From: Lu Baolu <baolu.lu@linux.intel.com>
To: Joerg Roedel <joro@8bytes.org>
Cc: Kevin Tian <kevin.tian@intel.com>,
Ashok Raj <ashok.raj@intel.com>,
Sanjay Kumar <sanjay.k.kumar@intel.com>,
iommu@lists.linux-foundation.org,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Subject: [PATCH 8/9] iommu/vt-d: Use pasid_pte_is_present() helper function
Date: Wed, 18 Aug 2021 21:48:51 +0800 [thread overview]
Message-ID: <20210818134852.1847070-9-baolu.lu@linux.intel.com> (raw)
In-Reply-To: <20210818134852.1847070-1-baolu.lu@linux.intel.com>
From: Liu Yi L <yi.l.liu@intel.com>
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>
---
drivers/iommu/intel/pasid.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iommu/intel/pasid.c b/drivers/iommu/intel/pasid.c
index 9ec374e17469..eda599e70a68 100644
--- a/drivers/iommu/intel/pasid.c
+++ b/drivers/iommu/intel/pasid.c
@@ -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);
--
2.25.1
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next prev parent reply other threads:[~2021-08-18 13:52 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-18 13:48 [PATCH 0/9] [PULL REQUEST] Intel IOMMU Updates for Linux v5.15 Lu Baolu
2021-08-18 13:48 ` [PATCH 1/9] iommu/vt-d: Update the virtual command related registers Lu Baolu
2021-08-18 13:48 ` [PATCH 2/9] iommu/vt-d: Remove unnecessary oom message Lu Baolu
2021-08-18 13:48 ` [PATCH 3/9] iommu/vt-d: Refactor Kconfig a bit Lu Baolu
2021-08-18 13:48 ` [PATCH 4/9] iommu/vt-d: Enable Intel IOMMU scalable mode by default Lu Baolu
2021-08-18 13:48 ` [PATCH 5/9] iommu/vt-d: Preset A/D bits for user space DMA usage Lu Baolu
2021-08-18 13:48 ` [PATCH 6/9] iommu/vt-d: Allow devices to have more than 32 outstanding PRs Lu Baolu
2021-08-18 13:48 ` [PATCH 7/9] iommu/vt-d: Drop the kernel doc annotation Lu Baolu
2021-08-18 13:48 ` Lu Baolu [this message]
2021-08-18 13:48 ` [PATCH 9/9] iommu/vt-d: Add present bit check in pasid entry setup helpers Lu Baolu
2021-08-19 8:46 ` [PATCH 0/9] [PULL REQUEST] Intel IOMMU Updates for Linux v5.15 Joerg Roedel
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