timekeeping.h 661 字节
Newer Older
1
/* SPDX-License-Identifier: GPL-2.0 */
2 3 4 5 6
#ifndef _KERNEL_TIME_TIMEKEEPING_H
#define _KERNEL_TIME_TIMEKEEPING_H
/*
 * Internal interfaces for kernel/time/
 */
7 8
extern ktime_t ktime_get_update_offsets_now(unsigned int *cwsseq,
					    ktime_t *offs_real,
9
					    ktime_t *offs_boot,
10
					    ktime_t *offs_tai);
11 12 13

extern int timekeeping_valid_for_hres(void);
extern u64 timekeeping_max_deferment(void);
14
extern void timekeeping_warp_clock(void);
15 16
extern int timekeeping_suspend(void);
extern void timekeeping_resume(void);
17

18 19 20 21 22 23 24
extern void do_timer(unsigned long ticks);
extern void update_wall_time(void);

extern seqlock_t jiffies_lock;

#define CS_NAME_LEN	32

25
#endif