2 files changed, 6 insertions, 1 deletions

diff --git a/init/Kconfig b/init/Kconfig
index df55b3665601..f70f2fd273c2 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -339,9 +339,14 @@ config BASE_FULL
           kernel data structures. This saves memory on small machines,
           but may reduce performance.
 
+config RT_MUTEXES
+        boolean
+        select PLIST
+
 config FUTEX
         bool "Enable futex support" if EMBEDDED
         default y
+        select RT_MUTEXES
         help
           Disabling this option will cause the kernel to be built without
           support for "fast userspace mutexes".  The resulting kernel may not
diff --git a/init/main.c b/init/main.c
index acbb0b749137..bce0eb7f4f8f 100644
--- a/init/main.c
+++ b/init/main.c
@@ -47,6 +47,7 @@
 #include <linux/mempolicy.h>
 #include <linux/key.h>
 #include <linux/unwind.h>
+#include <linux/buffer_head.h>
 
 #include <asm/io.h>
 #include <asm/bugs.h>
@@ -79,7 +80,6 @@ extern void mca_init(void);
 extern void sbus_init(void);
 extern void sysctl_init(void);
 extern void signals_init(void);
-extern void buffer_init(void);
 extern void pidhash_init(void);
 extern void pidmap_init(void);
 extern void prio_tree_init(void);