Thank you. I'll work on this again tomorrow after work. I really appreciate your willingness to help and your patience. Once I have this all setup, I going to update the arch wiki on this topic thoroughly - including what to do if you have identical GPUs.
Best, Garland On Sun, Feb 21, 2016 at 12:33 PM Ben J <btpprogr...@gmail.com> wrote: > Yes. You have no choice but to PCI stub both since pci stubs can only work > by device ID. So you need to PCI stub them, then vfio bind the guest card, > then nvidia bind the host card. You can probably set that up to happen on > launch using systemd but I currently just have a script that I launch > manually. My X server fails on startup with that same error but as soon as > I bind the nvidia card the server starts successfully. > On Feb 21, 2016 12:20 PM, "Garland Key" <david.garland....@gmail.com> > wrote: > >> Just to be sure I understand you correctly, you're suggesting that I pci >> stub both of them and then bind one of them to nvidia after that, correct? >> I just want to be clear that this is correct and that I'm using the correct >> terminology so that I can research it further with the best results. >> >> On Sun, Feb 21, 2016 at 12:05 PM Ben J <btpprogr...@gmail.com> wrote: >> >>> Did you pci stub them? If you pci stubbed both cards then then X >>> obviously won't launch since it has no active graphics device. The module >>> is probably failing because it has no card to bind to and X is set to >>> launch using the nvidia driver. If you bind one of the cards to nvidia, X >>> will probably launch. >>> On Feb 21, 2016 12:01 PM, "Garland Key" <david.garland....@gmail.com> >>> wrote: >>> >>>> It seems xorg crashed because the nvidia kernel module failed. Here's >>>> the xorg log file: >>>> >>>> [ 10.474] (--) Log file renamed from "/var/log/Xorg.pid-1427.log" to >>>> "/var/log/Xorg.0.log" >>>> [ 10.474] >>>> X.Org X Server 1.18.1 >>>> Release Date: 2016-02-08 >>>> [ 10.474] X Protocol Version 11, Revision 0 >>>> [ 10.474] Build Operating System: Linux 4.2.5-1-ARCH x86_64 >>>> [ 10.474] Current Operating System: Linux makeshift 4.4.1-2-ARCH #1 >>>> SMP PREEMPT Wed Feb 3 13:12:33 UTC 2016 x86_64 >>>> [ 10.474] Kernel command line: initrd=\initramfs-linux.img >>>> root=/dev/sda2 rw resume=/dev/sda3 quiet splash rd.modules-load=vfio-pci >>>> intel_iommu=on usbhid.quirks=0x1B1C:0x1B13:0x20000408 >>>> [ 10.474] Build Date: 11 February 2016 09:57:03AM >>>> [ 10.474] >>>> [ 10.474] Current version of pixman: 0.34.0 >>>> [ 10.474] Before reporting problems, check http://wiki.x.org >>>> to make sure that you have the latest version. >>>> [ 10.474] Markers: (--) probed, (**) from config file, (==) default >>>> setting, >>>> (++) from command line, (!!) notice, (II) informational, >>>> (WW) warning, (EE) error, (NI) not implemented, (??) unknown. >>>> [ 10.474] (==) Log file: "/var/log/Xorg.0.log", Time: Sun Feb 21 >>>> 10:37:06 2016 >>>> [ 10.474] (==) Using config file: "/etc/X11/xorg.conf" >>>> [ 10.474] (==) Using system config directory >>>> "/usr/share/X11/xorg.conf.d" >>>> [ 10.475] (==) ServerLayout "Layout0" >>>> [ 10.475] (**) |-->Screen "Screen0" (0) >>>> [ 10.475] (**) | |-->Monitor "Monitor0" >>>> [ 10.475] (**) | |-->Device "Device0" >>>> [ 10.475] (**) |-->Input Device "Keyboard0" >>>> [ 10.475] (**) |-->Input Device "Mouse0" >>>> [ 10.475] (==) Automatically adding devices >>>> [ 10.475] (==) Automatically enabling devices >>>> [ 10.475] (==) Automatically adding GPU devices >>>> [ 10.475] (==) Max clients allowed: 256, resource mask: 0x1fffff >>>> [ 10.475] (WW) `fonts.dir' not found (or not valid) in >>>> "/usr/share/fonts/100dpi/". >>>> [ 10.475] Entry deleted from font path. >>>> [ 10.475] (Run 'mkfontdir' on "/usr/share/fonts/100dpi/"). >>>> [ 10.475] (WW) `fonts.dir' not found (or not valid) in >>>> "/usr/share/fonts/75dpi/". >>>> [ 10.475] Entry deleted from font path. >>>> [ 10.475] (Run 'mkfontdir' on "/usr/share/fonts/75dpi/"). >>>> [ 10.475] (==) FontPath set to: >>>> /usr/share/fonts/misc/, >>>> /usr/share/fonts/TTF/, >>>> /usr/share/fonts/OTF/, >>>> /usr/share/fonts/Type1/ >>>> [ 10.475] (==) ModulePath set to "/usr/lib/xorg/modules" >>>> [ 10.475] (WW) Hotplugging is on, devices using drivers 'kbd', >>>> 'mouse' or 'vmmouse' will be disabled. >>>> [ 