iommu/vt-d: Set SSADE when attaching to a parent with dirty tracking

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Should set the SSADE (Second Stage Access/Dirty bit Enable) bit of the
pasid entry when attaching a device to a nested domain if its parent
has already enabled dirty tracking.

Fixes: 111bf85c68 ("iommu/vt-d: Add helper to setup pasid nested translation")
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Reviewed-by: Joao Martins <joao.m.martins@oracle.com>
Link: https://lore.kernel.org/r/20240208091414.28133-1-yi.l.liu@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

...

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Yi Liu 2024-02-19 19:16:00 +08:00 • committed by Joerg Roedel

parent f1e1610950

commit 1f0198fce6

1 changed files with 2 additions and 0 deletions

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drivers/iommu/intel/pasid.c

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