Commit 1274a9c2 authored by Steven Rostedt's avatar Steven Rostedt Committed by Steven Rostedt
Browse files

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: default avatarSteven Rostedt <rostedt@goodmis.org>
parent 10da37a6

scripts/recordmcount.c

+2 −1
Original line number Diff line number Diff line
@@ -207,6 +207,7 @@ static int 
is_mcounted_section_name(char const *const 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) ||

scripts/recordmcount.pl

+1 −0
Original line number Diff line number Diff line
@@ -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,