[PATCH] pi-futex: add plist implementation

Add the priority-sorted list (plist) implementation.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/lib/Kconfig b/lib/Kconfig
index 3de9335..f629934 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -86,4 +86,10 @@
 config TEXTSEARCH_FSM
 	tristate
 
+#
+# plist support is select#ed if needed
+#
+config PLIST
+	boolean
+
 endmenu