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 11:50:53
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：tick_resume_broadcast

函数原型：void tick_resume_broadcast(void)

返回类型：void

参数：无

502  raw_spin_lock_irqsave( & tick_broadcast_lock, flags)
504  bc等于evtdev
506  如果bc则
507  lockevents_tick_resume - Resume the tick device before using it again*@dev: device to resume
510  当:mode恒等于TICKDEV_MODE_PERIODIC
511  如果非pumask_empty - *srcp == 0*@srcp: the cpumask to that all cpus < nr_cpu_ids are clear.则Start the device in periodic mode
513  退出
514  当:mode恒等于TICKDEV_MODE_ONESHOT
515  如果非pumask_empty - *srcp == 0*@srcp: the cpumask to that all cpus < nr_cpu_ids are clear.则tick_resume_broadcast_oneshot(bc)
517  退出
520  raw_spin_unlock_irqrestore( & tick_broadcast_lock, flags)
调用者
名称描述
tick_resumek_resume - Resume the tick and the broadcast device* Called from syscore_resume() via timekeeping_resume with only one* CPU online and interrupts disabled.* No locks required. Nothing can change the per cpu device.