diff --git a/include/nuttx/sched_note.h b/include/nuttx/sched_note.h
index f148b67b800..9e9d1b8f825 100644
--- a/include/nuttx/sched_note.h
+++ b/include/nuttx/sched_note.h
@@ -124,6 +124,10 @@
           sched_note_printf(SCHED_NOTE_IP, fmt, ##args)
 #  define SCHED_NOTE_BPRINTF(event, fmt, args...) \
           sched_note_bprintf(SCHED_NOTE_IP, event, fmt, ##args)
+#  define SCHED_NOTE_BEGIN() \
+          sched_note_begin(SCHED_NOTE_IP, __FUNCTION__)
+#  define SCHED_NOTE_END() \
+          sched_note_end(SCHED_NOTE_IP, __FUNCTION__)
 #else
 #  define SCHED_NOTE_STRING(buf)
 #  define SCHED_NOTE_DUMP(event, buf, len)
@@ -131,6 +135,8 @@
 #  define SCHED_NOTE_VBPRINTF(event, fmt, va)
 #  define SCHED_NOTE_PRINTF(fmt, args...)
 #  define SCHED_NOTE_BPRINTF(event, fmt, args...)
+#  define SCHED_NOTE_BEGIN()
+#  define SCHED_NOTE_END()
 #endif
 
 /****************************************************************************
@@ -538,6 +544,8 @@ void sched_note_printf(uintptr_t ip,
                        FAR const char *fmt, ...) printflike(2, 3);
 void sched_note_bprintf(uintptr_t ip, uint8_t event,
                         FAR const char *fmt, ...) printflike(3, 4);
+void sched_note_begin(uintptr_t ip, FAR const char *buf);
+void sched_note_end(uintptr_t ip, FAR const char *buf);
 #else
 #  define sched_note_string(ip,b)
 #  define sched_note_dump(ip,e,b,l)
@@ -545,6 +553,8 @@ void sched_note_bprintf(uintptr_t ip, uint8_t event,
 #  define sched_note_vbprintf(ip,e,f,v)
 #  define sched_note_printf(ip,f...)
 #  define sched_note_bprintf(ip,e,f...)
+#  define sched_note_begin(ip,f...)
+#  define sched_note_end(ip,f...)
 #endif /* CONFIG_SCHED_INSTRUMENTATION_DUMP */
 
 #if defined(__KERNEL__) || defined(CONFIG_BUILD_FLAT)
@@ -675,6 +685,8 @@ void sched_note_filter_irq(struct note_filter_irq_s *oldf,
 #  define sched_note_vbprintf(ip,e,f,v)
 #  define sched_note_printf(ip,f...)
 #  define sched_note_bprintf(ip,e,f...)
+#  define sched_note_begin(ip,f...)
+#  define sched_note_end(ip,f...)
 
 #endif /* CONFIG_SCHED_INSTRUMENTATION */
 #endif /* __INCLUDE_NUTTX_SCHED_NOTE_H */
diff --git a/sched/sched/sched_note.c b/sched/sched/sched_note.c
index c74a3452d1d..24659b41cbd 100644
--- a/sched/sched/sched_note.c
+++ b/sched/sched/sched_note.c
@@ -1184,6 +1184,16 @@ void sched_note_bprintf(uintptr_t ip, uint8_t event,
   sched_note_vbprintf(ip, event, fmt, va);
   va_end(va);
 }
+
+void sched_note_begin(uintptr_t ip, FAR const char *buf)
+{
+  sched_note_printf(ip, "B|%d|%s", getpid(), buf);
+}
+
+void sched_note_end(uintptr_t ip, FAR const char *buf)
+{
+  sched_note_printf(ip, "E|%d|%s", getpid(), buf);
+}
 #endif /* CONFIG_SCHED_INSTRUMENTATION_DUMP */
 
 #ifdef CONFIG_SCHED_INSTRUMENTATION_FILTER