https://www.pistack.xyz/tags/iommu/ Recent content in Iommu on Pi Stack Hugo en-us Sat, 23 May 2026 00:00:00 +0000 https://www.pistack.xyz/posts/2026-05-23-self-hosted-linux-iommu-vfio-gpu-passthrough-looking-glass-vendor-reset/ Sat, 23 May 2026 00:00:00 +0000 https://www.pistack.xyz/posts/2026-05-23-self-hosted-linux-iommu-vfio-gpu-passthrough-looking-glass-vendor-reset/ <p>GPU passthrough (also known as VGA passthrough or GPU virtualization) allows you to assign a physical graphics card directly to a virtual machine, giving it near-native graphics performance. This is essential for self-hosted gaming VMs, GPU-accelerated workloads, and media transcoding servers. The Linux IOMMU/VFIO ecosystem provides the kernel infrastructure for device isolation, while tools like Looking Glass and vendor-reset extend the capabilities for practical use.</p>