Merge tag 'for-4.17/dm-changes' of git://git.kernel.org/pub/scm/linux/kernel/git...
[linux-2.6-microblaze.git] / kernel / time / timekeeping.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _KERNEL_TIME_TIMEKEEPING_H
3 #define _KERNEL_TIME_TIMEKEEPING_H
4 /*
5  * Internal interfaces for kernel/time/
6  */
7 extern ktime_t ktime_get_update_offsets_now(unsigned int *cwsseq,
8                                             ktime_t *offs_real,
9                                             ktime_t *offs_tai);
10
11 extern int timekeeping_valid_for_hres(void);
12 extern u64 timekeeping_max_deferment(void);
13 extern void timekeeping_warp_clock(void);
14 extern int timekeeping_suspend(void);
15 extern void timekeeping_resume(void);
16
17 extern void do_timer(unsigned long ticks);
18 extern void update_wall_time(void);
19
20 extern seqlock_t jiffies_lock;
21
22 #define CS_NAME_LEN     32
23
24 #endif