77 struct fault {  struct
469 static void handle_fault_error(struct fault *fault)  in handle_fault_error()  argument
473 	if (!fault->dev_state->inv_ppr_cb) {  in handle_fault_error()
474 		set_pri_tag_status(fault->state, fault->tag, PPR_INVALID);  in handle_fault_error()
478 	status = fault->dev_state->inv_ppr_cb(fault->dev_state->pdev,  in handle_fault_error()
479 					      fault->pasid,  in handle_fault_error()
480 					      fault->address,  in handle_fault_error()
481 					      fault->flags);  in handle_fault_error()
484 		set_pri_tag_status(fault->state, fault->tag, PPR_SUCCESS);  in handle_fault_error()
487 		set_pri_tag_status(fault->state, fault->tag, PPR_INVALID);  in handle_fault_error()
490 		set_pri_tag_status(fault->state, fault->tag, PPR_FAILURE);  in handle_fault_error()
497 static bool access_error(struct vm_area_struct *vma, struct fault *fault)  in access_error()  argument
501 	if (fault->flags & PPR_FAULT_EXEC)  in access_error()
504 	if (fault->flags & PPR_FAULT_READ)  in access_error()
507 	if (fault->flags & PPR_FAULT_WRITE)  in access_error()
515 	struct fault *fault = container_of(work, struct fault, work);  in do_fault()  local
521 	write = !!(fault->flags & PPR_FAULT_WRITE);  in do_fault()
523 	mm = fault->state->mm;  in do_fault()
524 	address = fault->address;  in do_fault()
531 		handle_fault_error(fault);  in do_fault()
536 	if (access_error(vma, fault)) {  in do_fault()
538 		handle_fault_error(fault);  in do_fault()
546 		handle_fault_error(fault);  in do_fault()
553 	finish_pri_tag(fault->dev_state, fault->state, fault->tag);  in do_fault()
555 	put_pasid_state(fault->state);  in do_fault()
557 	kfree(fault);  in do_fault()
566 	struct fault *fault;  in ppr_notifier()  local
594 	fault = kzalloc(sizeof(*fault), GFP_ATOMIC);  in ppr_notifier()
595 	if (fault == NULL) {  in ppr_notifier()
601 	fault->dev_state = dev_state;  in ppr_notifier()
602 	fault->address   = iommu_fault->address;  in ppr_notifier()
603 	fault->state     = pasid_state;  in ppr_notifier()
604 	fault->tag       = tag;  in ppr_notifier()
605 	fault->finish    = finish;  in ppr_notifier()
606 	fault->pasid     = iommu_fault->pasid;  in ppr_notifier()
607 	fault->flags     = iommu_fault->flags;  in ppr_notifier()
608 	INIT_WORK(&fault->work, do_fault);  in ppr_notifier()
610 	queue_work(iommu_wq, &fault->work);  in ppr_notifier()