815 static int binder_inc_node_nilocked(struct binder_node *node, int strong,  in binder_inc_node_nilocked()  argument
824 	if (strong) {  in binder_inc_node_nilocked()
831 				pr_err("invalid inc strong node for %d\n",  in binder_inc_node_nilocked()
864 static int binder_inc_node(struct binder_node *node, int strong, int internal,  in binder_inc_node()  argument
870 	ret = binder_inc_node_nilocked(node, strong, internal, target_list);  in binder_inc_node()
877 				     int strong, int internal)  in binder_dec_node_nilocked()  argument
884 	if (strong) {  in binder_dec_node_nilocked()
936 static void binder_dec_node(struct binder_node *node, int strong, int internal)  in binder_dec_node()  argument
941 	free_node = binder_dec_node_nilocked(node, strong, internal);  in binder_dec_node()
1008 	 * and cleanup is needed. Calling with strong=0 and internal=1  in binder_dec_node_tmpref()
1036 		} else if (need_strong_ref && !ref->data.strong) {  in binder_get_ref_olocked()
1037 			binder_user_error("tried to use weak ref as strong ref\n");  in binder_get_ref_olocked()
1202 	if (ref->data.strong)  in binder_cleanup_ref_olocked()
1240  * @strong:      if true, strong increment, else weak
1247 static int binder_inc_ref_olocked(struct binder_ref *ref, int strong,  in binder_inc_ref_olocked()  argument
1252 	if (strong) {  in binder_inc_ref_olocked()
1253 		if (ref->data.strong == 0) {  in binder_inc_ref_olocked()
1258 		ref->data.strong++;  in binder_inc_ref_olocked()
1273  * @strong:	if true, strong decrement, else weak
1279 static bool binder_dec_ref_olocked(struct binder_ref *ref, int strong)  in binder_dec_ref_olocked()  argument
1281 	if (strong) {  in binder_dec_ref_olocked()
1282 		if (ref->data.strong == 0) {  in binder_dec_ref_olocked()
1283 			binder_user_error("%d invalid dec strong, ref %d desc %d s %d w %d\n",  in binder_dec_ref_olocked()
1285 					  ref->data.desc, ref->data.strong,  in binder_dec_ref_olocked()
1289 		ref->data.strong--;  in binder_dec_ref_olocked()
1290 		if (ref->data.strong == 0)  in binder_dec_ref_olocked()
1291 			binder_dec_node(ref->node, strong, 1);  in binder_dec_ref_olocked()
1296 					  ref->data.desc, ref->data.strong,  in binder_dec_ref_olocked()
1302 	if (ref->data.strong == 0 && ref->data.weak == 0) {  in binder_dec_ref_olocked()
1313  * @need_strong_ref: if true, only return node if ref is strong
1318  * Return: a binder_node or NULL if not found or not strong when strong required
1389  * @strong:	true=strong reference, false=weak reference
1398 		uint32_t desc, bool increment, bool strong,  in binder_update_ref_for_handle()  argument
1406 	ref = binder_get_ref_olocked(proc, desc, strong);  in binder_update_ref_for_handle()
1412 		ret = binder_inc_ref_olocked(ref, strong, NULL);  in binder_update_ref_for_handle()
1414 		delete_ref = binder_dec_ref_olocked(ref, strong);  in binder_update_ref_for_handle()
1435  * @strong:	true=strong reference, false=weak reference
1443 		uint32_t desc, bool strong, struct binder_ref_data *rdata)  in binder_dec_ref_for_handle()  argument
1445 	return binder_update_ref_for_handle(proc, desc, false, strong, rdata);  in binder_dec_ref_for_handle()
1453  * @strong:	 true=strong reference, false=weak reference
1464 			bool strong,  in binder_inc_ref_for_node()  argument
1482 	ret = binder_inc_ref_olocked(ref, strong, target_list);  in binder_inc_ref_for_node()
1489 		 * with strong=0 and a tmp_refs will not decrement  in binder_inc_ref_for_node()
2940  * since it has a reference to the target. The local strong ref keeps it
2943  * counting bug, relying on the local strong ref can fail.
2945  * Since user-space can cause the local strong ref to go away, we also take
3105 			 * There must already be a strong ref  in binder_transaction()
3106 			 * on this node. If so, do a strong  in binder_transaction()
4074 			bool strong = cmd == BC_ACQUIRE || cmd == BC_RELEASE;  in binder_thread_write()  local
4097 							strong, NULL, &rdata);  in binder_thread_write()
4103 						proc, target, increment, strong,  in binder_thread_write()
4128 					strong, target, ret);  in binder_thread_write()
4134 				     rdata.debug_id, rdata.desc, rdata.strong,  in binder_thread_write()
4361 				     ref->data.desc, ref->data.strong,  in binder_thread_write()
4782 			int strong, weak;  in binder_thread_read()  local
4791 			strong = node->internal_strong_refs ||  in binder_thread_read()
4795 					node->tmp_refs || strong;  in binder_thread_read()
4804 			if (strong && !has_strong_ref) {  in binder_thread_read()
4809 			if (!strong && has_strong_ref)  in binder_thread_read()
4813 			if (!weak && !strong) {  in binder_thread_read()
4842 			if (!ret && strong && !has_strong_ref)  in binder_thread_read()
4847 			if (!ret && !strong && has_strong_ref)  in binder_thread_read()
6503 		   ref->node->debug_id, ref->data.strong,  in print_binder_ref_olocked()
6690 	int count, strong, weak, ready_threads;  in print_binder_proc_stats()  local
6718 	strong = 0;  in print_binder_proc_stats()
6725 		strong += ref->data.strong;  in print_binder_proc_stats()
6729 	seq_printf(m, "  refs: %d s %d w %d\n", count, strong, weak);  in print_binder_proc_stats()