函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\time\timekeeping.c Create Date:2022-07-27 11:42:47
Last Modify:2020-03-12 14:18:49 Copyright©Brick
首页 函数Tree
注解内核,赢得工具下载SCCTEnglish

函数名称：更新 jiffies计数

函数原型：void do_timer(unsigned long ticks)

返回类型：void

参数：

类型参数名称
unsigned longticks
2196  imer_state - called when itimer is started or canceled*@which: name of the interval timer*@value: the itimers value, itimer is canceled if value->it_value is* zero, otherwise it is started*@expires: the itimers expiry time加等于ticks
2197  alc_load - update the avenrun load estimates 10 ticks after the* CPUs have updated calc_load_tasks.* Called from the global timer code.
调用者
名称描述
xtime_updatextime_update() - advances the timekeeping infrastructure*@ticks: number of ticks, that have elapsed since the last call.* Must be called with interrupts disabled.
tick_periodic时钟中断处理