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Commit c4596114 authored by Joerg Roedel's avatar Joerg Roedel
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x86/amd-iommu: Add per IOMMU reference counting 



This patch adds reference counting for protection domains
per IOMMU. This allows a smarter TLB flushing strategy.

Signed-off-by: default avatarJoerg Roedel <joerg.roedel@amd.com>
parent bb52777e
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