1 files changed, 4 insertions, 0 deletions

diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index c3bd294a63d1..575e75174087 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -1951,6 +1951,7 @@ process_op(struct event_format *event, struct print_arg *arg, char **tok)
                    strcmp(token, "*") == 0 ||
                    strcmp(token, "^") == 0 ||
                    strcmp(token, "/") == 0 ||
+                   strcmp(token, "%") == 0 ||
                    strcmp(token, "<") == 0 ||
                    strcmp(token, ">") == 0 ||
                    strcmp(token, "<=") == 0 ||
@@ -3689,6 +3690,9 @@ eval_num_arg(void *data, int size, struct event_format *event, struct print_arg
                 case '/':
                         val = left / right;
                         break;
+                case '%':
+                        val = left % right;
+                        break;
                 case '*':
                         val = left * right;
                         break;