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Diffstat (limited to 'kernel/trace/trace_sched_switch.c')
-rw-r--r--kernel/trace/trace_sched_switch.c17
1 files changed, 4 insertions, 13 deletions
diff --git a/kernel/trace/trace_sched_switch.c b/kernel/trace/trace_sched_switch.c
index 863390557b44..df175cb4564f 100644
--- a/kernel/trace/trace_sched_switch.c
+++ b/kernel/trace/trace_sched_switch.c
@@ -49,7 +49,7 @@ probe_sched_switch(struct rq *__rq, struct task_struct *prev,
49} 49}
50 50
51static void 51static void
52probe_sched_wakeup(struct rq *__rq, struct task_struct *wakee) 52probe_sched_wakeup(struct rq *__rq, struct task_struct *wakee, int success)
53{ 53{
54 struct trace_array_cpu *data; 54 struct trace_array_cpu *data;
55 unsigned long flags; 55 unsigned long flags;
@@ -72,16 +72,6 @@ probe_sched_wakeup(struct rq *__rq, struct task_struct *wakee)
72 local_irq_restore(flags); 72 local_irq_restore(flags);
73} 73}
74 74
75static void sched_switch_reset(struct trace_array *tr)
76{
77 int cpu;
78
79 tr->time_start = ftrace_now(tr->cpu);
80
81 for_each_online_cpu(cpu)
82 tracing_reset(tr, cpu);
83}
84
85static int tracing_sched_register(void) 75static int tracing_sched_register(void)
86{ 76{
87 int ret; 77 int ret;
@@ -197,7 +187,7 @@ void tracing_sched_switch_assign_trace(struct trace_array *tr)
197 187
198static void start_sched_trace(struct trace_array *tr) 188static void start_sched_trace(struct trace_array *tr)
199{ 189{
200 sched_switch_reset(tr); 190 tracing_reset_online_cpus(tr);
201 tracing_start_sched_switch_record(); 191 tracing_start_sched_switch_record();
202} 192}
203 193
@@ -221,7 +211,7 @@ static void sched_switch_trace_reset(struct trace_array *tr)
221 211
222static void sched_switch_trace_start(struct trace_array *tr) 212static void sched_switch_trace_start(struct trace_array *tr)
223{ 213{
224 sched_switch_reset(tr); 214 tracing_reset_online_cpus(tr);
225 tracing_start_sched_switch(); 215 tracing_start_sched_switch();
226} 216}
227 217
@@ -247,3 +237,4 @@ __init static int init_sched_switch_trace(void)
247 return register_tracer(&sched_switch_trace); 237 return register_tracer(&sched_switch_trace);
248} 238}
249device_initcall(init_sched_switch_trace); 239device_initcall(init_sched_switch_trace);
240