diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 8d23e83..7a88b04 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -187,7 +187,7 @@
 	irq_reserve_irqs(0, legacy_pic->nr_legacy_irqs);
 
 	for (i = 0; i < count; i++) {
-		set_irq_chip_data(i, &cfg[i]);
+		irq_set_chip_data(i, &cfg[i]);
 		zalloc_cpumask_var_node(&cfg[i].domain, GFP_KERNEL, node);
 		zalloc_cpumask_var_node(&cfg[i].old_domain, GFP_KERNEL, node);
 		/*
@@ -206,7 +206,7 @@
 #ifdef CONFIG_SPARSE_IRQ
 static struct irq_cfg *irq_cfg(unsigned int irq)
 {
-	return get_irq_chip_data(irq);
+	return irq_get_chip_data(irq);
 }
 
 static struct irq_cfg *alloc_irq_cfg(unsigned int irq, int node)
@@ -232,7 +232,7 @@
 {
 	if (!cfg)
 		return;
-	set_irq_chip_data(at, NULL);
+	irq_set_chip_data(at, NULL);
 	free_cpumask_var(cfg->domain);
 	free_cpumask_var(cfg->old_domain);
 	kfree(cfg);
@@ -262,14 +262,14 @@
 	if (res < 0) {
 		if (res != -EEXIST)
 			return NULL;
-		cfg = get_irq_chip_data(at);
+		cfg = irq_get_chip_data(at);
 		if (cfg)
 			return cfg;
 	}
 
 	cfg = alloc_irq_cfg(at, node);
 	if (cfg)
-		set_irq_chip_data(at, cfg);
+		irq_set_chip_data(at, cfg);
 	else
 		irq_free_desc(at);
 	return cfg;
@@ -1185,7 +1185,7 @@
 	raw_spin_lock(&vector_lock);
 	/* Mark the inuse vectors */
 	for_each_active_irq(irq) {
-		cfg = get_irq_chip_data(irq);
+		cfg = irq_get_chip_data(irq);
 		if (!cfg)
 			continue;
 		/*
@@ -1249,25 +1249,24 @@
 	else
 		irq_clear_status_flags(irq, IRQ_LEVEL);
 
-	if (irq_remapped(get_irq_chip_data(irq))) {
+	if (irq_remapped(irq_get_chip_data(irq))) {
 		irq_set_status_flags(irq, IRQ_MOVE_PCNTXT);
 		if (trigger)
-			set_irq_chip_and_handler_name(irq, &ir_ioapic_chip,
+			irq_set_chip_and_handler_name(irq, &ir_ioapic_chip,
 						      handle_fasteoi_irq,
-						     "fasteoi");
+						      "fasteoi");
 		else
-			set_irq_chip_and_handler_name(irq, &ir_ioapic_chip,
+			irq_set_chip_and_handler_name(irq, &ir_ioapic_chip,
 						      handle_edge_irq, "edge");
 		return;
 	}
 
 	if ((trigger == IOAPIC_AUTO && IO_APIC_irq_trigger(irq)) ||
 	    trigger == IOAPIC_LEVEL)
-		set_irq_chip_and_handler_name(irq, &ioapic_chip,
-					      handle_fasteoi_irq,
-					      "fasteoi");
+		irq_set_chip_and_handler_name(irq, &ioapic_chip,
+					      handle_fasteoi_irq, "fasteoi");
 	else
-		set_irq_chip_and_handler_name(irq, &ioapic_chip,
+		irq_set_chip_and_handler_name(irq, &ioapic_chip,
 					      handle_edge_irq, "edge");
 }
 
@@ -1491,7 +1490,8 @@
 	 * The timer IRQ doesn't have to know that behind the
 	 * scene we may have a 8259A-master in AEOI mode ...
 	 */
-	set_irq_chip_and_handler_name(0, &ioapic_chip, handle_edge_irq, "edge");
+	irq_set_chip_and_handler_name(0, &ioapic_chip, handle_edge_irq,
+				      "edge");
 
