---

yaml --- r: 145981 b: refs/heads/master c: 34886c8 h: refs/heads/master i: 145979: 3fb4e3e v: v3
git-mirror · Mar 26, 2009 · 1c7bbbe · 1c7bbbe
1 parent 6222228
commit 1c7bbbe
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Showing 2 changed files with 15 additions and 8 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 318e0a73c9e41b9a17241829bcd0605a39b87cb9
+refs/heads/master: 34886c8bc590f078d4c0b88f50d061326639198d
diff --git a/trunk/kernel/trace/ftrace.c b/trunk/kernel/trace/ftrace.c
@@ -347,8 +347,10 @@ static int function_stat_cmp(void *p1, void *p2)
 static int function_stat_headers(struct seq_file *m)
 {
 #ifdef CONFIG_FUNCTION_GRAPH_TRACER
-	seq_printf(m, "  Function                               Hit    Time\n"
-		      "  --------                               ---    ----\n");
+	seq_printf(m, "  Function                               "
+		   "Hit    Time            Avg\n"
+		      "  --------                               "
+		   "---    ----            ---\n");
 #else
 	seq_printf(m, "  Function                               Hit\n"
 		      "  --------                               ---\n");
@@ -361,19 +363,24 @@ static int function_stat_show(struct seq_file *m, void *v)
 	struct ftrace_profile *rec = v;
 	char str[KSYM_SYMBOL_LEN];
 #ifdef CONFIG_FUNCTION_GRAPH_TRACER
-	static struct trace_seq s;
 	static DEFINE_MUTEX(mutex);
-
-	mutex_lock(&mutex);
-	trace_seq_init(&s);
-	trace_print_graph_duration(rec->time, &s);
+	static struct trace_seq s;
+	unsigned long long avg;
 #endif
 
 	kallsyms_lookup(rec->ip, NULL, NULL, NULL, str);
 	seq_printf(m, "  %-30.30s  %10lu", str, rec->counter);
 
 #ifdef CONFIG_FUNCTION_GRAPH_TRACER
 	seq_printf(m, "    ");
+	avg = rec->time;
+	do_div(avg, rec->counter);
+
+	mutex_lock(&mutex);
+	trace_seq_init(&s);
+	trace_print_graph_duration(rec->time, &s);
+	trace_seq_puts(&s, "    ");
+	trace_print_graph_duration(avg, &s);
 	trace_print_seq(m, &s);
 	mutex_unlock(&mutex);
 #endif