X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=kernel%2Frcupdate.c;h=130214f3d229009d461a26ea01aae9e36a153d3a;hb=71a27fecaf836093a30fe538c5ab98ef0b25bfc8;hp=2c2dd8410dc4fd8b27d0e66dcd31daceb56ff027;hpb=38cb162b7585d837083b8365da1eb32687c5164c;p=linux-2.6-omap-h63xx.git

diff --git a/kernel/rcupdate.c b/kernel/rcupdate.c
index 2c2dd8410dc..130214f3d22 100644
--- a/kernel/rcupdate.c
+++ b/kernel/rcupdate.c
@@ -49,6 +49,14 @@
 #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,