diff options
Diffstat (limited to 'drivers/iommu/intel')
| -rw-r--r-- | drivers/iommu/intel/iommu.c | 21 |
1 files changed, 2 insertions, 19 deletions
diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c index a268e2a51f4d..f3926ad7d737 100644 --- a/drivers/iommu/intel/iommu.c +++ b/drivers/iommu/intel/iommu.c @@ -4104,25 +4104,8 @@ static size_t intel_iommu_unmap_pages(struct iommu_domain *domain, static void intel_iommu_tlb_sync(struct iommu_domain *domain, struct iommu_iotlb_gather *gather) { - struct dmar_domain *dmar_domain = to_dmar_domain(domain); - unsigned long iova_pfn = IOVA_PFN(gather->start); - size_t size = gather->end - gather->start; - struct iommu_domain_info *info; - unsigned long start_pfn; - unsigned long nrpages; - unsigned long i; - - nrpages = aligned_nrpages(gather->start, size); - start_pfn = mm_to_dma_pfn_start(iova_pfn); - - xa_for_each(&dmar_domain->iommu_array, i, info) - iommu_flush_iotlb_psi(info->iommu, dmar_domain, - start_pfn, nrpages, - list_empty(&gather->freelist), 0); - - if (dmar_domain->nested_parent) - parent_domain_flush(dmar_domain, start_pfn, nrpages, - list_empty(&gather->freelist)); + cache_tag_flush_range(to_dmar_domain(domain), gather->start, + gather->end, list_empty(&gather->freelist)); put_pages_list(&gather->freelist); } |