tracing: Change variable type as bool for clean-up

The wakeup_rt wakeup_dl, tracing_dl is only set to 0, 1.
So changing type of wakeup_rt wakeup_dl, tracing_dl as bool
makes relevant routine be more readable.

Link: https://lkml.kernel.org/r/20210629140548.GA1627@raspberrypi
Signed-off-by: Austin Kim <austin.kim@lge.com>
[ Removed unneeded initialization of static bool tracing_dl ]
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>

diff --git a/kernel/trace/trace_sched_wakeup.c b/kernel/trace/trace_sched_wakeup.c
index e5778d1d7a5b65b91a50b725876a7ca5173143f5..2402de520eca71331b324eef1dfe6528de7c055e 100644 (file)
--- a/kernel/trace/trace_sched_wakeup.c
+++ b/kernel/trace/trace_sched_wakeup.c
@@ -26,9 +26,9 @@ static struct task_struct     *wakeup_task;
 static int                     wakeup_cpu;
 static int                     wakeup_current_cpu;
 static unsigned                        wakeup_prio = -1;
-static int                     wakeup_rt;
-static int                     wakeup_dl;
-static int                     tracing_dl = 0;
+static bool                    wakeup_rt;
+static bool                    wakeup_dl;
+static bool                    tracing_dl;
 
 static arch_spinlock_t wakeup_lock =
        (arch_spinlock_t)__ARCH_SPIN_LOCK_UNLOCKED;
@@ -498,7 +498,7 @@ static void __wakeup_reset(struct trace_array *tr)
 {
        wakeup_cpu = -1;
        wakeup_prio = -1;
-       tracing_dl = 0;
+       tracing_dl = false;
 
        if (wakeup_task)
                put_task_struct(wakeup_task);
@@ -572,9 +572,9 @@ probe_wakeup(void *ignore, struct task_struct *p)
         * another task until the first one wakes up.
         */
        if (dl_task(p))
-               tracing_dl = 1;
+               tracing_dl = true;
        else
-               tracing_dl = 0;
+               tracing_dl = false;
 
        wakeup_task = get_task_struct(p);
 
@@ -685,8 +685,8 @@ static int wakeup_tracer_init(struct trace_array *tr)
        if (wakeup_busy)
                return -EBUSY;
 
-       wakeup_dl = 0;
-       wakeup_rt = 0;
+       wakeup_dl = false;
+       wakeup_rt = false;
        return __wakeup_tracer_init(tr);
 }
 
@@ -695,8 +695,8 @@ static int wakeup_rt_tracer_init(struct trace_array *tr)
        if (wakeup_busy)
                return -EBUSY;
 
-       wakeup_dl = 0;
-       wakeup_rt = 1;
+       wakeup_dl = false;
+       wakeup_rt = true;
        return __wakeup_tracer_init(tr);
 }
 
@@ -705,8 +705,8 @@ static int wakeup_dl_tracer_init(struct trace_array *tr)
        if (wakeup_busy)
                return -EBUSY;
 
-       wakeup_dl = 1;
-       wakeup_rt = 0;
+       wakeup_dl = true;
+       wakeup_rt = false;
        return __wakeup_tracer_init(tr);
 }