linux-kernel - [tip: timers/core] time/jiffies: Change register_refined_jiffies() to void _

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Message-ID: <174599774175.22196.10917731514907157768.tip-bot2@tip-bot2>
Date: Wed, 30 Apr 2025 07:22:21 -0000
From: "tip-bot2 for Su Hui" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Su Hui <suhui@...china.com>, Thomas Gleixner <tglx@...utronix.de>,
 x86@...nel.org, linux-kernel@...r.kernel.org
Subject: [tip: timers/core] time/jiffies: Change register_refined_jiffies() to
 void __init

The following commit has been merged into the timers/core branch of tip:

Commit-ID:     007c07168ac0c64387be500f6604b09ace3f3bdc
Gitweb:        https://git.kernel.org/tip/007c07168ac0c64387be500f6604b09ace3f3bdc
Author:        Su Hui <suhui@...china.com>
AuthorDate:    Wed, 30 Apr 2025 11:27:32 +08:00
Committer:     Thomas Gleixner <tglx@...utronix.de>
CommitterDate: Wed, 30 Apr 2025 09:06:23 +02:00

time/jiffies: Change register_refined_jiffies() to void __init

register_refined_jiffies() is only used in setup code and always returns 0.
Mark it as __init to save some bytes and change it to void.

Signed-off-by: Su Hui <suhui@...china.com>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Link: https://lore.kernel.org/all/20250430032734.2079290-2-suhui@nfschina.com
---
 include/linux/jiffies.h | 2 +-
 kernel/time/jiffies.c   | 5 +----
 2 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h
index 0ea8c98..91b2078 100644
--- a/include/linux/jiffies.h
+++ b/include/linux/jiffies.h
@@ -59,7 +59,7 @@
 /* LATCH is used in the interval timer and ftape setup. */
 #define LATCH ((CLOCK_TICK_RATE + HZ/2) / HZ)	/* For divider */
 
-extern int register_refined_jiffies(long clock_tick_rate);
+extern void register_refined_jiffies(long clock_tick_rate);
 
 /* TICK_USEC is the time between ticks in usec assuming SHIFTED_HZ */
 #define TICK_USEC ((USEC_PER_SEC + HZ/2) / HZ)
diff --git a/kernel/time/jiffies.c b/kernel/time/jiffies.c
index bc4db9e..34eeaca 100644
--- a/kernel/time/jiffies.c
+++ b/kernel/time/jiffies.c
@@ -75,13 +75,11 @@ struct clocksource * __init __weak clocksource_default_clock(void)
 
 static struct clocksource refined_jiffies;
 
-int register_refined_jiffies(long cycles_per_second)
+void __init register_refined_jiffies(long cycles_per_second)
 {
 	u64 nsec_per_tick, shift_hz;
 	long cycles_per_tick;
 
-
-
 	refined_jiffies = clocksource_jiffies;
 	refined_jiffies.name = "refined-jiffies";
 	refined_jiffies.rating++;
@@ -100,5 +98,4 @@ int register_refined_jiffies(long cycles_per_second)
 	refined_jiffies.mult = ((u32)nsec_per_tick) << JIFFIES_SHIFT;
 
 	__clocksource_register(&refined_jiffies);
-	return 0;
 }