diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c
index 26e69f7..ea6a55e 100644
--- a/arch/parisc/kernel/irq.c
+++ b/arch/parisc/kernel/irq.c
@@ -94,7 +94,7 @@
 	if (irq == TIMER_IRQ || irq == IPI_IRQ) {
 		/* Bad linux design decision.  The mask has already
 		 * been set; we must reset it */
-		irq_affinity[irq] = CPU_MASK_ALL;
+		irq_desc[irq].affinity = CPU_MASK_ALL;
 		return -EINVAL;
 	}
 
@@ -110,7 +110,7 @@
 	if (cpu_check_affinity(irq, &dest))
 		return;
 
-	irq_affinity[irq] = dest;
+	irq_desc[irq].affinity = dest;
 }
 #endif
 
@@ -265,7 +265,7 @@
 unsigned long txn_affinity_addr(unsigned int irq, int cpu)
 {
 #ifdef CONFIG_SMP
-	irq_affinity[irq] = cpumask_of_cpu(cpu);
+	irq_desc[irq].affinity = cpumask_of_cpu(cpu);
 #endif
 
 	return cpu_data[cpu].txn_addr;
@@ -326,7 +326,7 @@
 		/* Work our way from MSb to LSb...same order we alloc EIRs */
 		for (irq = TIMER_IRQ; eirr_val && bit; bit>>=1, irq++) {
 #ifdef CONFIG_SMP
-			cpumask_t dest = irq_affinity[irq];
+			cpumask_t dest = irq_desc[irq].affinity;
 #endif
 			if (!(bit & eirr_val))
 				continue;