634 each_process(struct process *start_after,  in each_process()  argument
638 	struct process *it = start_after == NULL ? list_of_processes  in each_process()
639 		: start_after->next;  in each_process()
658 each_task(struct process *proc, struct process *start_after,  in each_task()  argument
663 	struct process *it = start_after == NULL ? proc->leader  in each_task()
664 		: start_after->next;  in each_task()
1110 proc_each_symbol(struct process *proc, struct library_symbol *start_after,  in proc_each_symbol()  argument
1115 	for (lib = start_after != NULL ? start_after->lib : proc->libraries;  in proc_each_symbol()
1117 		start_after = library_each_symbol(lib, start_after, cb, data);  in proc_each_symbol()
1118 		if (start_after != NULL)  in proc_each_symbol()
1119 			return start_after;  in proc_each_symbol()