linux-kernel - [for-next][PATCH 4/5] tracing: Change variable type as bool for clean-up

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Message-ID: <20210630231822.591734452@goodmis.org>
Date:   Wed, 30 Jun 2021 19:18:02 -0400
From:   Steven Rostedt <rostedt@...dmis.org>
To:     linux-kernel@...r.kernel.org
Cc:     Ingo Molnar <mingo@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Austin Kim <austin.kim@....com>
Subject: [for-next][PATCH 4/5] tracing: Change variable type as bool for clean-up

From: Austin Kim <austin.kim@....com>

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@....com>
[ Removed unneeded initialization of static bool tracing_dl ]
Signed-off-by: Steven Rostedt (VMware) <rostedt@...dmis.org>
---
 kernel/trace/trace_sched_wakeup.c | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/kernel/trace/trace_sched_wakeup.c b/kernel/trace/trace_sched_wakeup.c
index e5778d1d7a5b..2402de520eca 100644
--- 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);
 }
 
-- 
2.30.2