Re: [Qemu-devel] vfio-pci: Report on a hack to successfully pass through a boot GPU

2016-07-12 Thread Robert Ou
On Jul 12, 2016 08:12, "Alex Williamson" wrote: > > On Tue, 12 Jul 2016 02:30:44 -0700 > Robert Ou wrote: > > > I would like to report on a hack that I created to successfully use > > vfio-pci to pass through a boot GPU. The short TL;DR summary is that > > the BOOTFB framebuffer memory region see

Re: [Qemu-devel] vfio-pci: Report on a hack to successfully pass through a boot GPU

2016-07-12 Thread Alex Williamson
On Tue, 12 Jul 2016 02:30:44 -0700 Robert Ou wrote: > I would like to report on a hack that I created to successfully use > vfio-pci to pass through a boot GPU. The short TL;DR summary is that > the BOOTFB framebuffer memory region seems to cause a "BAR : can't > reserve [mem <...>]" error, and t

[Qemu-devel] vfio-pci: Report on a hack to successfully pass through a boot GPU

2016-07-12 Thread Robert Ou
I would like to report on a hack that I created to successfully use vfio-pci to pass through a boot GPU. The short TL;DR summary is that the BOOTFB framebuffer memory region seems to cause a "BAR : can't reserve [mem <...>]" error, and this can be hackily worked around by calling __release_region o