tracing: report_latency() in trace_sched_wakeup.c can return boolean

This patch makes report_latency return bool to improve readability,
indicating whether this new latency should be reported/recorded.

No functional change.

Link: http://lkml.kernel.org/r/1443537816-5788-2-git-send-email-bywxiaobai@163.com
Signed-off-by: Yaowei Bai <bywxiaobai@163.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

diff --git a/kernel/trace/trace_sched_wakeup.c b/kernel/trace/trace_sched_wakeup.c
index 4661442de07de07804b180e435778e168a7bad75..855c2c7612e8beff14253726645923f22e44a802 100644 (file)
--- a/kernel/trace/trace_sched_wakeup.c
+++ b/kernel/trace/trace_sched_wakeup.c
@@ -346,16 +346,16 @@ static void wakeup_print_header(struct seq_file *s)
 /*
  * Should this new latency be reported/recorded?
  */
-static int report_latency(struct trace_array *tr, cycle_t delta)
+static bool report_latency(struct trace_array *tr, cycle_t delta)
 {
        if (tracing_thresh) {
                if (delta < tracing_thresh)
-                       return 0;
+                       return false;
        } else {
                if (delta <= tr->max_latency)
-                       return 0;
+                       return false;
        }
-       return 1;
+       return true;
 }
 
 static void