CONFIG_IOMMU_DEFAULT_PASSTHROUGH: IOMMU passthrough by default

General informations

The Linux kernel configuration item CONFIG_IOMMU_DEFAULT_PASSTHROUGH:

• prompt: IOMMU passthrough by default
• type: bool
• depends on: CONFIG_IOMMU_API
• defined in drivers/iommu/Kconfig
• found in Linux kernels: 4.19–4.20, 5.0–5.8, 5.9-rc+HEAD

Help text

Enable passthrough by default, removing the need to pass in iommu.passthrough=on or iommu=pt through command line. If this is enabled, you can still disable with iommu.passthrough=off or iommu=nopt depending on the architecture.

If unsure, say N here.

Hardware

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Sources

This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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