/* hook this subchannel up to the system controller interrupt */
rv = request_irq(SGI_UART_VECTOR, scdrv_interrupt,
- SA_SHIRQ | SA_INTERRUPT,
+ IRQF_SHARED | IRQF_DISABLED,
SYSCTL_BASENAME, sd);
if (rv) {
ia64_sn_irtr_close(sd->sd_nasid, sd->sd_subch);