iommu/amd: Add command-line option to enable different page table

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Enhance amd_iommu command line option to specify v1 or v2 page table.
By default system will boot in V1 page table mode.

Co-developed-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Signed-off-by: Vasant Hegde <vasant.hegde@amd.com>
Link: https://lore.kernel.org/r/20220825063939.8360-10-vasant.hegde@amd.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>

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Vasant Hegde 2022-08-25 06:39:39 +00:00 • committed by Joerg Roedel

parent 4db6c41f09

commit d799a183da

2 changed files with 20 additions and 5 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

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2

Documentation/admin-guide/kernel-parameters.txt

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23

drivers/iommu/amd/init.c

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