[MIPS] Do topology_init even on uniprocessor kernels.

Otherwise CPU 0 doesn't show up in sysfs which breaks some software.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 29 insertions, 0 deletions

diff --git a/arch/mips/kernel/topology.c b/arch/mips/kernel/topology.c
new file mode 100644
index 000000000000..660e44ed44d7
--- /dev/null
+++ b/arch/mips/kernel/topology.c
@@ -0,0 +1,29 @@
+#include <linux/cpu.h>
+#include <linux/cpumask.h>
+#include <linux/init.h>
+#include <linux/node.h>
+#include <linux/nodemask.h>
+#include <linux/percpu.h>
+
+static DEFINE_PER_CPU(struct cpu, cpu_devices);
+
+static int __init topology_init(void)
+{
+        int i, ret;
+
+#ifdef CONFIG_NUMA
+        for_each_online_node(i)
+                register_one_node(i);
+#endif /* CONFIG_NUMA */
+
+        for_each_present_cpu(i) {
+                ret = register_cpu(&per_cpu(cpu_devices, i), i);
+                if (ret)
+                        printk(KERN_WARNING "topology_init: register_cpu %d "
+                               "failed (%d)\n", i, ret);
+        }
+
+        return 0;
+}
+
+subsys_initcall(topology_init);