 	/*
 	 * Add it to the IO-APIC irq-routing table:
@@ -1598,7 +1598,7 @@
 	for_each_active_irq(irq) {
 		struct irq_pin_list *entry;
 
-		cfg = get_irq_chip_data(irq);
+		cfg = irq_get_chip_data(irq);
 		if (!cfg)
 			continue;
 		entry = cfg->irq_2_pin;
@@ -2364,7 +2364,7 @@
 
 void irq_force_complete_move(int irq)
 {
-	struct irq_cfg *cfg = get_irq_chip_data(irq);
+	struct irq_cfg *cfg = irq_get_chip_data(irq);
 
 	if (!cfg)
 		return;
@@ -2587,7 +2587,7 @@
 	 * 0x80, because int 0x80 is hm, kind of importantish. ;)
 	 */
 	for_each_active_irq(irq) {
-		cfg = get_irq_chip_data(irq);
+		cfg = irq_get_chip_data(irq);
 		if (IO_APIC_IRQ(irq) && cfg && !cfg->vector) {
 			/*
 			 * Hmm.. We don't have an entry for this,
@@ -2598,7 +2598,7 @@
 				legacy_pic->make_irq(irq);
 			else
 				/* Strange. Oh, well.. */
-				set_irq_chip(irq, &no_irq_chip);
+				irq_set_chip(irq, &no_irq_chip);
 		}
 	}
 }
@@ -2638,7 +2638,7 @@
 static void lapic_register_intr(int irq)
 {
 	irq_clear_status_flags(irq, IRQ_LEVEL);
-	set_irq_chip_and_handler_name(irq, &lapic_chip, handle_edge_irq,
+	irq_set_chip_and_handler_name(irq, &lapic_chip, handle_edge_irq,
 				      "edge");
 }
 
@@ -2722,7 +2722,7 @@
  */
 static inline void __init check_timer(void)
 {
-	struct irq_cfg *cfg = get_irq_chip_data(0);
+	struct irq_cfg *cfg = irq_get_chip_data(0);
 	int node = cpu_to_node(0);
 	int apic1, pin1, apic2, pin2;
 	unsigned long flags;
@@ -3033,7 +3033,7 @@
 	raw_spin_unlock_irqrestore(&vector_lock, flags);
 
 	if (ret) {
-		set_irq_chip_data(irq, cfg);
+		irq_set_chip_data(irq, cfg);
 		irq_clear_status_flags(irq, IRQ_NOREQUEST);
 	} else {
 		free_irq_at(irq, cfg);
@@ -3058,7 +3058,7 @@
 
 void destroy_irq(unsigned int irq)
 {
-	struct irq_cfg *cfg = get_irq_chip_data(irq);
+	struct irq_cfg *cfg = irq_get_chip_data(irq);
 	unsigned long flags;
 
 	irq_set_status_flags(irq, IRQ_NOREQUEST|IRQ_NOPROBE);
@@ -3092,7 +3092,7 @@
 
 	dest = apic->cpu_mask_to_apicid_and(cfg->domain, apic->target_cpus());
 
-	if (irq_remapped(get_irq_chip_data(irq))) {
+	if (irq_remapped(irq_get_chip_data(irq))) {
 		struct irte irte;
 		int ir_index;
 		u16 sub_handle;
@@ -3271,14 +3271,16 @@
 	if (ret < 0)
 		return ret;
 
-	set_irq_msi(irq, msidesc);
+	irq_set_msi_desc(irq, msidesc);
 	write_msi_msg(irq, &msg);
 
-	if (irq_remapped(get_irq_chip_data(irq))) {
+	if (irq_remapped(irq_get_chip_data(irq))) {
 		irq_set_status_flags(irq, IRQ_MOVE_PCNTXT);
-		set_irq_chip_and_handler_name(irq, &msi_ir_chip, handle_edge_irq, "edge");
+		irq_set_chip_and_handler_name(irq, &msi_ir_chip,
+					      handle_edge_irq, "edge");
 	} else
-		set_irq_chip_and_handler_name(irq, &msi_chip, handle_edge_irq, "edge");
+		irq_set_chip_and_handler_name(irq, &msi_chip,
+					      handle_edge_irq, "edge");
 
 	dev_printk(KERN_DEBUG, &dev->dev, "irq %d for MSI/MSI-X\n", irq);
 
