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authorOlof Johansson2018-07-20 20:02:23 +0200
committerJoerg Roedel2018-07-27 09:36:50 +0200
commit58d1131777a4b7c228267b809bd88f7be66edcfb (patch)
tree915247adf72282f7594fb17bfcfef6307754a5cb /drivers/iommu/arm-smmu-v3.c
parentiommu: Add sysfs attribyte for domain type (diff)
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iommu: Add config option to set passthrough as default
This allows the default behavior to be controlled by a kernel config option instead of changing the commandline for the kernel to include "iommu.passthrough=on" or "iommu=pt" on machines where this is desired. Likewise, for machines where this config option is enabled, it can be disabled at boot time with "iommu.passthrough=off" or "iommu=nopt". Also corrected iommu=pt documentation for IA-64, since it has no code that parses iommu= at all. Signed-off-by: Olof Johansson <olof@lixom.net> Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/arm-smmu-v3.c')
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