Add missing spin_lock initialization in
amd_iommu_bind_pasid() function and make lockdep happy
again.
Cc: sta...@vger.kernel.org # >= v3.3
Signed-off-by: Joerg Roedel <joerg.roe...@amd.com>
---
drivers/iommu/amd_iommu_v2.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/iommu/amd_iommu_v2.c b/drivers/iommu/amd_iommu_v2.c
index 036fe9b..a1f1bc8 100644
--- a/drivers/iommu/amd_iommu_v2.c
+++ b/drivers/iommu/amd_iommu_v2.c
@@ -681,6 +681,8 @@ int amd_iommu_bind_pasid(struct pci_dev *pdev, int pasid,
atomic_set(&pasid_state->count, 1);
init_waitqueue_head(&pasid_state->wq);
+ spin_lock_init(&pasid_state->lock);
+
pasid_state->task = task;
pasid_state->mm = get_task_mm(task);
pasid_state->device_state = dev_state;
--
1.7.9.5
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