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hrtimer: Drop return code of hrtimer_switch_to_hres()

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It's not checked by the caller.

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Link: http://lkml.kernel.org/r/20150811164043.538241ef@redhat.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Luiz Capitulino 2015-08-11 16:40:43 -04:00 committed by Thomas Gleixner
parent 2b5cf54493
commit 75e3b37d05
1 changed files with 2 additions and 4 deletions
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6
kernel/time/hrtimer.c
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@ -679,14 +679,13 @@ static void retrigger_next_event(void *arg)
/* /*
* Switch to high resolution mode * 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); struct hrtimer_cpu_base *base = this_cpu_ptr(&hrtimer_bases);
if (tick_init_highres()) { if (tick_init_highres()) {
printk(KERN_WARNING "Could not switch to high resolution " printk(KERN_WARNING "Could not switch to high resolution "
"mode on CPU %d\n", base->cpu); "mode on CPU %d\n", base->cpu);
return 0;
} }
base->hres_active = 1; base->hres_active = 1;
hrtimer_resolution = HIGH_RES_NSEC; hrtimer_resolution = HIGH_RES_NSEC;
@ -694,7 +693,6 @@ static int hrtimer_switch_to_hres(void)
tick_setup_sched_timer(); tick_setup_sched_timer();
/* "Retrigger" the interrupt to get things going */ /* "Retrigger" the interrupt to get things going */
retrigger_next_event(NULL); retrigger_next_event(NULL);
return 1;
} }
static void clock_was_set_work(struct work_struct *work) 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(struct hrtimer_cpu_base *b) { return 0; }
static inline int hrtimer_hres_active(void) { 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_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 static inline void
hrtimer_force_reprogram(struct hrtimer_cpu_base *base, int skip_equal) { } hrtimer_force_reprogram(struct hrtimer_cpu_base *base, int skip_equal) { }
static inline int hrtimer_reprogram(struct hrtimer *timer, static inline int hrtimer_reprogram(struct hrtimer *timer,