[PATCH 10/15] ftrace: Add .ref.text as one of the safe areas to trace

[Steven Rostedt]

From: Steven Rostedt <srostedt@xxxxxxxxxx>

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@xxxxxxxxxxx>
---
 scripts/recordmcount.c  |    3 ++-
 scripts/recordmcount.pl |    1 +
 2 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/scripts/recordmcount.c b/scripts/recordmcount.c
index 038b3d1..f9f6f52 100644
--- a/scripts/recordmcount.c
+++ b/scripts/recordmcount.c
@@ -206,7 +206,8 @@ static uint32_t (*w2)(uint16_t);
 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) ||
diff --git a/scripts/recordmcount.pl b/scripts/recordmcount.pl
index 1d7963f..4be0dee 100755
--- a/scripts/recordmcount.pl
+++ b/scripts/recordmcount.pl
@@ -130,6 +130,7 @@ if ($inputfile =~ m,kernel/trace/ftrace\.o$,) {
 # Acceptable sections to record.
 my %text_sections = (
      ".text" => 1,
+     ".ref.text" => 1,
      ".sched.text" => 1,
      ".spinlock.text" => 1,
      ".irqentry.text" => 1,
-- 
1.7.2.3


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