[MIPS] Do topology_init even on uniprocessor kernels.
authorRalf Baechle <ralf@linux-mips.org>
Wed, 29 Nov 2006 15:04:08 +0000 (15:04 +0000)
committerRalf Baechle <ralf@linux-mips.org>
Wed, 29 Nov 2006 16:21:34 +0000 (16:21 +0000)
Otherwise CPU 0 doesn't show up in sysfs which breaks some software.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
arch/mips/kernel/Makefile
arch/mips/kernel/smp.c
arch/mips/kernel/topology.c [new file with mode: 0644]

index cd9cec9e39e931c85c3f8af50e562615e281bf93..6bfbbed0897e87f15b6f60950788499525750ba0 100644 (file)
@@ -6,7 +6,7 @@ extra-y         := head.o init_task.o vmlinux.lds
 
 obj-y          += cpu-probe.o branch.o entry.o genex.o irq.o process.o \
                   ptrace.o reset.o semaphore.o setup.o signal.o syscall.o \
-                  time.o traps.o unaligned.o
+                  time.o topology.o traps.o unaligned.o
 
 binfmt_irix-objs       := irixelf.o irixinv.o irixioctl.o irixsig.o    \
                           irix5sys.o sysirix.o
index db80957ada8957631070f40bb10f847cd01eb26e..49db516789e07bb6a82d758a94648647c15ec69c 100644 (file)
@@ -463,28 +463,5 @@ void flush_tlb_one(unsigned long vaddr)
        smp_on_each_tlb(flush_tlb_one_ipi, (void *) vaddr);
 }
 
-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);
-
 EXPORT_SYMBOL(flush_tlb_page);
 EXPORT_SYMBOL(flush_tlb_one);
diff --git a/arch/mips/kernel/topology.c b/arch/mips/kernel/topology.c
new file mode 100644 (file)
index 0000000..660e44e
--- /dev/null
@@ -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);