From 39fbcc475e70b7b80bdded1923aec553d8aea1ee Mon Sep 17 00:00:00 2001
From: Jeremy Lakeman <jeremy.lakeman@flinders.edu.au>
Date: Tue, 28 Feb 2017 14:32:08 +1030
Subject: [PATCH] Track call stats of mdp port handlers

---
 overlay_mdp.c    | 4 ++++
 overlay_packet.h | 3 +++
 2 files changed, 7 insertions(+)

diff --git a/overlay_mdp.c b/overlay_mdp.c
index 55e3bc1f..36f7834a 100644
--- a/overlay_mdp.c
+++ b/overlay_mdp.c
@@ -639,7 +639,11 @@ static int overlay_saw_mdp_frame(
   struct internal_binding *binding;
   for (binding = SECTION_START(bindings); binding < SECTION_END(bindings); ++binding) {
     if (binding->port == header->destination_port){
+      struct call_stats call_stats;
+      call_stats.totals = &binding->stats;
+      fd_func_enter(__HERE__, &call_stats);
       binding->function(header, payload);
+      fd_func_exit(__HERE__, &call_stats);
       goto end;
     }
   }
diff --git a/overlay_packet.h b/overlay_packet.h
index f47246d0..7f1e4399 100644
--- a/overlay_packet.h
+++ b/overlay_packet.h
@@ -24,6 +24,7 @@
 #include "feature.h"
 #include "overlay_address.h"
 #include "section.h"
+#include "fdqueue.h"
 
 #define FRAME_NOT_SENT -1
 #define FRAME_DONT_SEND -2
@@ -139,6 +140,7 @@ int _overlay_send_frame(struct __sourceloc whence, struct internal_mdp_header *h
 struct internal_binding{
   mdp_port_t port;
   int (*function)(struct internal_mdp_header *header, struct overlay_buffer *payload);
+  struct profile_total stats;
 };
 
 DECLARE_SECTION(struct internal_binding, bindings);
@@ -149,6 +151,7 @@ DECLARE_SECTION(struct internal_binding, bindings);
   static struct internal_binding BIND ## FUNC IN_SECTION(bindings) = { \
     .port = PORT, \
     .function = FUNC, \
+    .stats.name = #FUNC, \
   }
 
 #endif //__SERVAL_DNA__OVERLAY_PACKET_H