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Merge branch 'tracing-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

* 'tracing-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  tracing: Fix branch tracer header
  tracing: Fix power tracer header
Linus Torvalds 16 年 前
コミット
9f76208c33
2 ファイル変更15 行追加0 行削除
  1. 8 0
      kernel/trace/trace_branch.c
  2. 7 0
      kernel/trace/trace_power.c

+ 8 - 0
kernel/trace/trace_branch.c

@@ -155,6 +155,13 @@ static enum print_line_t trace_branch_print(struct trace_iterator *iter,
 	return TRACE_TYPE_HANDLED;
 }
 
+static void branch_print_header(struct seq_file *s)
+{
+	seq_puts(s, "#           TASK-PID    CPU#    TIMESTAMP  CORRECT"
+		"  FUNC:FILE:LINE\n");
+	seq_puts(s, "#              | |       |          |         |   "
+		"    |\n");
+}
 
 static struct trace_event trace_branch_event = {
 	.type		= TRACE_BRANCH,
@@ -169,6 +176,7 @@ static struct tracer branch_trace __read_mostly =
 #ifdef CONFIG_FTRACE_SELFTEST
 	.selftest	= trace_selftest_startup_branch,
 #endif /* CONFIG_FTRACE_SELFTEST */
+	.print_header	= branch_print_header,
 };
 
 __init static int init_branch_tracer(void)

+ 7 - 0
kernel/trace/trace_power.c

@@ -186,6 +186,12 @@ static enum print_line_t power_print_line(struct trace_iterator *iter)
 	return TRACE_TYPE_UNHANDLED;
 }
 
+static void power_print_header(struct seq_file *s)
+{
+	seq_puts(s, "#   TIMESTAMP      STATE  EVENT\n");
+	seq_puts(s, "#       |            |      |\n");
+}
+
 static struct tracer power_tracer __read_mostly =
 {
 	.name		= "power",
@@ -194,6 +200,7 @@ static struct tracer power_tracer __read_mostly =
 	.stop		= stop_power_trace,
 	.reset		= power_trace_reset,
 	.print_line	= power_print_line,
+	.print_header	= power_print_header,
 };
 
 static int init_power_trace(void)