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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
8b094cd0 TG |
2 | #ifndef _KERNEL_TIME_TIMEKEEPING_H |
3 | #define _KERNEL_TIME_TIMEKEEPING_H | |
4 | /* | |
5 | * Internal interfaces for kernel/time/ | |
6 | */ | |
868a3e91 TG |
7 | extern ktime_t ktime_get_update_offsets_now(unsigned int *cwsseq, |
8 | ktime_t *offs_real, | |
a3ed0e43 | 9 | ktime_t *offs_boot, |
868a3e91 | 10 | ktime_t *offs_tai); |
8b094cd0 TG |
11 | |
12 | extern int timekeeping_valid_for_hres(void); | |
13 | extern u64 timekeeping_max_deferment(void); | |
e0956dcc | 14 | extern void timekeeping_warp_clock(void); |
124cf911 RW |
15 | extern int timekeeping_suspend(void); |
16 | extern void timekeeping_resume(void); | |
3f2552f7 CAC |
17 | #ifdef CONFIG_GENERIC_SCHED_CLOCK |
18 | extern int sched_clock_suspend(void); | |
19 | extern void sched_clock_resume(void); | |
20 | #else | |
21 | static inline int sched_clock_suspend(void) { return 0; } | |
22 | static inline void sched_clock_resume(void) { } | |
23 | #endif | |
8b094cd0 | 24 | |
bfb83b27 TG |
25 | extern void do_timer(unsigned long ticks); |
26 | extern void update_wall_time(void); | |
27 | ||
e5d4d175 TG |
28 | extern raw_spinlock_t jiffies_lock; |
29 | extern seqcount_t jiffies_seq; | |
bfb83b27 TG |
30 | |
31 | #define CS_NAME_LEN 32 | |
32 | ||
8b094cd0 | 33 | #endif |