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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-01-31 21:02:51 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-01-31 21:02:51 +0400 |
| commit | aafd9d6a46745926648cb5d0b68b108e79ceb8d4 (patch) | |
| tree | b099dece2ff08e57d141af686ffbb24dc663c05b /include/linux | |
| parent | 595bf999e3a864f40e049c67c42ecee50fb7a78a (diff) | |
| parent | a2b4c607c93a0850c8e3d90688cf3bd08576b986 (diff) | |
| download | linux-aafd9d6a46745926648cb5d0b68b108e79ceb8d4.tar.xz | |
Merge branch 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull timer/dynticks updates from Ingo Molnar:
"This tree contains misc dynticks updates: a fix and three cleanups"
* 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
sched/nohz: Fix overflow error in scheduler_tick_max_deferment()
nohz_full: fix code style issue of tick_nohz_full_stop_tick
nohz: Get timekeeping max deferment outside jiffies_lock
tick: Rename tick_check_idle() to tick_irq_enter()
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/jiffies.h | 6 | ||||
| -rw-r--r-- | include/linux/tick.h | 6 |
2 files changed, 9 insertions, 3 deletions
diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h index d235e88cfd7c..1f44466c1e9d 100644 --- a/include/linux/jiffies.h +++ b/include/linux/jiffies.h @@ -294,6 +294,12 @@ extern unsigned long preset_lpj; */ extern unsigned int jiffies_to_msecs(const unsigned long j); extern unsigned int jiffies_to_usecs(const unsigned long j); + +static inline u64 jiffies_to_nsecs(const unsigned long j) +{ + return (u64)jiffies_to_usecs(j) * NSEC_PER_USEC; +} + extern unsigned long msecs_to_jiffies(const unsigned int m); extern unsigned long usecs_to_jiffies(const unsigned int u); extern unsigned long timespec_to_jiffies(const struct timespec *value); diff --git a/include/linux/tick.h b/include/linux/tick.h index 0175d8663b6c..b84773cb9f4c 100644 --- a/include/linux/tick.h +++ b/include/linux/tick.h @@ -104,7 +104,7 @@ extern struct cpumask *tick_get_broadcast_oneshot_mask(void); extern void tick_clock_notify(void); extern int tick_check_oneshot_change(int allow_nohz); extern struct tick_sched *tick_get_tick_sched(int cpu); -extern void tick_check_idle(void); +extern void tick_irq_enter(void); extern int tick_oneshot_mode_active(void); # ifndef arch_needs_cpu # define arch_needs_cpu(cpu) (0) @@ -112,7 +112,7 @@ extern int tick_oneshot_mode_active(void); # else static inline void tick_clock_notify(void) { } static inline int tick_check_oneshot_change(int allow_nohz) { return 0; } -static inline void tick_check_idle(void) { } +static inline void tick_irq_enter(void) { } static inline int tick_oneshot_mode_active(void) { return 0; } # endif @@ -121,7 +121,7 @@ static inline void tick_init(void) { } static inline void tick_cancel_sched_timer(int cpu) { } static inline void tick_clock_notify(void) { } static inline int tick_check_oneshot_change(int allow_nohz) { return 0; } -static inline void tick_check_idle(void) { } +static inline void tick_irq_enter(void) { } static inline int tick_oneshot_mode_active(void) { return 0; } #endif /* !CONFIG_GENERIC_CLOCKEVENTS */ |