free_irq_by_fd    298 arch/um/drivers/port_kern.c 		free_irq_by_fd(port->fd);
free_irq_by_fd    160 arch/um/drivers/random.c 	free_irq_by_fd(random_fd);
free_irq_by_fd     33 arch/um/include/shared/irq_user.h extern void free_irq_by_fd(int fd);
free_irq_by_fd    334 arch/um/kernel/irq.c EXPORT_SYMBOL(free_irq_by_fd);