iommu/vt-d: Support flushing more translation cache types

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When Shared Virtual Memory is exposed to a guest via vIOMMU, scalable
IOTLB invalidation may be passed down from outside IOMMU subsystems.
This patch adds invalidation functions that can be used for additional
translation cache types.

Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com>
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Link: https://lore.kernel.org/r/20200516062101.29541-6-baolu.lu@linux.intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>

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Jacob Pan 2020-05-16 14:20:48 +08:00 • committed by Joerg Roedel

parent 56722a4398

commit 61a06a16e3

3 changed files with 58 additions and 5 deletions

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39

drivers/iommu/dmar.c

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3

drivers/iommu/intel-pasid.c

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21

include/linux/intel-iommu.h

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