releases/6.1.153/hrtimer-remove-unused-function.patch

From 30adec0a7dd84b6aa28bffafefac510d48a8b16d Mon Sep 17 00:00:00 2001
From: Sasha Levin <sashal@kernel.org>
Date: Fri, 22 Mar 2024 15:04:41 +0800
Subject: hrtimer: Remove unused function

From: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>

[ Upstream commit 82ccdf062a64f3c4ac575c16179ce68edbbbe8e4 ]

The function is defined, but not called anywhere:

  kernel/time/hrtimer.c:1880:20: warning: unused function '__hrtimer_peek_ahead_timers'.

Remove it.

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20240322070441.29646-1-jiapeng.chong@linux.alibaba.com
Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=8611
Stable-dep-of: e895f8e29119 ("hrtimers: Unconditionally update target CPU base after offline timer migration")
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 kernel/time/hrtimer.c | 20 +-------------------
 1 file changed, 1 insertion(+), 19 deletions(-)

diff --git a/kernel/time/hrtimer.c b/kernel/time/hrtimer.c
index b3860ec12450e..00eecd81ce3a6 100644
--- a/kernel/time/hrtimer.c
+++ b/kernel/time/hrtimer.c
@@ -1935,25 +1935,7 @@ void hrtimer_interrupt(struct clock_event_device *dev)
 	tick_program_event(expires_next, 1);
 	pr_warn_once("hrtimer: interrupt took %llu ns\n", ktime_to_ns(delta));
 }
-
-/* called with interrupts disabled */
-static inline void __hrtimer_peek_ahead_timers(void)
-{
-	struct tick_device *td;
-
-	if (!hrtimer_hres_active())
-		return;
-
-	td = this_cpu_ptr(&tick_cpu_device);
-	if (td && td->evtdev)
-		hrtimer_interrupt(td->evtdev);
-}
-
-#else /* CONFIG_HIGH_RES_TIMERS */
-
-static inline void __hrtimer_peek_ahead_timers(void) { }
-
-#endif	/* !CONFIG_HIGH_RES_TIMERS */
+#endif /* !CONFIG_HIGH_RES_TIMERS */
 
 /*
  * Called from run_local_timers in hardirq context every jiffy
-- 
2.51.0