1 files changed, 3 insertions, 1 deletions

diff --git a/include/linux/sched.h b/include/linux/sched.h
index b4c38bc8049c..7ede5e490913 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1428,7 +1428,9 @@ struct task_struct {
 #ifdef CONFIG_TRACING
         /* state flags for use by tracers */
         unsigned long trace;
-#endif
+        /* bitmask of trace recursion */
+        unsigned long trace_recursion;
+#endif /* CONFIG_TRACING */
 };
 
 /* Future-safe accessor for struct task_struct's cpus_allowed. */