@@ -3396,8 +3398,8 @@
 	if (ret < 0)
 		return ret;
 	dmar_msi_write(irq, &msg);
-	set_irq_chip_and_handler_name(irq, &dmar_msi_type, handle_edge_irq,
-		"edge");
+	irq_set_chip_and_handler_name(irq, &dmar_msi_type, handle_edge_irq,
+				      "edge");
 	return 0;
 }
 #endif
@@ -3474,13 +3476,13 @@
 	if (ret < 0)
 		return ret;
 
-	hpet_msi_write(get_irq_data(irq), &msg);
+	hpet_msi_write(irq_get_handler_data(irq), &msg);
 	irq_set_status_flags(irq, IRQ_MOVE_PCNTXT);
-	if (irq_remapped(get_irq_chip_data(irq)))
-		set_irq_chip_and_handler_name(irq, &ir_hpet_msi_type,
+	if (irq_remapped(irq_get_chip_data(irq)))
+		irq_set_chip_and_handler_name(irq, &ir_hpet_msi_type,
 					      handle_edge_irq, "edge");
 	else
-		set_irq_chip_and_handler_name(irq, &hpet_msi_type,
+		irq_set_chip_and_handler_name(irq, &hpet_msi_type,
 					      handle_edge_irq, "edge");
 
 	return 0;
@@ -3569,7 +3571,7 @@
 
 		write_ht_irq_msg(irq, &msg);
 
-		set_irq_chip_and_handler_name(irq, &ht_irq_chip,
+		irq_set_chip_and_handler_name(irq, &ht_irq_chip,
 					      handle_edge_irq, "edge");
 
 		dev_printk(KERN_DEBUG, &dev->dev, "irq %d for HT\n", irq);
@@ -4054,5 +4056,6 @@
 	setup_local_APIC();
 
 	io_apic_setup_irq_pin(0, 0, &attr);
-	set_irq_chip_and_handler_name(0, &ioapic_chip, handle_edge_irq, "edge");
+	irq_set_chip_and_handler_name(0, &ioapic_chip, handle_edge_irq,
+				      "edge");
 }
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index 4ff5968..bfe8f72 100644
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -503,7 +503,7 @@
 	if (!irq)
 		return -EINVAL;
 
-	set_irq_data(irq, dev);
+	irq_set_handler_data(irq, dev);
 
 	if (hpet_setup_msi_irq(irq))
 		return -EINVAL;
diff --git a/arch/x86/kernel/i8259.c b/arch/x86/kernel/i8259.c
index 20757cb..d9ca749 100644
--- a/arch/x86/kernel/i8259.c
+++ b/arch/x86/kernel/i8259.c
@@ -112,7 +112,7 @@
 {
 	disable_irq_nosync(irq);
 	io_apic_irqs &= ~(1<<irq);
-	set_irq_chip_and_handler_name(irq, &i8259A_chip, handle_level_irq,
+	irq_set_chip_and_handler_name(irq, &i8259A_chip, handle_level_irq,
 				      i8259A_chip.name);
 	enable_irq(irq);
 }
diff --git a/arch/x86/kernel/irqinit.c b/arch/x86/kernel/irqinit.c
index c752e97..3dd751c 100644
--- a/arch/x86/kernel/irqinit.c
+++ b/arch/x86/kernel/irqinit.c
@@ -110,7 +110,7 @@
 	legacy_pic->init(0);
 
 	for (i = 0; i < legacy_pic->nr_legacy_irqs; i++)
-		set_irq_chip_and_handler_name(i, chip, handle_level_irq, name);
+		irq_set_chip_and_handler_name(i, chip, handle_level_irq, name);
 }
 
 void __init init_IRQ(void)
diff --git a/arch/x86/lguest/boot.c b/arch/x86/lguest/boot.c
index eba687f0..b9ec1c7 100644
--- a/arch/x86/lguest/boot.c
+++ b/arch/x86/lguest/boot.c
@@ -847,7 +847,7 @@
 void lguest_setup_irq(unsigned int irq)
 {
 	irq_alloc_desc_at(irq, 0);
-	set_irq_chip_and_handler_name(irq, &lguest_irq_controller,
+	irq_set_chip_and_handler_name(irq, &lguest_irq_controller,
 				      handle_level_irq, "level");
 }
 
