For further explanation see this : https://www.freedesktop.org/software/systemd/man/systemd-modules-load.service.html#rd.modules-load=
2016-04-23 0:24 GMT+02:00 thibaut noah <[email protected]>: > My grub line : > "GRUB_CMDLINE_LINUX_DEFAULT="rd.modules-load=vfio-pci quiet > intel_iommu=on,igfx_off pcie_acs_override=downstream" (igfx_off is because > i cannot boot otherwise, got some graphic glitch at boot, if you don't have > it feel, free to remove itr" > > Don't forget to update grub afterwards. It is weird though, > rd.modules-load is on others tutorials but not on arch wiki. > I believe that was the issue i had when first trying to get vfio to grab > the device on antergos first time i wanted to do this. > > 2016-04-23 0:10 GMT+02:00 Alex Williamson <[email protected]>: > >> On Fri, Apr 22, 2016 at 4:06 PM, Brett Peckinpaugh <[email protected]> >> wrote: >> >>> To start I am now running Arch with the VFIO kernel, I did not compile >>> with the i915, my machine failed to boot with that last time. Currently I >>> can't seem to get VFIO to claim the devices I want to pass-through. You >>> can see kernel driver is still nvidia. I added my configs below. I even >>> tried a script. Every time I modify mkinitcpio.conf I regenerate my >>> intramfd with mkinitcpio -p linux-vfio >>> >>> What am I missing? >>> >>> lspci -nnk -d 10de:1087 >>> >>> 02:00.0 VGA compatible controller [0300]: NVIDIA Corporation GF110 >>> [GeForce GTX 560 Ti 448 Cores] [10de:1087] (rev a1) >>> Subsystem: NVIDIA Corporation Device [10de:0000] >>> Kernel driver in use: nvidia >>> Kernel modules: nouveau, nvidia_drm, nvidia >>> >>> >>> >>> /etc/mkinitcpio.conf >>> >>> MODULES="vfio vfio_iommu_type1 vfio_pci vfio_virqfd" >>> >>> kernel boot options. >>> >>> intel_iommu=on pcie_acs_override=downstream rd.driver.pre=vfio-pci >>> >>> >> You're applying Fedora instructions to Arch, rd.driver.pre apparently >> doesn't do anything on Arch. Look in the archive for the past couple >> weeks, I believe there are some working instructions there. >> >> _______________________________________________ >> vfio-users mailing list >> [email protected] >> https://www.redhat.com/mailman/listinfo/vfio-users >> >> >
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