X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fi386%2Fkernel%2Ftopology.c;fp=arch%2Fi386%2Fkernel%2Ftopology.c;h=67a0e1baa28b2467a5a540772e6c0d88927c9ea8;hb=64ba3f394c830ec48a1c31b53dcae312c56f1604;hp=e2e281d4bcc80ee7bc3b090e75914606231e6224;hpb=be1e6109ac94a859551f8e1774eb9a8469fe055c;p=linux-2.6.git

diff --git a/arch/i386/kernel/topology.c b/arch/i386/kernel/topology.c
index e2e281d4b..67a0e1baa 100644
--- a/arch/i386/kernel/topology.c
+++ b/arch/i386/kernel/topology.c
@@ -32,24 +32,30 @@
 
 static struct i386_cpu cpu_devices[NR_CPUS];
 
-int arch_register_cpu(int num)
-{
-	/*
-	 * CPU0 cannot be offlined due to several
-	 * restrictions and assumptions in kernel. This basically
-	 * doesnt add a control file, one cannot attempt to offline
-	 * BSP.
-	 */
-	if (!num)
-		cpu_devices[num].cpu.no_control = 1;
-
-	return register_cpu(&cpu_devices[num].cpu, num);
+int arch_register_cpu(int num){
+	struct node *parent = NULL;
+
+#ifdef CONFIG_NUMA
+	int node = cpu_to_node(num);
+	if (node_online(node))
+		parent = &node_devices[node].node;
+#endif /* CONFIG_NUMA */
+
+	return register_cpu(&cpu_devices[num].cpu, num, parent);
 }
 
 #ifdef CONFIG_HOTPLUG_CPU
 
 void arch_unregister_cpu(int num) {
-	return unregister_cpu(&cpu_devices[num].cpu);
+	struct node *parent = NULL;
+
+#ifdef CONFIG_NUMA
+	int node = cpu_to_node(num);
+	if (node_online(node))
+		parent = &node_devices[node].node;
+#endif /* CONFIG_NUMA */
+
+	return unregister_cpu(&cpu_devices[num].cpu, parent);
 }
 EXPORT_SYMBOL(arch_register_cpu);
 EXPORT_SYMBOL(arch_unregister_cpu);
@@ -59,13 +65,16 @@ EXPORT_SYMBOL(arch_unregister_cpu);
 
 #ifdef CONFIG_NUMA
 #include <linux/mmzone.h>
+#include <asm/node.h>
+
+struct i386_node node_devices[MAX_NUMNODES];
 
 static int __init topology_init(void)
 {
 	int i;
 
 	for_each_online_node(i)
-		register_one_node(i);
+		arch_register_node(i);
 
 	for_each_present_cpu(i)
 		arch_register_cpu(i);