summaryrefslogtreecommitdiffstats
path: root/kernel/trace/trace_stack.c
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/trace/trace_stack.c')
-rw-r--r--kernel/trace/trace_stack.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/kernel/trace/trace_stack.c b/kernel/trace/trace_stack.c
index 0c1b165778e5..42ca822fc701 100644
--- a/kernel/trace/trace_stack.c
+++ b/kernel/trace/trace_stack.c
@@ -33,7 +33,6 @@ static unsigned long max_stack_size;
static arch_spinlock_t max_stack_lock =
(arch_spinlock_t)__ARCH_SPIN_LOCK_UNLOCKED;
-static int stack_trace_disabled __read_mostly;
static DEFINE_PER_CPU(int, trace_active);
static DEFINE_MUTEX(stack_sysctl_mutex);
@@ -116,9 +115,6 @@ stack_trace_call(unsigned long ip, unsigned long parent_ip,
{
int cpu;
- if (unlikely(!ftrace_enabled || stack_trace_disabled))
- return;
-
preempt_disable_notrace();
cpu = raw_smp_processor_id();
OpenPOWER on IntegriCloud