Add info on how to check if IOMMU is enabled on the current running kernel, and how to add the kernel parameters. Also add some info related to iommu_groups, and hint on iommu=pt for performance.
I used this to enable PCI passthrough of USB controller, which worked, even if I did not have anything in the /sys/kernel/iommu_groups.
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Add info on how to check if IOMMU is enabled on the current running kernel, and how to add the kernel parameters. Also add some info related to iommu_groups, and hint on iommu=pt for performance.
I used this to enable PCI passthrough of USB controller, which worked, even if I did not have anything in the /sys/kernel/iommu_groups.