1 files changed, 3 insertions, 13 deletions

diff --git a/arch/powerpc/platforms/pseries/dlpar.c b/arch/powerpc/platforms/pseries/dlpar.c
index 12df9e8812a9..37bce52526da 100644
--- a/arch/powerpc/platforms/pseries/dlpar.c
+++ b/arch/powerpc/platforms/pseries/dlpar.c
@@ -236,7 +236,9 @@ static struct device_node *derive_parent(const char *path)
 
 int dlpar_attach_node(struct device_node *dn)
 {
+#ifdef CONFIG_PROC_DEVICETREE
         struct proc_dir_entry *ent;
+#endif
         int rc;
 
         of_node_set_flag(dn, OF_DYNAMIC);
@@ -267,10 +269,10 @@ int dlpar_attach_node(struct device_node *dn)
 
 int dlpar_detach_node(struct device_node *dn)
 {
+#ifdef CONFIG_PROC_DEVICETREE
         struct device_node *parent = dn->parent;
         struct property *prop = dn->properties;
 
-#ifdef CONFIG_PROC_DEVICETREE
         while (prop) {
                 remove_proc_entry(prop->name, dn->pde);
                 prop = prop->next;
@@ -344,18 +346,6 @@ int dlpar_release_drc(u32 drc_index)
 
 #ifdef CONFIG_ARCH_CPU_PROBE_RELEASE
 
-static DEFINE_MUTEX(pseries_cpu_hotplug_mutex);
-
-void cpu_hotplug_driver_lock()
-{
-        mutex_lock(&pseries_cpu_hotplug_mutex);
-}
-
-void cpu_hotplug_driver_unlock()
-{
-        mutex_unlock(&pseries_cpu_hotplug_mutex);
-}
-
 static int dlpar_online_cpu(struct device_node *dn)
 {
         int rc = 0;