did you 'unbind' the device from the host OS driver? On 05/01/2011 01:38 AM, guan qin wrote: > Hi, > > I encounter a problem that the eth can't be up in the VM by using VT-d. > I boot the VM using "virsh create vt_d.xml". > The VM could recongize the NIC which was assigned .then I do in VM as > follows: > #cat /sys/class/net/eth0/operstate > down > #ifconfig eth0 up > #cat /sys/class/net/eth0/operstate > down > #ficonfig eth 10.100.0.5 > #cat /sys/class/net/eth0/operstate > down > more system information is attached.(uname 、ifconfig 、lspci、cmdline...) > > I can't figure out the reason why the eth is still down? can anyone > help me ? > > best regards, > qinguan > > > > vt_d.xml: > <domain type='kvm'> > <name>test</name> > <description>just test using sriov!</description> > <os> > <type>hvm</type> > <boot dev='hd'/> > </os> > <memory>524288</memory> > <currentMemory>524288</currentMemory> > <on_poweroff>destroy</on_poweroff> > <on_reboot>restart</on_reboot> > <on_crash>restart</on_crash> > > <features><pae/><acpi/><apic/></features> > <clock offset='utc'/> > <devices> > <input type='mouse' bus='usb'/> > <disk type='file' device='disk'> > <source file='/home/qinguan/exp/ubuntu_1.img'/> > <target dev='hda' bus='virtio'/> > </disk> > <emulator>/usr/bin/kvm</emulator> > <graphics type='vnc' port='-1'/> > <hostdev mode='subsystem' type='pci' managed='yes'> > <source> > <address bus='0x0' slot='0x19' function='0x0'/> > </source> > </hostdev> > </devices> > </domain> > > > _______________________________________________ > libvirt-users mailing list > libvirt-users@redhat.com > https://www.redhat.com/mailman/listinfo/libvirt-users
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