函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\time64.h Create Date:2022-07-27 06:38:30
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：sub = lhs - rhs, in normalized form

函数原型：static inline struct timespec64 timespec64_sub(struct timespec64 lhs, struct timespec64 rhs)

返回类型：struct timespec64

参数：

类型参数名称
struct timespec64lhs
struct timespec64rhs
87  set_normalized_timespec64( & ts_delta, seconds - seconds , nanoseconds - nanoseconds )
89  返回:ts_delta
调用者
名称描述
do_settimeofday64do_settimeofday64 - Sets the time of day.*@ts: pointer to the timespec64 variable containing the new time* Sets the time of day to the new time and update NTP and notify hrtimers
timekeeping_inject_offsetmekeeping_inject_offset - Adds or subtracts from the current time.*@tv: pointer to the timespec variable containing the offset* Adds or subtracts an offset value from the current time.
timekeeping_init初始化系统时钟计时
__timekeeping_inject_sleeptime__timekeeping_inject_sleeptime - Internal function to add sleep interval*@delta: pointer to a timespec delta value* Takes a timespec offset measuring a suspend interval and properly* adds the sleep offset to the timekeeping variables.
timekeeping_resumemekeeping_resume - Resumes the generic timekeeping subsystem.
timekeeping_suspend
accumulate_nsecs_to_secsaccumulate_nsecs_to_secs - Accumulates nsecs into secs* Helper function that accumulates the nsecs greater than a second* from the xtime_nsec field to the xtime_secs field.* It also calls into the NTP code to handle leapsecond processing.
select_estimate_accuracy
poll_select_finish