diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2022-12-09 03:07:53 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-12-09 05:19:59 +0300 |
| commit | 837e8ac871499d337212e2161c046f5adf1bad33 (patch) | |
| tree | 2d7bb495b5ce2bce04bf18afd6a57116391efabc /drivers/iommu/intel/svm.c | |
| parent | ff36c447e2330625066d193a25a8f94c1408d9d9 (diff) | |
| parent | 010b6761a9fc5006267d99abb6f9f196bf5d3d13 (diff) | |
| download | linux-837e8ac871499d337212e2161c046f5adf1bad33.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
No conflicts.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/iommu/intel/svm.c')
| -rw-r--r-- | drivers/iommu/intel/svm.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c index 7d08eb034f2d..03b25358946c 100644 --- a/drivers/iommu/intel/svm.c +++ b/drivers/iommu/intel/svm.c @@ -184,10 +184,13 @@ static void __flush_svm_range_dev(struct intel_svm *svm, return; qi_flush_piotlb(sdev->iommu, sdev->did, svm->pasid, address, pages, ih); - if (info->ats_enabled) + if (info->ats_enabled) { qi_flush_dev_iotlb_pasid(sdev->iommu, sdev->sid, info->pfsid, svm->pasid, sdev->qdep, address, order_base_2(pages)); + quirk_extra_dev_tlb_flush(info, address, order_base_2(pages), + svm->pasid, sdev->qdep); + } } static void intel_flush_svm_range_dev(struct intel_svm *svm, @@ -745,12 +748,16 @@ bad_req: * If prq is to be handled outside iommu driver via receiver of * the fault notifiers, we skip the page response here. */ - if (!pdev || intel_svm_prq_report(iommu, &pdev->dev, req)) - handle_bad_prq_event(iommu, req, QI_RESP_INVALID); + if (!pdev) + goto bad_req; - trace_prq_report(iommu, &pdev->dev, req->qw_0, req->qw_1, - req->priv_data[0], req->priv_data[1], - iommu->prq_seq_number++); + if (intel_svm_prq_report(iommu, &pdev->dev, req)) + handle_bad_prq_event(iommu, req, QI_RESP_INVALID); + else + trace_prq_report(iommu, &pdev->dev, req->qw_0, req->qw_1, + req->priv_data[0], req->priv_data[1], + iommu->prq_seq_number++); + pci_dev_put(pdev); prq_advance: head = (head + sizeof(*req)) & PRQ_RING_MASK; } |