hello, this issue can be corrected by setting x-igd-gms Regards, Nicolas Prochazka
2017-05-17 10:05 GMT+02:00 nicolas prochazka <prochazka.nico...@gmail.com>: > Hello, > igd passthrough with intel nuc broadwell, skylake, kabylake works very > well with windows OS. > But, since a intel update igd drivers , > 20.19.15.4531 from > 29/09/2016, ( we are using intel driver from intel site, not windows > default driver ) > just after driver installation, half of the ram of the OS is taken ( > 4G for 8G Ram) as non paginated ram. > With a native installation, this problem does not exist. > Any idea ? > > > Regards, > Nicolas Prochazka > > Quest :windows 10 64bits > > Host : > kernel 4.9.23 > qemu : 2.9.0 > qemu command line : > usr/bin/qemu-system-x86_64 -name guest=win10,debug-threads=on -S > -object secret,id=masterKey0,format=raw,file=/var/lib/libvirt/ > qemu/domain-1-win10/master-key.aes > -machine pc-i440fx-2.7,accel=kvm,usb=off -cpu > host,+x2apic,hv_time,hv_relaxed,hv_vapic,hv_spinlocks=0x1fff -bios > /usr/share/seabios/bios.bin -m 6564 -mem-prealloc -mem-path > /dev/hugepages/libvirt/qemu -realtime mlock=off -smp > 2,sockets=1,cores=2,threads=1 -uuid > 44a909d4-1b81-3a94-8b1e-f86fa93947bb -nographic -no-user-config > -nodefaults -chardev > socket,id=charmonitor,path=/var/lib/libvirt/qemu/domain-1- > win10/monitor.sock,server,nowait > -mon chardev=charmonitor,id=monitor,mode=control -rtc base=localtime > -no-hpet -no-shutdown -global PIIX4_PM.disable_s3=1 -global > PIIX4_PM.disable_s4=1 -boot strict=on -device > piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 -device > virtio-serial-pci,id=virtio-serial0,bus=pci.0,addr=0x4 -drive > file=nbd:unix:/tmp/win10.ctl,format=raw,if=none,id=drive-ide0-0-0 > -device ide-hd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0, > bootindex=1 > -drive file=nbd:unix:/tmp/swap.ctl,format=raw,if=none,id=drive-ide0-0-1 > -device ide-hd,bus=ide.0,unit=1,drive=drive-ide0-0-1,id=ide0-0-1 > -netdev tap,fd=21,id=hostnet0 -device > e1000,netdev=hostnet0,id=net0,mac=ac:de:50:68:49:75,bus=pci.0,addr=0x3 > -chardev socket,id=charchannel0,path=/var/lib/libvirt/qemu/channel/ > target/domain-1-win10/org.qemu.guest_agent.0,server,nowait > -device virtserialport,bus=virtio-serial0.0,nr=1,chardev= > charchannel0,id=channel0,name=org.qemu.guest_agent.0 > -device vfio-pci,host=00:02.0,id=hostdev0,bus=pci.0,addr=0x2 -device > vfio-pci,host=00:14.0,id=hostdev1,bus=pci.0,addr=0x5 -device > vfio-pci,host=00:1f.3,id=hostdev2,bus=pci.0,addr=0x6 -netdev > user,id=user.0,restrict=on,hostfwd=tcp:127.0.0.1:5901-:5900 -device > e1000,netdev=user.0 -msg timestamp=on > > > <domain type='kvm' id='1' > xmlns:qemu='http://libvirt.org/schemas/domain/qemu/1.0'> > <name>win10</name> > <uuid>44a909d4-1b81-3a94-8b1e-f86fa93947bb</uuid> > <memory unit='KiB'>6721536</memory> > <currentMemory unit='KiB'>6721536</currentMemory> > <memoryBacking> > <hugepages/> > </memoryBacking> > <vcpu placement='static'>2</vcpu> > <cputune> > <vcpupin vcpu='0' cpuset='2'/> > <vcpupin vcpu='1' cpuset='3'/> > </cputune> > <resource> > <partition>/machine</partition> > </resource> > <os> > <type arch='x86_64' machine='pc-i440fx-2.7'>hvm</type> > <loader readonly='yes' type='rom'>/usr/share/seabios/bios.bin</loader> > <boot dev='hd'/> > </os> > <features> > <acpi/> > <apic/> > <hap state='on'/> > <hyperv> > <relaxed state='on'/> > <vapic state='on'/> > <spinlocks state='on' retries='8191'/> > </hyperv> > </features> > <cpu mode='host-passthrough'> > <topology sockets='1' cores='2' threads='1'/> > <feature policy='optional' name='x2apic'/> > </cpu> > <clock offset='localtime'> > <timer name='hpet' present='no'/> > <timer