1 files changed, 8 insertions, 1 deletions

diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index 254d04a84ec3..bba34a72c780 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -664,6 +664,7 @@ struct event_filter {
         int                     n_preds;        /* Number assigned */
         int                     a_preds;        /* allocated */
         struct filter_pred      *preds;
+        struct filter_pred      *root;
         char                    *filter_string;
 };
 
@@ -675,6 +676,9 @@ struct event_subsystem {
         int                     nr_events;
 };
 
+#define FILTER_PRED_INVALID     ((unsigned short)-1)
+#define FILTER_PRED_IS_RIGHT    (1 << 15)
+
 struct filter_pred;
 struct regex;
 
@@ -704,7 +708,10 @@ struct filter_pred {
         int                     offset;
         int                     not;
         int                     op;
-        int                     pop_n;
+        unsigned short          index;
+        unsigned short          parent;
+        unsigned short          left;
+        unsigned short          right;
 };
 
 extern struct list_head ftrace_common_fields;