1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/iommu/iommufd/fault.c b/drivers/iommu/iommufd/fault.c
index 4934ae572638..54d6cd20a673 100644
--- a/drivers/iommu/iommufd/fault.c
+++ b/drivers/iommu/iommufd/fault.c
@@ -414,3 +414,20 @@ out_abort:
 
 	return rc;
 }
+
+int iommufd_fault_iopf_handler(struct iopf_group *group)
+{
+	struct iommufd_hw_pagetable *hwpt;
+	struct iommufd_fault *fault;
+
+	hwpt = group->attach_handle->domain->fault_data;
+	fault = hwpt->fault;
+
+	mutex_lock(&fault->mutex);
+	list_add_tail(&group->node, &fault->deliver);
+	mutex_unlock(&fault->mutex);
+
+	wake_up_interruptible(&fault->wait_queue);
+
+	return 0;
+}