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>
This commit is contained in:
Steven Rostedt 2011-02-11 16:43:33 -05:00 committed by Steven Rostedt
parent 10da37a645
commit 1274a9c2e9
2 changed files with 3 additions and 1 deletions

View file

@ -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) ||

View file

@ -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,