1 files changed, 3 insertions, 6 deletions

diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 6d5e601097a0..0782afc29f5f 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -52,6 +52,7 @@
 #include <asm/pSeries_reconfig.h>
 #include <asm/pci-bridge.h>
 #include <asm/kexec.h>
+#include <asm/system.h>
 
 #ifdef DEBUG
 #define DBG(fmt...) printk(KERN_ERR fmt)
@@ -1730,22 +1731,18 @@ struct device_node *of_get_cpu_node(int cpu, unsigned int *thread)
 }
 EXPORT_SYMBOL(of_get_cpu_node);
 
-#ifdef DEBUG
+#if defined(CONFIG_DEBUG_FS) && defined(DEBUG)
 static struct debugfs_blob_wrapper flat_dt_blob;
 
 static int __init export_flat_device_tree(void)
 {
         struct dentry *d;
 
-        d = debugfs_create_dir("powerpc", NULL);
-        if (!d)
-                return 1;
-
         flat_dt_blob.data = initial_boot_params;
         flat_dt_blob.size = initial_boot_params->totalsize;
 
         d = debugfs_create_blob("flat-device-tree", S_IFREG | S_IRUSR,
-                                d, &flat_dt_blob);
+                                powerpc_debugfs_root, &flat_dt_blob);
         if (!d)
                 return 1;