iommu/vt-d: Use cache helpers in arch_invalidate_secondary_tlbs

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The arch_invalidate_secondary_tlbs callback is called in the SVA mm
notification path. It invalidates all or a range of caches after the
CPU page table is modified. Use the cache tag helps in this path.

The mm_types defines vm_end as the first byte after the end address
which is different from the iommu gather API, hence convert the end
parameter from mm_types to iommu gather scheme before calling the
cache_tag helper.

Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Link: https://lore.kernel.org/r/20240416080656.60968-10-baolu.lu@linux.intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>

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Lu Baolu 2024-04-24 15:16:41 +08:00 • committed by Joerg Roedel

parent 8ebc22366e

commit 4f609dbff5

2 changed files with 11 additions and 71 deletions

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drivers/iommu/intel/iommu.h

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81

drivers/iommu/intel/svm.c

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