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 11:50:51
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：tick_suspend_broadcast

函数原型：void tick_suspend_broadcast(void)

返回类型：void

参数：无

472  raw_spin_lock_irqsave( & tick_broadcast_lock, flags)
474  bc等于evtdev
475  如果bc则lockevents_shutdown - shutdown the device and clear next_event*@dev: device to shutdown
478  raw_spin_unlock_irqrestore( & tick_broadcast_lock, flags)
调用者
名称描述
tick_suspendk_suspend - Suspend the tick and the broadcast device* Called from syscore_suspend() via timekeeping_suspend with only one* CPU online and interrupts disabled or from tick_unfreeze() under* tick_freeze_lock.* No locks required