函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\time\sched_clock.c Create Date:2022-07-27 11:51:16
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：Updating the data required to read the clock

函数原型：static void update_clock_read_data(struct clock_read_data *rd)

返回类型：void

参数：

类型参数名称
struct clock_read_data *rd
127  read_data[1]等于rd
130  aw_write_seqcount_latch - redirect readers to even/odd copy*@s: pointer to seqcount_t* The latch technique is a multiversion concurrency control method that allows* queries during non-atomic modifications. If you can guarantee queries never
133  read_data[0]等于rd
136  aw_write_seqcount_latch - redirect readers to even/odd copy*@s: pointer to seqcount_t* The latch technique is a multiversion concurrency control method that allows* queries during non-atomic modifications. If you can guarantee queries never
调用者
名称描述
update_sched_clockAtomically update the sched_clock() epoch.
sched_clock_register