tracing: Add comment for trace event flag IGNORE_ENABLE

[deliverable/linux.git] / include / linux / ftrace_event.h

diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index 4d79d2dc189ce3eef8c674831f802e77be5e1d57..0b0814d90164fd65751ee5c3dfa4714f58de2982 100644 (file)
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -204,6 +204,7 @@ enum {
  *  FILTERED     - The event has a filter attached
  *  CAP_ANY      - Any user can enable for perf
  *  NO_SET_FILTER - Set when filter has error and is to be ignored
+ *  IGNORE_ENABLE - For ftrace internal events, do not enable with debugfs file
  */
 enum {
        TRACE_EVENT_FL_FILTERED         = (1 << TRACE_EVENT_FL_FILTERED_BIT),