDevicePtr host = NULL; + virMediatedDevicePtr mdev = NULL; char *tmpPath = NULL; bool freeTmpPath = false; @@ -6930,6 +6932,14 @@ qemuDomainGetHostdevPath(virDomainHostdevDefPtr dev, } case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV: + if (!(mdev = virMediatedDeviceNew(mdevsrc->uuidstr))) + goto cleanup; + + if (!(tmpPath = virMediatedDeviceGetIOMMUGroupDev(mdev))) + goto cleanup; + + freeTmpPath = true; + break; case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_LAST: break; } @@ -6950,6 +6960,7 @@ qemuDomainGetHostdevPath(virDomainHostdevDefPtr dev, virUSBDeviceFree(usb); virSCSIDeviceFree(scsi); virSCSIVHostDeviceFree(host); + virMediatedDeviceFree(mdev); if (freeTmpPath) VIR_FREE(tmpPath); return ret; -- 2.10.2