iommu/amd: Create a list of reserved iova addresses

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Put the MSI-range, the HT-range and the MMIO ranges of PCI
devices into that range, so that these addresses are not
allocated for DMA.

Copy this address list into every created dma_ops_domain.

Signed-off-by: Joerg Roedel <jroedel@suse.de>

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Joerg Roedel 2016-07-07 18:01:10 +02:00

parent 307d5851ef

commit 81cd07b9c9

1 changed files with 69 additions and 0 deletions

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drivers/iommu/amd_iommu.c

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