X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=kernel%2Frcupdate.c;h=a66d4d1615f7ff978616c86a350d582cc11ff20f;hb=874a5f87f53f80b798140b07fcf81f8d3718b3cc;hp=2c2dd8410dc4fd8b27d0e66dcd31daceb56ff027;hpb=aabded9c3aab5160ae2ca3dd1fa0fa37f3d510e4;p=~andy%2Flinux

diff --git a/kernel/rcupdate.c b/kernel/rcupdate.c
index 2c2dd8410dc..a66d4d1615f 100644
--- a/kernel/rcupdate.c
+++ b/kernel/rcupdate.c
@@ -45,10 +45,17 @@
 #include <linux/moduleparam.h>
 #include <linux/percpu.h>
 #include <linux/notifier.h>
-#include <linux/rcupdate.h>
 #include <linux/cpu.h>
 #include <linux/mutex.h>
 
+#ifdef CONFIG_DEBUG_LOCK_ALLOC
+static struct lock_class_key rcu_lock_key;
+struct lockdep_map rcu_lock_map =
+	STATIC_LOCKDEP_MAP_INIT("rcu_read_lock", &rcu_lock_key);
+
+EXPORT_SYMBOL_GPL(rcu_lock_map);
+#endif
+
 /* Definition for rcupdate control block. */
 static struct rcu_ctrlblk rcu_ctrlblk = {
 	.cur = -300,