diff options
Diffstat (limited to 'kernel/trace/trace_sched_wakeup.c')
-rw-r--r-- | kernel/trace/trace_sched_wakeup.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/kernel/trace/trace_sched_wakeup.c b/kernel/trace/trace_sched_wakeup.c index 0e73bc2..4086eae6 100644 --- a/kernel/trace/trace_sched_wakeup.c +++ b/kernel/trace/trace_sched_wakeup.c @@ -46,7 +46,6 @@ wakeup_tracer_call(unsigned long ip, unsigned long parent_ip) struct trace_array_cpu *data; unsigned long flags; long disabled; - int resched; int cpu; int pc; @@ -54,7 +53,7 @@ wakeup_tracer_call(unsigned long ip, unsigned long parent_ip) return; pc = preempt_count(); - resched = ftrace_preempt_disable(); + preempt_disable_notrace(); cpu = raw_smp_processor_id(); if (cpu != wakeup_current_cpu) @@ -74,7 +73,7 @@ wakeup_tracer_call(unsigned long ip, unsigned long parent_ip) out: atomic_dec(&data->disabled); out_enable: - ftrace_preempt_enable(resched); + preempt_enable_notrace(); } static struct ftrace_ops trace_ops __read_mostly = @@ -383,6 +382,7 @@ static struct tracer wakeup_tracer __read_mostly = #ifdef CONFIG_FTRACE_SELFTEST .selftest = trace_selftest_startup_wakeup, #endif + .use_max_tr = 1, }; static struct tracer wakeup_rt_tracer __read_mostly = @@ -397,6 +397,7 @@ static struct tracer wakeup_rt_tracer __read_mostly = #ifdef CONFIG_FTRACE_SELFTEST .selftest = trace_selftest_startup_wakeup, #endif + .use_max_tr = 1, }; __init static int init_wakeup_tracer(void) |