name='hypervclock' present='yes'/> > </clock> > <on_poweroff>destroy</on_poweroff> > <on_reboot>restart</on_reboot> > <on_crash>destroy</on_crash> > <pm> > <suspend-to-mem enabled='no'/> > <suspend-to-disk enabled='no'/> > </pm> > <devices> > <emulator>/usr/bin/qemu-kvm.igd</emulator> > <disk type='network' device='disk'> > <driver name='qemu' type='raw'/> > <source protocol='nbd'> > <host transport='unix' socket='/tmp/win10.ctl'/> > </source> > <backingStore/> > <target dev='hda' bus='ide'/> > <alias name='ide0-0-0'/> > <address type='drive' controller='0' bus='0' target='0' unit='0'/> > </disk> > <disk type='network' device='disk'> > <driver name='qemu' type='raw'/> > <source protocol='nbd'> > <host transport='unix' socket='/tmp/swap.ctl'/> > </source> > <backingStore/> > <target dev='hdb' bus='ide'/> > <alias name='ide0-0-1'/> > <address type='drive' controller='0' bus='0' target='0' unit='1'/> > </disk> > <controller type='usb' index='0'> > <alias name='usb'/> > <address type='pci' domain='0x0000' bus='0x00' slot='0x01' > function='0x2'/> > </controller> > <controller type='pci' index='0' model='pci-root'> > <alias name='pci.0'/> > </controller> > <controller type='ide' index='0'> > <alias name='ide'/> > <address type='pci' domain='0x0000' bus='0x00' slot='0x01' > function='0x1'/> > </controller> > <controller type='virtio-serial' index='0'> > <alias name='virtio-serial0'/> > <address type='pci' domain='0x0000' bus='0x00' slot='0x04' > function='0x0'/> > </controller> > <interface type='bridge'> > <mac address='ac:de:50:68:49:75'/> > <source bridge='switch0'/> > <vlan> > <tag id='0'/> > </vlan> > <virtualport type='openvswitch'> > <parameters interfaceid='fed8ff3d-b5db-4541-8862-e1e2fa912ad8'/> > </virtualport> > <target dev='vnet0'/> > <model type='e1000'/> > <alias name='net0'/> > <address type='pci' domain='0x0000' bus='0x00' slot='0x03' > function='0x0'/> > </interface> > <channel type='unix'> > <source mode='bind' > path='/var/lib/libvirt/qemu/channel/target/domain-1-win10/ > org.qemu.guest_agent.0'/> > <target type='virtio' name='org.qemu.guest_agent.0' > state='disconnected'/> > <alias name='channel0'/> > <address type='virtio-serial' controller='0' bus='0' port='1'/> > </channel> > <input type='mouse' bus='ps2'> > <alias name='input0'/> > </input> > <input type='keyboard' bus='ps2'> > <alias name='input1'/> > </input> > <hostdev mode='subsystem' type='pci' managed='yes'> > <driver name='vfio'/> > <source> > <address domain='0x0000' bus='0x00' slot='0x02' function='0x0'/> > </source> > <alias name='hostdev0'/> > <address type='pci' domain='0x0000' bus='0x00' slot='0x02' > function='0x0'/> > </hostdev> > <hostdev mode='subsystem' type='pci' managed='yes'> > <driver name='vfio'/> > <source> > <address domain='0x0000' bus='0x00' slot='0x14' function='0x0'/> > </source> > <alias name='hostdev1'/> > <address type='pci' domain='0x0000' bus='0x00' slot='0x05' > function='0x0'/> > </hostdev> > <hostdev mode='subsystem' type='pci' managed='yes'> > <driver name='vfio'/> > <source> > <address domain='0x0000' bus='0x00' slot='0x1f' function='0x3'/> > </source> > <alias name='hostdev2'/> > <address type='pci' domain='0x0000' bus='0x00' slot='0x06' > function='0x0'/> > </hostdev> > <memballoon model='none'> > <alias name='balloon0'/> > </memballoon> > </devices> > <seclabel type='none' model='none'/> > <seclabel type='dynamic' model='dac' relabel='yes'> > <label>+0:+0</label> > <imagelabel>+0:+0</imagelabel> > </seclabel> > <qemu:commandline> > <qemu:arg value='-netdev > user,id=user.0,restrict=on,hostfwd=tcp:127.0.0.1:5901-:5900 -device > e1000,netdev=user.0'/> > </qemu:commandline> > </domain> >
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