Linux KMS testing improvements
Graphics support in Linux has gone a long way. When the Direct Rendering Manager (DRM) framework was first introduced, its main point was to allow concurrent submission of rendering jobs to a GPU.
More …Bootable Containers on ARM platforms
Part of my work at Red Hat involves occasionally bringing up ARM platforms.
More …IOMMU Support in Linux
Earlier this year, we contributed a driver for the Input/Output Memory Management Unit (IOMMU) introduced with the Allwinner H6 SoCs in Linux, that got merged in Linux 5.8. It felt like a good occasion to write about what an IOMMU is, what it’s useful for and how it integrates into Linux.
More …