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authorLu Baolu <baolu.lu@linux.intel.com>2020-01-02 03:18:16 +0300
committerJoerg Roedel <jroedel@suse.de>2020-01-07 16:05:58 +0300
commit87208f22a4d942ce880e7bf092158eecd6ffa293 (patch)
tree005e09f1eb211d1978cdb317c96f6b456b65d890 /include
parent2cd1311a26673d45ffa8b7c8f46a8c7023601491 (diff)
downloadlinux-87208f22a4d942ce880e7bf092158eecd6ffa293.tar.xz
iommu/vt-d: Add PASID_FLAG_FL5LP for first-level pasid setup
Current intel_pasid_setup_first_level() use 5-level paging for first level translation if CPUs use 5-level paging mode too. This makes sense for SVA usages since the page table is shared between CPUs and IOMMUs. But it makes no sense if we only want to use first level for IOVA translation. Add PASID_FLAG_FL5LP bit in the flags which indicates whether the 5-level paging mode should be used. Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com> Signed-off-by: Joerg Roedel <jroedel@suse.de>
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