}
 
 static struct irqaction irq0 = {
-       timer_interrupt, SA_INTERRUPT, CPU_MASK_NONE, "timer", NULL, NULL
+       timer_interrupt, IRQF_DISABLED, CPU_MASK_NONE, "timer", NULL, NULL
 };
 
 void __init time_init(void)
 
 static int fd_request_irq(void)
 {
        if(can_use_virtual_dma)
-               return request_irq(FLOPPY_IRQ, floppy_hardint,SA_INTERRUPT,
-                                                  "floppy", NULL);
+               return request_irq(FLOPPY_IRQ, floppy_hardint,
+                                  IRQF_DISABLED, "floppy", NULL);
        else
-               return request_irq(FLOPPY_IRQ, floppy_interrupt, SA_INTERRUPT,
-                                  "floppy", NULL);
+               return request_irq(FLOPPY_IRQ, floppy_interrupt,
+                                  IRQF_DISABLED, "floppy", NULL);
 }
 
 static unsigned long dma_mem_alloc(unsigned long size)
 
  * SA_FLAGS values:
  *
  * SA_ONSTACK indicates that a registered stack_t will be used.
- * SA_INTERRUPT is a no-op, but left due to historical reasons. Use the
  * SA_RESTART flag to get restarting signals (which were the default long ago)
  * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
  * SA_RESETHAND clears the handler when the signal is delivered.
 
 #define SA_NOMASK      SA_NODEFER
 #define SA_ONESHOT     SA_RESETHAND
-#define SA_INTERRUPT   0x20000000 /* dummy -- ignored */
 
 #define SA_RESTORER    0x04000000