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path: root/drivers/iommu/intel-iommu.c
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Diffstat (limited to 'drivers/iommu/intel-iommu.c')
-rw-r--r--drivers/iommu/intel-iommu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index baa4c58e2736..523d0889c2a4 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -3702,7 +3702,7 @@ static void intel_unmap(struct device *dev, dma_addr_t dev_addr, size_t size)
freelist = domain_unmap(domain, start_pfn, last_pfn);
- if (intel_iommu_strict) {
+ if (intel_iommu_strict || !has_iova_flush_queue(&domain->iovad)) {
iommu_flush_iotlb_psi(iommu, domain, start_pfn,
nrpages, !freelist, 0);
/* free iova */