@@ -995,7 +995,7 @@
 static void lguest_time_init(void)
 {
 	/* Set up the timer interrupt (0) to go to our simple timer routine */
-	set_irq_handler(0, lguest_time_irq);
+	irq_set_handler(0, lguest_time_irq);
 
 	clocksource_register(&lguest_clock);
 
diff --git a/arch/x86/pci/xen.c b/arch/x86/pci/xen.c
index 25cd4a0..2bdcc36e 100644
--- a/arch/x86/pci/xen.c
+++ b/arch/x86/pci/xen.c
@@ -104,7 +104,7 @@
 					"msi-x" : "msi", &irq, &pirq, XEN_ALLOC_IRQ);
 			if (irq < 0)
 				goto error;
-			ret = set_irq_msi(irq, msidesc);
+			ret = irq_set_msi_desc(irq, msidesc);
 			if (ret < 0)
 				goto error_while;
 			printk(KERN_DEBUG "xen: msi already setup: msi --> irq=%d"
@@ -117,7 +117,7 @@
 			goto error;
 		printk(KERN_DEBUG "xen: msi --> irq=%d, pirq=%d\n", irq, pirq);
 		xen_msi_compose_msg(dev, pirq, &msg);
-		ret = set_irq_msi(irq, msidesc);
+		ret = irq_set_msi_desc(irq, msidesc);
 		if (ret < 0)
 			goto error_while;
 		write_msi_msg(irq, &msg);
@@ -165,7 +165,7 @@
 			goto free;
 		}
 
-		ret = set_irq_msi(irq, msidesc);
+		ret = irq_set_msi_desc(irq, msidesc);
 		if (ret)
 			goto error_while;
 		i++;
@@ -210,7 +210,7 @@
 		if (irq < 0)
 			return -1;
 
-		ret = set_irq_msi(irq, msidesc);
+		ret = irq_set_msi_desc(irq, msidesc);
 		if (ret)
 			goto error;
 	}
diff --git a/arch/x86/platform/uv/uv_irq.c b/arch/x86/platform/uv/uv_irq.c
index 7b24460..374a05d 100644
--- a/arch/x86/platform/uv/uv_irq.c
+++ b/arch/x86/platform/uv/uv_irq.c
@@ -131,7 +131,7 @@
 		       unsigned long mmr_offset, int limit)
 {
 	const struct cpumask *eligible_cpu = cpumask_of(cpu);
-	struct irq_cfg *cfg = get_irq_chip_data(irq);
+	struct irq_cfg *cfg = irq_get_chip_data(irq);
 	unsigned long mmr_value;
 	struct uv_IO_APIC_route_entry *entry;
 	int mmr_pnode, err;
@@ -148,7 +148,7 @@
 	else
 		irq_set_status_flags(irq, IRQ_MOVE_PCNTXT);
 
-	set_irq_chip_and_handler_name(irq, &uv_irq_chip, handle_percpu_irq,
+	irq_set_chip_and_handler_name(irq, &uv_irq_chip, handle_percpu_irq,
 				      irq_name);
 
 	mmr_value = 0;
diff --git a/arch/x86/platform/visws/visws_quirks.c b/arch/x86/platform/visws/visws_quirks.c
index 6320376..dcc7aea 100644
--- a/arch/x86/platform/visws/visws_quirks.c
+++ b/arch/x86/platform/visws/visws_quirks.c
@@ -606,7 +606,7 @@
 			chip = &cobalt_irq_type;
 
 		if (chip)
-			set_irq_chip(i, chip);
+			irq_set_chip(i, chip);
 	}
 
 	setup_irq(CO_IRQ_8259, &master_action);