From: Lu Baolu Date: Tue, 31 Jan 2023 07:37:30 +0000 (+0800) Subject: iommu/vt-d: Remove unused fields in svm structures X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=557abbd60c1676cbde5326a17dd517ec48f80bb6;p=linux.git iommu/vt-d: Remove unused fields in svm structures They aren't used anywhere. Remove them to avoid dead code. Reviewed-by: Kevin Tian Signed-off-by: Lu Baolu Link: https://lore.kernel.org/r/20230109014955.147068-3-baolu.lu@linux.intel.com Signed-off-by: Joerg Roedel --- diff --git a/drivers/iommu/intel/iommu.h b/drivers/iommu/intel/iommu.h index f89f63d7a72ab..e7c732979364a 100644 --- a/drivers/iommu/intel/iommu.h +++ b/drivers/iommu/intel/iommu.h @@ -762,18 +762,14 @@ struct intel_svm_dev { struct device *dev; struct intel_iommu *iommu; struct iommu_sva sva; - u32 pasid; int users; u16 did; - u16 dev_iotlb:1; u16 sid, qdep; }; struct intel_svm { struct mmu_notifier notifier; struct mm_struct *mm; - - unsigned int flags; u32 pasid; struct list_head devs; }; diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c index d38a54396c23d..d1e445f03aa66 100644 --- a/drivers/iommu/intel/svm.c +++ b/drivers/iommu/intel/svm.c @@ -351,11 +351,9 @@ static struct iommu_sva *intel_svm_bind_mm(struct intel_iommu *iommu, sdev->did = FLPT_DEFAULT_DID; sdev->sid = PCI_DEVID(info->bus, info->devfn); sdev->users = 1; - sdev->pasid = svm->pasid; sdev->sva.dev = dev; init_rcu_head(&sdev->rcu); if (info->ats_enabled) { - sdev->dev_iotlb = 1; sdev->qdep = info->ats_qdep; if (sdev->qdep >= QI_DEV_EIOTLB_MAX_INVS) sdev->qdep = 0;