]> pilppa.org Git - linux-2.6-omap-h63xx.git/blobdiff - kernel/trace/trace_sched_switch.c
hrtimer: convert sound/ to the new hrtimer apis
[linux-2.6-omap-h63xx.git] / kernel / trace / trace_sched_switch.c
index 798ec0dc863c3e9e0541584c398a799304e91dfa..cb817a209aa005d9b151b79e2ef52b48178dffd4 100644 (file)
@@ -29,6 +29,9 @@ sched_switch_func(void *private, void *__rq, struct task_struct *prev,
        long disabled;
        int cpu;
 
+       tracing_record_cmdline(prev);
+       tracing_record_cmdline(next);
+
        if (!tracer_enabled)
                return;
 
@@ -63,8 +66,6 @@ sched_switch_callback(void *probe_data, void *call_data,
        prev = va_arg(*args, typeof(prev));
        next = va_arg(*args, typeof(next));
 
-       tracing_record_cmdline(prev);
-
        /*
         * If tracer_switch_func only points to the local
         * switch func, it still needs the ptr passed to it.
@@ -195,7 +196,7 @@ static void tracing_sched_unregister(void)
                                &ctx_trace);
 }
 
-void tracing_start_sched_switch(void)
+static void tracing_start_sched_switch(void)
 {
        long ref;
 
@@ -204,7 +205,7 @@ void tracing_start_sched_switch(void)
                tracing_sched_register();
 }
 
-void tracing_stop_sched_switch(void)
+static void tracing_stop_sched_switch(void)
 {
        long ref;
 
@@ -213,19 +214,27 @@ void tracing_stop_sched_switch(void)
                tracing_sched_unregister();
 }
 
+void tracing_start_cmdline_record(void)
+{
+       tracing_start_sched_switch();
+}
+
+void tracing_stop_cmdline_record(void)
+{
+       tracing_stop_sched_switch();
+}
+
 static void start_sched_trace(struct trace_array *tr)
 {
        sched_switch_reset(tr);
-       atomic_inc(&trace_record_cmdline_enabled);
+       tracing_start_cmdline_record();
        tracer_enabled = 1;
-       tracing_start_sched_switch();
 }
 
 static void stop_sched_trace(struct trace_array *tr)
 {
-       tracing_stop_sched_switch();
-       atomic_dec(&trace_record_cmdline_enabled);
        tracer_enabled = 0;
+       tracing_stop_cmdline_record();
 }
 
 static void sched_switch_trace_init(struct trace_array *tr)