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-rw-r--r--init/Kconfig5
-rw-r--r--init/main.c2
2 files changed, 6 insertions, 1 deletions
diff --git a/init/Kconfig b/init/Kconfig
index df55b366560..f70f2fd273c 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 acbb0b74913..bce0eb7f4f8 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);