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dmar: on unmap, postpone freeing page table pages after the invalidation is done

Description

dmar: on unmap, postpone freeing page table pages after the invalidation is done

IOMMU is free to access page tables until we invalidate them

Sponsored by: Advanced Micro Devices (AMD)
Sponsored by: The FreeBSD Foundation
MFC after: 1 week

Details

Provenance
kibAuthored on Sep 25 2024, 3:54 AM
Parents
rGf713ed6694d9: iommu: extend iommu_map_entry to store the list of associated freed page tableā€¦
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