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iommu/vt-d: Use pasid_pte_is_present() helper function

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Use the pasid_pte_is_present() helper for present bit check in the
intel_pasid_tear_down_entry().

Signed-off-by: Liu Yi L <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20210817042425.1784279-1-yi.l.liu@intel.com
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Link: https://lore.kernel.org/r/20210818134852.1847070-9-baolu.lu@linux.intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Liu Yi L 2021-08-18 21:48:51 +08:00 committed by Joerg Roedel
parent 9ddc348214
commit 8123b0b868
1 changed files with 1 additions and 1 deletions
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2
drivers/iommu/intel/pasid.c
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@ -517,7 +517,7 @@ void intel_pasid_tear_down_entry(struct intel_iommu *iommu, struct device *dev,
if (WARN_ON(!pte))
return;
if (!(pte->val[0] & PASID_PTE_PRESENT))
if (!pasid_pte_is_present(pte))
return;
did = pasid_get_domain_id(pte);