10.475] (WW) Disabling Keyboard0 >>>> [ 10.475] (WW) Disabling Mouse0 >>>> [ 10.475] (II) Loader magic: 0x81ad60 >>>> [ 10.475] (II) Module ABI versions: >>>> [ 10.475] X.Org ANSI C Emulation: 0.4 >>>> [ 10.475] X.Org Video Driver: 20.0 >>>> [ 10.475] X.Org XInput driver : 22.1 >>>> [ 10.475] X.Org Server Extension : 9.0 >>>> [ 10.475] (++) using VT number 1 >>>> >>>> [ 10.475] (II) systemd-logind: logind integration requires -keeptty >>>> and -keeptty was not provided, disabling logind integration >>>> [ 10.478] (--) PCI:*(0:1:0:0) 10de:13c2:1458:367a rev 161, Mem @ >>>> 0xfa000000/16777216, 0xc0000000/268435456, 0xd0000000/33554432, I/O @ >>>> 0x0000e000/128, BIOS @ 0x????????/524288 >>>> [ 10.478] (--) PCI: (0:2:0:0) 10de:13c2:1458:367a rev 161, Mem @ >>>> 0xf8000000/16777216, 0xa0000000/268435456, 0xb0000000/33554432, I/O @ >>>> 0x0000d000/128, BIOS @ 0x????????/524288 >>>> [ 10.478] (WW) Open ACPI failed (/var/run/acpid.socket) (No such >>>> file or directory) >>>> [ 10.478] (II) LoadModule: "glx" >>>> [ 10.478] (II) Loading /usr/lib/xorg/modules/extensions/libglx.so >>>> [ 10.482] (II) Module glx: vendor="NVIDIA Corporation" >>>> [ 10.482] compiled for 4.0.2, module version = 1.0.0 >>>> [ 10.482] Module class: X.Org Server Extension >>>> [ 10.482] (II) NVIDIA GLX Module 361.28 Wed Feb 3 15:10:57 PST >>>> 2016 >>>> [ 10.482] (II) LoadModule: "nvidia" >>>> [ 10.483] (II) Loading /usr/lib/xorg/modules/drivers/nvidia_drv.so >>>> [ 10.483] (II) Module nvidia: vendor="NVIDIA Corporation" >>>> [ 10.483] compiled for 4.0.2, module version = 1.0.0 >>>> [ 10.483] Module class: X.Org Video Driver >>>> [ 10.483] (II) NVIDIA dlloader X Driver 361.28 Wed Feb 3 14:48:10 >>>> PST 2016 >>>> [ 10.483] (II) NVIDIA Unified Driver for all Supported NVIDIA GPUs >>>> [ 10.483] (II) Loading sub module "fb" >>>> [ 10.483] (II) LoadModule: "fb" >>>> [ 10.483] (II) Loading /usr/lib/xorg/modules/libfb.so >>>> [ 10.483] (II) Module fb: vendor="X.Org Foundation" >>>> [ 10.483] compiled for 1.18.1, module version = 1.0.0 >>>> [ 10.483] ABI class: X.Org ANSI C Emulation, version 0.4 >>>> [ 10.483] (II) Loading sub module "wfb" >>>> [ 10.483] (II) LoadModule: "wfb" >>>> [ 10.483] (II) Loading /usr/lib/xorg/modules/libwfb.so >>>> [ 10.484] (II) Module wfb: vendor="X.Org Foundation" >>>> [ 10.484] compiled for 1.18.1, module version = 1.0.0 >>>> [ 10.484] ABI class: X.Org ANSI C Emulation, version 0.4 >>>> [ 10.484] (II) Loading sub module "ramdac" >>>> [ 10.484] (II) LoadModule: "ramdac" >>>> [ 10.484] (II) Module "ramdac" already built-in >>>> [ 10.489] (EE) NVIDIA: Failed to initialize the NVIDIA kernel >>>> module. Please see the >>>> [ 10.489] (EE) NVIDIA: system's kernel log for additional error >>>> messages and >>>> [ 10.489] (EE) NVIDIA: consult the NVIDIA README for details. >>>> [ 10.489] (EE) No devices detected. >>>> [ 10.489] (EE) >>>> Fatal server error: >>>> [ 10.489] (EE) no screens found(EE) >>>> [ 10.489] (EE) >>>> Please consult the The X.Org Foundation support >>>> at http://wiki.x.org >>>> for help. >>>> [ 10.489] (EE) Please also check the log file at >>>> "/var/log/Xorg.0.log" for additional information. >>>> [ 10.489] (EE) >>>> >>>> On Sun, Feb 21, 2016 at 11:10 AM Alex Williamson < >>>> alex.william...@redhat.com> wrote: >>>> >>>>> On Sun, Feb 21, 2016 at 9:04 AM, Garland Key < >>>>> david.garland....@gmail.com> wrote: >>>>> >>>>>> Thanks Alex, >>>>>> >>>>>> I consider myself an intermediate power user. I know enough to >>>>>> understand what the line that you provided does, but not enough to write >>>>>> a >>>>>> solution of my own. I inserted the line that you provided above in >>>>>> /modprobe.d/vfio.conf and it caused X to fail. I had to alt+f2 to comment >>>>>> it out, rebuilt initramfs and then reboot. >>>>>> >>>>>> It was suggested that I could do this through a systemd service in >>>>>> the arch irc channel but nobody was able to provide details other than >>>>>> "man >>>>>> systemd.service". Any further pointers is greatly appreciated. >>>>>> >>>>> >>>>> Why does Xorg fail and what is a systemd script supposed to do >>>>> differently to make it work? Maybe you just need to create an xorg.conf >>>>> stub with a BusID to specify the remaining card for the host. >>>>> >>>>
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