1 files changed, 3 insertions, 0 deletions

diff --git a/include/litmus/sched_plugin.h b/include/litmus/sched_plugin.h
index 2d856d587041..9c1c9f28ba79 100644
--- a/include/litmus/sched_plugin.h
+++ b/include/litmus/sched_plugin.h
@@ -133,6 +133,9 @@ struct sched_plugin {
 
 extern struct sched_plugin *litmus;
 
+/* cluster size: cache_index = 2 L2, cache_index = 3 L3 */
+extern int cluster_cache_index;
+
 int register_sched_plugin(struct sched_plugin* plugin);
 struct sched_plugin* find_sched_plugin(const char* name);
 int print_sched_plugins(char* buf, int max);