3 files changed, 10 insertions, 4 deletions
diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c
index 7852382de2fa..f07c0864b0b4 100644
--- a/arch/ia64/kernel/irq.c
+++ b/arch/ia64/kernel/irq.c
@@ -194,8 +194,11 @@ void fixup_irqs(void)
 	 */
 	for (irq=0; irq < NR_IRQS; irq++) {
 		if (vectors_in_migration[irq]) {
+			struct pt_regs *old_regs = set_irq_regs(NULL);
+
 			vectors_in_migration[irq]=0;
-			__do_IRQ(irq, NULL);
+			__do_IRQ(irq);
+			set_irq_regs(old_regs);
 		}
 	}
 
diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c
index 7fd3ef9e064d..68339dd0c9e2 100644
--- a/arch/ia64/kernel/irq_ia64.c
+++ b/arch/ia64/kernel/irq_ia64.c
@@ -226,6 +226,8 @@ void ia64_process_pending_intr(void)
 	  */
 	while (vector != IA64_SPURIOUS_INT_VECTOR) {
 		if (!IS_RESCHEDULE(vector)) {
+			struct pt_regs *old_regs = set_irq_regs(NULL);
+
 			ia64_setreg(_IA64_REG_CR_TPR, vector);
 			ia64_srlz_d();
 
@@ -236,7 +238,8 @@ void ia64_process_pending_intr(void)
 			 * Probably could shared code.
 			 */
 			vectors_in_migration[local_vector_to_irq(vector)]=0;
-			__do_IRQ(local_vector_to_irq(vector), NULL);
+			__do_IRQ(local_vector_to_irq(vector));
+			set_irq_regs(old_regs);
 
 			/*
 			 * Disable interrupts and send EOI
@@ -253,7 +256,7 @@ void ia64_process_pending_intr(void)
 
 
 #ifdef CONFIG_SMP
-extern irqreturn_t handle_IPI (int irq, void *dev_id, struct pt_regs *regs);
+extern irqreturn_t handle_IPI (int irq, void *dev_id);
 
 static struct irqaction ipi_irqaction = {
 	.handler =	handle_IPI,
diff --git a/arch/ia64/sn/kernel/sn2/timer_interrupt.c b/arch/ia64/sn/kernel/sn2/timer_interrupt.c
index fa7f69945917..103d6ea8e94b 100644
--- a/arch/ia64/sn/kernel/sn2/timer_interrupt.c
+++ b/arch/ia64/sn/kernel/sn2/timer_interrupt.c
@@ -36,7 +36,7 @@ extern irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs *regs);
 
 #define SN_LB_INT_WAR_INTERVAL 100
 
-void sn_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+void sn_timer_interrupt(int irq, void *dev_id)
 {
 	/* LED blinking */
 	if (!pda->hb_count--) {