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34 lines
983 B
34 lines
983 B
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _KERNEL_TIME_TIMEKEEPING_H |
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#define _KERNEL_TIME_TIMEKEEPING_H |
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/* |
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* Internal interfaces for kernel/time/ |
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*/ |
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extern ktime_t ktime_get_update_offsets_now(unsigned int *cwsseq, |
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ktime_t *offs_real, |
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ktime_t *offs_boot, |
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ktime_t *offs_tai); |
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extern int timekeeping_valid_for_hres(void); |
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extern u64 timekeeping_max_deferment(void); |
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extern void timekeeping_warp_clock(void); |
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extern int timekeeping_suspend(void); |
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extern void timekeeping_resume(void); |
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#ifdef CONFIG_GENERIC_SCHED_CLOCK |
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extern int sched_clock_suspend(void); |
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extern void sched_clock_resume(void); |
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#else |
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static inline int sched_clock_suspend(void) { return 0; } |
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static inline void sched_clock_resume(void) { } |
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#endif |
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extern void update_process_times(int user); |
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extern void do_timer(unsigned long ticks); |
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extern void update_wall_time(void); |
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extern raw_spinlock_t jiffies_lock; |
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extern seqcount_raw_spinlock_t jiffies_seq; |
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#define CS_NAME_LEN 32 |
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#endif
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