Re: [libvirt] [PATCH 2/7] prevent hot unplugging multi function PCI device

At 06/09/2011 04:37 PM, shu ming Write: > Hi > I applied these pacches to libvirt tree > > 8077d64f964705c1034555abeea38773532b762f > > And built a qemu-kvm from the upstream qemu-kvm tree version 0.14. I > tested these new binaries on my Redhat Enterprise Linux 6.1 GA. > > Now I can have multiple function devices after I changed the VM XML > config file manually, please see the 'lspci' output below. Also, I can > hotplug one device, but it seems that unplugging it failed. > ------------------------------------------------------------------------------------- > > [root@kvm-rhel-6 qemu]# virsh qemu-monitor-command > kvm-rhel-6.1-multifunction-1 --hmp 'device_add > lsi,id=scsi10,bus=pci.0,addr=0x7.0x00' > > VM: **In the VM, 'lspci" can see one line added: > > VM: **00:07.0 SCSI storage controller: LSI logic / Symbios Logic 5sc895a > > [root@kvm-rhel-6 qemu]# virsh qemu-monitor-command > kvm-rhel-6.1-multifunction-1 --hmp 'device_del > lsi,id=scsi10,bus=pci.0,addr=0x7.0x00' Oh, the command is wrong. The parameters of device_del is id. Please try: 'device_del scsi10'. Thanks. Wen Congyang