iommu/amd: Flush not present cache in iommu_map_page

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check if there is a not-present cache present and flush it if there is.

Signed-off-by: Tom Murphy <tmurphy@arista.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

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Tom Murphy 2019-04-29 00:47:02 +01:00 • committed by Joerg Roedel

parent c805b428f2

commit 1a1079011d

1 changed files with 15 additions and 4 deletions

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drivers/iommu/amd_iommu.c

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