VFIO tips and tricks

The schedule is up for KVM Forum 2014 .  It looks like I'll be talking about VFIO GPU assignment with OVFM on the afternoon of Tuesday,...

qemu.git now includes the MTRR fixes that eliminate the long delay in guest reboot when using OVMF with an assigned device on Intel hardware...

The DRM and Radeon drivers in Linux assume that there's always a parent device to the GPU.  We can break this assumption easily with eit...

A couple updates relevant to Nvidia GeForce assignment: QEMU fe08275d  is now in qemu.git, decoupling the primary Nvidia GPU device quir...

Question 1: I get the following error when attempting to start the guest: vfio: error, group $GROUP is not viable, please ensure all de...

We really have a love-hate relationship with VGA when talking about graphics assignment.  We love that it initializes our cards and provides...

Sometimes VFIO users are befuddled that they aren't able to separate devices between host and guest or multiple guests due to IOMMU grou...

Let's take a step back on the VFIO VGA train and take a look at what exactly is VGA , why does it need to be arbitrated, and why can...

This is a little old, but it's a nice bit of eye candy to start things off.  On the left we have an Nvidia 8400GS and on the right an A...