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authorLu Baolu <baolu.lu@linux.intel.com>2023-01-31 08:37:30 +0100
committerJoerg Roedel <jroedel@suse.de>2023-02-03 11:06:01 +0100
commit557abbd60c1676cbde5326a17dd517ec48f80bb6 (patch)
tree0f250246cb6862bab35f0810378c4248ade72260 /drivers/iommu
parentiommu/vt-d: Remove include/linux/intel-svm.h (diff)
downloadlinux-557abbd60c1676cbde5326a17dd517ec48f80bb6.tar.xz
linux-557abbd60c1676cbde5326a17dd517ec48f80bb6.zip
iommu/vt-d: Remove unused fields in svm structures
They aren't used anywhere. Remove them to avoid dead code. Reviewed-by: Kevin Tian <kevin.tian@intel.com> Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com> Link: https://lore.kernel.org/r/20230109014955.147068-3-baolu.lu@linux.intel.com Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu')
-rw-r--r--drivers/iommu/intel/iommu.h4
-rw-r--r--drivers/iommu/intel/svm.c2
2 files changed, 0 insertions, 6 deletions
diff --git a/drivers/iommu/intel/iommu.h b/drivers/iommu/intel/iommu.h
index f89f63d7a72a..e7c732979364 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 d38a54396c23..d1e445f03aa6 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;