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-rw-r--r--arch/parisc/Kconfig1
-rw-r--r--arch/parisc/kernel/ftrace.c6
2 files changed, 3 insertions, 4 deletions
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index 108d48e652a..6e75e203092 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -6,7 +6,6 @@ config PARISC
select HAVE_OPROFILE
select HAVE_FUNCTION_TRACER if 64BIT
select HAVE_FUNCTION_GRAPH_TRACER if 64BIT
- select HAVE_FUNCTION_TRACE_MCOUNT_TEST if 64BIT
select ARCH_WANT_FRAME_POINTERS
select RTC_CLASS
select RTC_DRV_GENERIC
diff --git a/arch/parisc/kernel/ftrace.c b/arch/parisc/kernel/ftrace.c
index 5beb97bafbb..559d400f938 100644
--- a/arch/parisc/kernel/ftrace.c
+++ b/arch/parisc/kernel/ftrace.c
@@ -112,6 +112,9 @@ void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr)
unsigned long long calltime;
struct ftrace_graph_ent trace;
+ if (unlikely(ftrace_graph_is_dead()))
+ return;
+
if (unlikely(atomic_read(&current->tracing_graph_pause)))
return;
@@ -152,9 +155,6 @@ void ftrace_function_trampoline(unsigned long parent,
{
extern ftrace_func_t ftrace_trace_function;
- if (function_trace_stop)
- return;
-
if (ftrace_trace_function != ftrace_stub) {
ftrace_trace_function(parent, self_addr);
return;