4 files changed, 14 insertions, 35 deletions

diff --git a/arch/powerpc/kernel/crash.c b/arch/powerpc/kernel/crash.c
index e253a45dcf1..22ceba844bf 100644
--- a/arch/powerpc/kernel/crash.c
+++ b/arch/powerpc/kernel/crash.c
@@ -190,13 +190,13 @@ void default_machine_crash_shutdown(struct pt_regs *regs)
 	local_irq_disable();
 
 	for_each_irq(irq) {
-		struct irq_desc *desc = irq_descp(irq);
+		struct irq_desc *desc = irq_desc + irq;
 
 		if (desc->status & IRQ_INPROGRESS)
-			desc->handler->end(irq);
+			desc->chip->end(irq);
 
 		if (!(desc->status & IRQ_DISABLED))
-			desc->handler->disable(irq);
+			desc->chip->disable(irq);
 	}
 
 	if (ppc_md.kexec_cpu_down)
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 40d4c14fde8..24f6050aa4a 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -120,8 +120,8 @@ int show_interrupts(struct seq_file *p, void *v)
 #else
 		seq_printf(p, "%10u ", kstat_irqs(i));
 #endif /* CONFIG_SMP */
-		if (desc->handler)
-			seq_printf(p, " %s ", desc->handler->typename);
+		if (desc->chip)
+			seq_printf(p, " %s ", desc->chip->typename);
 		else
 			seq_puts(p, "  None      ");
 		seq_printf(p, "%s", (desc->status & IRQ_LEVEL) ? "Level " : "Edge  ");
@@ -164,13 +164,13 @@ void fixup_irqs(cpumask_t map)
 		if (irq_desc[irq].status & IRQ_PER_CPU)
 			continue;
 
-		cpus_and(mask, irq_affinity[irq], map);
+		cpus_and(mask, irq_desc[irq].affinity, map);
 		if (any_online_cpu(mask) == NR_CPUS) {
 			printk("Breaking affinity for irq %i\n", irq);
 			mask = map;
 		}
-		if (irq_desc[irq].handler->set_affinity)
-			irq_desc[irq].handler->set_affinity(irq, mask);
+		if (irq_desc[irq].chip->set_affinity)
+			irq_desc[irq].chip->set_affinity(irq, mask);
 		else if (irq_desc[irq].action && !(warned++))
 			printk("Cannot set affinity for irq %i\n", irq);
 	}
diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c
index e5a44812441..0932a62a1c9 100644
--- a/arch/powerpc/kernel/setup_32.c
+++ b/arch/powerpc/kernel/setup_32.c
@@ -215,7 +215,7 @@ int __init ppc_init(void)
 
 	/* register CPU devices */
 	for_each_possible_cpu(i)
-		register_cpu(&cpu_devices[i], i, NULL);
+		register_cpu(&cpu_devices[i], i);
 
 	/* call platform init */
 	if (ppc_md.init != NULL) {
diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c
index 5bc2585c803..4662b580efa 100644
--- a/arch/powerpc/kernel/sysfs.c
+++ b/arch/powerpc/kernel/sysfs.c
@@ -279,7 +279,7 @@ static void unregister_cpu_online(unsigned int cpu)
 }
 #endif /* CONFIG_HOTPLUG_CPU */
 
-static int sysfs_cpu_notify(struct notifier_block *self,
+static int __devinit sysfs_cpu_notify(struct notifier_block *self,
 				      unsigned long action, void *hcpu)
 {
 	unsigned int cpu = (unsigned int)(long)hcpu;
@@ -297,30 +297,19 @@ static int sysfs_cpu_notify(struct notifier_block *self,
 	return NOTIFY_OK;
 }
 
-static struct notifier_block sysfs_cpu_nb = {
+static struct notifier_block __devinitdata sysfs_cpu_nb = {
 	.notifier_call	= sysfs_cpu_notify,
 };
 
 /* NUMA stuff */
 
 #ifdef CONFIG_NUMA
-static struct node node_devices[MAX_NUMNODES];
-
 static void register_nodes(void)
 {
 	int i;
 
-	for (i = 0; i < MAX_NUMNODES; i++) {
-		if (node_online(i)) {
-			int p_node = parent_node(i);
-			struct node *parent = NULL;
-
-			if (p_node != i)
-				parent = &node_devices[p_node];
-
-			register_node(&node_devices[i], i, parent);
-		}
-	}
+	for (i = 0; i < MAX_NUMNODES; i++)
+		register_one_node(i);
 }
 
 int sysfs_add_device_to_node(struct sys_device *dev, int nid)
@@ -359,23 +348,13 @@ static SYSDEV_ATTR(physical_id, 0444, show_physical_id, NULL);
 static int __init topology_init(void)
 {
 	int cpu;
-	struct node *parent = NULL;
 
 	register_nodes();
-
 	register_cpu_notifier(&sysfs_cpu_nb);
 
 	for_each_possible_cpu(cpu) {
 		struct cpu *c = &per_cpu(cpu_devices, cpu);
 
-#ifdef CONFIG_NUMA
-		/* The node to which a cpu belongs can't be known
-		 * until the cpu is made present.
-		 */
-		parent = NULL;
-		if (cpu_present(cpu))
-			parent = &node_devices[cpu_to_node(cpu)];
-#endif
 		/*
 		 * For now, we just see if the system supports making
 		 * the RTAS calls for CPU hotplug.  But, there may be a
@@ -387,7 +366,7 @@ static int __init topology_init(void)
 			c->no_control = 1;
 
 		if (cpu_online(cpu) || (c->no_control == 0)) {
-			register_cpu(c, cpu, parent);
+			register_cpu(c, cpu);
 
 			sysdev_create_file(&c->sysdev, &attr_physical_id);
 		}