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From: Luiz Capitulino <lcapitulino@redhat.com>
To: tglx@linutronix.de
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH] hrtimer: hrtimer_switch_to_hres(): drop return code
Date: Tue, 11 Aug 2015 16:40:43 -0400	[thread overview]
Message-ID: <20150811164043.538241ef@redhat.com> (raw)

It's not checked by the caller.

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
---
 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,
-- 
2.1.0


             reply	other threads:[~2015-08-11 20:40 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-08-11 20:40 Luiz Capitulino [this message]
2015-08-17 21:45 ` [tip:timers/core] hrtimer: Drop return code of hrtimer_switch_to_hres() tip-bot for Luiz Capitulino

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