函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\time\tick-broadcast.c Create Date:2022-07-27 11:50:45
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：Broadcast the event to the cpus, which are set in the mask (mangled).

函数原型：static bool tick_do_broadcast(struct cpumask *mask)

返回类型：bool

参数：

类型参数名称
struct cpumask *mask
266  cpu等于当前cpu ID()
268  bool local = false
273  如果测试CPU信息则
274  bc等于evtdev
276  清空CPU信息
289  local等于非features按位与CLOCK_EVT_FEAT_HRTIMER的值
292  如果非pumask_empty - *srcp == 0*@srcp: the cpumask to that all cpus < nr_cpu_ids are clear.则
299  td等于per_cpu(Tick devices, Uniprocessor. Assume all masks are "1". )
300  broadcast(mask)
302  返回:local
调用者
名称描述
tick_do_periodic_broadcastPeriodic broadcast:* - invoke the broadcast handlers