rem: void print_timer_list(struct s_table* hash_table, int list_id)
add: void print_timer_list(struct s_table* hash_table, enum lists list_id)
context: void print_timer_list(struct s_table* hash_table, int list_id){   struct timer* timer_list=&(hash_table->timers[ list_id ]);   struct timer_link *tl ;   tl = timer_list->first_tl;   while (tl)   {      DBG("DEBUG: print_timer_list[%d]: %p, next=%p \n",list_id, tl, tl->next_tl);      tl = tl->next_tl;   }}