linux-kernel - [tip:timers/core] hrtimer: Drop return code of hrtimer_switch_to

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Message-ID: <tip-75e3b37d059856a972a5bf2bdfeac0f0f2db9ea3@git.kernel.org>
Date:	Mon, 17 Aug 2015 14:45:21 -0700
From:	tip-bot for Luiz Capitulino <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	lcapitulino@...hat.com, tglx@...utronix.de, hpa@...or.com,
	linux-kernel@...r.kernel.org, mingo@...nel.org
Subject: [tip:timers/core] hrtimer:
  Drop return code of hrtimer_switch_to_hres()

Commit-ID:  75e3b37d059856a972a5bf2bdfeac0f0f2db9ea3
Gitweb:     http://git.kernel.org/tip/75e3b37d059856a972a5bf2bdfeac0f0f2db9ea3
Author:     Luiz Capitulino <lcapitulino@...hat.com>
AuthorDate: Tue, 11 Aug 2015 16:40:43 -0400
Committer:  Thomas Gleixner <tglx@...utronix.de>
CommitDate: Mon, 17 Aug 2015 23:19:03 +0200

hrtimer: Drop return code of hrtimer_switch_to_hres()

It's not checked by the caller.

Signed-off-by: Luiz Capitulino <lcapitulino@...hat.com>
Link: http://lkml.kernel.org/r/20150811164043.538241ef@redhat.com
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
---
 kernel/time/hrtimer.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/kernel/time/hrtimer.c b/kernel/time/hrtimer.c
index 5c7ae4b..55575d4 100644
--- a/kernel/time/hrtimer.c
+++ b/kernel/time/hrtimer.c
@@ -679,14 +679,13 @@ static void retrigger_next_event(void *arg)
 /*
  * Switch to high resolution mode
  */
-static int hrtimer_switch_to_hres(void)
+static void hrtimer_switch_to_hres(void)
 {
 	struct hrtimer_cpu_base *base = this_cpu_ptr(&hrtimer_bases);
 
 	if (tick_init_highres()) {
 		printk(KERN_WARNING "Could not switch to high resolution "
 				    "mode on CPU %d\n", base->cpu);
-		return 0;
 	}
 	base->hres_active = 1;
 	hrtimer_resolution = HIGH_RES_NSEC;
@@ -694,7 +693,6 @@ static int hrtimer_switch_to_hres(void)
 	tick_setup_sched_timer();
 	/* "Retrigger" the interrupt to get things going */
 	retrigger_next_event(NULL);
-	return 1;
 }
 
 static void clock_was_set_work(struct work_struct *work)
@@ -718,7 +716,7 @@ void clock_was_set_delayed(void)
 static inline int __hrtimer_hres_active(struct hrtimer_cpu_base *b) { return 0; }
 static inline int hrtimer_hres_active(void) { return 0; }
 static inline int hrtimer_is_hres_enabled(void) { return 0; }
-static inline int hrtimer_switch_to_hres(void) { return 0; }
+static inline void hrtimer_switch_to_hres(void) { }
 static inline void
 hrtimer_force_reprogram(struct hrtimer_cpu_base *base, int skip_equal) { }
 static inline int hrtimer_reprogram(struct hrtimer *timer,
--
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