ftrace: Add .ref.text as one of the safe areas to trace

The section .ref.text will not go away unexpectedly and is safe to trace. Add it to the safe list of sections to allow tracing. Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

ftrace: Add .ref.text as one of the safe areas to trace
The section .ref.text will not go away unexpectedly and is safe to trace. Add it to the safe list of sections to allow tracing. Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Steven Rostedt · Steven Rostedt
1 parent 10da37a645
Showing 2 changed files with 3 additions and 1 deletions Side-by-side Diff
scripts/recordmcount.c
scripts/recordmcount.pl
@@ -206,7 +206,8 @@
 static int
 is_mcounted_section_name(char const *const txtname)
 {
-	return 0 == strcmp(".text",          txtname) ||
+	return 0 == strcmp(".text",           txtname) ||
+		0 == strcmp(".ref.text",      txtname) ||
 		0 == strcmp(".sched.text",    txtname) ||
 		0 == strcmp(".spinlock.text", txtname) ||
 		0 == strcmp(".irqentry.text", txtname) ||
@@ -130,6 +130,7 @@
 # Acceptable sections to record.
 my %text_sections = (
      ".text" => 1,
+     ".ref.text" => 1,
      ".sched.text" => 1,
      ".spinlock.text" => 1,
      ".irqentry.text" => 1,
...	...	@@ -206,7 +206,8 @@
206	206	static int
207	207	is_mcounted_section_name(char const *const txtname)
208	208	{
209		- return 0 == strcmp(".text", txtname) \|\|
	209	+ return 0 == strcmp(".text", txtname) \|\|
	210	+ 0 == strcmp(".ref.text", txtname) \|\|
210	211	0 == strcmp(".sched.text", txtname) \|\|
211	212	0 == strcmp(".spinlock.text", txtname) \|\|
212	213	0 == strcmp(".irqentry.text", txtname) \|\|
...	...	@@ -130,6 +130,7 @@
130	130	# Acceptable sections to record.
131	131	my %text_sections = (
132	132	".text" => 1,
	133	+ ".ref.text" => 1,
133	134	".sched.text" => 1,
134	135	".spinlock.text" => 1,
135	136	".irqentry.text" => 1,