linux-kernel - [PATCH 02/21] hrtimers: Remove unused hrtimer_init

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Message-Id: <eee6763f12d340848fc30a090acaa2b3c965541a.1729864615.git.namcao@linutronix.de>
Date: Mon, 28 Oct 2024 08:29:21 +0100
From: Nam Cao <namcao@...utronix.de>
To: Anna-Maria Behnsen <anna-maria@...utronix.de>,
	Frederic Weisbecker <frederic@...nel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Andreas Hindborg <a.hindborg@...nel.org>,
	Alice Ryhl <aliceryhl@...gle.com>,
	Miguel Ojeda <ojeda@...nel.org>,
	Kees Cook <kees@...nel.org>,
	linux-kernel@...r.kernel.org
Cc: Nam Cao <namcao@...utronix.de>
Subject: [PATCH 02/21] hrtimers: Remove unused hrtimer_init_sleeper()

hrtimer_init_sleeper() is not used. Delete it.

Signed-off-by: Nam Cao <namcao@...utronix.de>
---
 include/linux/hrtimer.h |  2 --
 kernel/time/hrtimer.c   | 17 +----------------
 2 files changed, 1 insertion(+), 18 deletions(-)

diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h
index 814d489cb7a2..5aa9d57528c4 100644
--- a/include/linux/hrtimer.h
+++ b/include/linux/hrtimer.h
@@ -228,8 +228,6 @@ static inline void hrtimer_cancel_wait_running(struct hrtimer *timer)
 /* Initialize timers: */
 extern void hrtimer_init(struct hrtimer *timer, clockid_t which_clock,
 			 enum hrtimer_mode mode);
-extern void hrtimer_init_sleeper(struct hrtimer_sleeper *sl, clockid_t clock_id,
-				 enum hrtimer_mode mode);
 extern void hrtimer_init_on_stack(struct hrtimer *timer, clockid_t which_clock,
 				  enum hrtimer_mode mode);
 extern void hrtimer_init_sleeper_on_stack(struct hrtimer_sleeper *sl,
diff --git a/kernel/time/hrtimer.c b/kernel/time/hrtimer.c
index 533769777ba4..4b0507cf38ea 100644
--- a/kernel/time/hrtimer.c
+++ b/kernel/time/hrtimer.c
@@ -1952,7 +1952,7 @@ void hrtimer_sleeper_start_expires(struct hrtimer_sleeper *sl,
 	 * Make the enqueue delivery mode check work on RT. If the sleeper
 	 * was initialized for hard interrupt delivery, force the mode bit.
 	 * This is a special case for hrtimer_sleepers because
-	 * hrtimer_init_sleeper() determines the delivery mode on RT so the
+	 * __hrtimer_init_sleeper() determines the delivery mode on RT so the
 	 * fiddling with this decision is avoided at the call sites.
 	 */
 	if (IS_ENABLED(CONFIG_PREEMPT_RT) && sl->timer.is_hard)
@@ -1994,21 +1994,6 @@ static void __hrtimer_init_sleeper(struct hrtimer_sleeper *sl,
 	sl->task = current;
 }
 
-/**
- * hrtimer_init_sleeper - initialize sleeper to the given clock
- * @sl:		sleeper to be initialized
- * @clock_id:	the clock to be used
- * @mode:	timer mode abs/rel
- */
-void hrtimer_init_sleeper(struct hrtimer_sleeper *sl, clockid_t clock_id,
-			  enum hrtimer_mode mode)
-{
-	debug_init(&sl->timer, clock_id, mode);
-	__hrtimer_init_sleeper(sl, clock_id, mode);
-
-}
-EXPORT_SYMBOL_GPL(hrtimer_init_sleeper);
-
 /**
  * hrtimer_init_sleeper_on_stack - initialize a sleeper in stack memory
  * @sl:		sleeper to be initialized
-- 
2.39.5