Awesome, thanks for the link. On Sun, Feb 21, 2016 at 1:09 PM, <rudeboyjama...@gmail.com> wrote:
> For your quick question is there answer. I ask litle bit same in this > thread. > https://www.redhat.com/archives/vfio-users/2016-February/msg00033.html > > > 2016-02-21 17:45 GMT+01:00 Nick Sarnie <commendsar...@gmail.com>: > >> Hi Alex, >> >> Yeah it seems you're right, the qemu command has "-device >> vfio-pci,host=01:00.0,id=hostdev2,bus=pci.0,addr=0x2", so it seems it is >> using vfio-pci.Thanks for the information. >> >> One more quick question: I'm using SeaBIOS for my VM. My GPU doesn't >> support UEFI Secure/Fast booting. Can I use a GPU like this with OVMF and >> more importantly, is there any performance difference using OVMF over >> SeaBios? Thanks alot, >> sarnex >> >> On Sun, Feb 21, 2016 at 11:36 AM, Alex Williamson < >> alex.william...@redhat.com> wrote: >> >>> On Sun, Feb 21, 2016 at 9:06 AM, Nick Sarnie <commendsar...@gmail.com> >>> wrote: >>> >>>> Sorry, I'm not sure if I'm using legacy device assignment. My script is >>>> stop xdm, echo "0000:01:00.0" > /sys/bus/pci/drivers/radeon/unbind echo >>>> "0000:01:00.1" > /sys/bus/pci/drivers/radeon/unbind and then start xdm. I >>>> use virt-manager with libvirt, and I added the gpu to the VM with PCI Host >>>> Device under Add Hardware. Is this what you're talking about? >>>> >>> >>> Somehow I doubt that both function 0 and 1 are bound to the radeon >>> driver, but if you're not crafting your own QEMU command line or specifying >>> a driver for the hostdev entries in your XML, then you're probably using >>> vfio. You can verify by looking at the libvirt log for the VM >>> (/var/log/libvirt/qemu/$domain.log) for either vfio-pci or pci-assign >>> devices. >>> >> >> >> _______________________________________________ >> vfio-users mailing list >> vfio-users@redhat.com >> https://www.redhat.com/mailman/listinfo/vfio-users >> >> >
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