This is now needed by liblockdep as a result of a0b0fd53e1e6
("locking/lockdep: Free lock classes that are no longer in use").
Signed-off-by: Sasha Levin <sas...@kernel.org>
---
tools/include/linux/rcupdate.h | 12 ++++++++++++
1 file changed, 12 insertions(+)
create mode 100644 tools/include/linux/rcupdate.h
diff --git a/tools/include/linux/rcupdate.h b/tools/include/linux/rcupdate.h
new file mode 100644
index 0000000000000..1b7abc86f4336
--- /dev/null
+++ b/tools/include/linux/rcupdate.h
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LIBLOCKDEP_RCUPDATE_H_
+#define _LIBLOCKDEP_RCUPDATE_H_
+
+#define call_rcu(x, y)
+#define init_rcu_head(x)
+
+struct rcu_head {
+ char dummy;
+};
+
+#endif
--
2.25.1
