uart401intr         6 sound/oss/mpu401.h irqreturn_t uart401intr (int irq, void *dev_id);
uart401intr       135 sound/oss/sb_common.c 				uart401intr(devc->irq, devc->midi_irq_cookie);
uart401intr       342 sound/oss/uart401.c 		if (request_irq(devc->irq, uart401intr, 0, "MPU-401 UART", devc) < 0) {