函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\time\clockevents.c Create Date:2022-07-27 11:49:44
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：lockevents_shutdown - shutdown the device and clear next_event*@dev: device to shutdown

函数原型：void clockevents_shutdown(struct clock_event_device *dev)

返回类型：void

参数：

类型参数名称
struct clock_event_device *dev
173  lockevents_switch_state - set the operating state of a clock event device*@dev: device to modify*@state: new state* Must be called with interrupts disabled !
174  next_event等于KTIME_MAX
调用者
名称描述
clockevents_exchange_devicelockevents_exchange_device - release and request clock devices*@old: device to release (can be NULL)*@new: device to request (can be NULL)* Called from various tick functions with clockevents_lock held and* interrupts disabled.
tick_check_new_deviceCheck, if the new registered device should be used. Called with* clockevents_lock held and interrupts disabled.
tick_suspend_localk_suspend_local - Suspend the local tick device* Called from the local cpu for freeze with interrupts disabled.* No locks required. Nothing can change the per cpu device.
tick_device_uses_broadcastCheck, if the device is disfunctional and a place holder, which* needs to be handled by the broadcast device.
tick_broadcast_controlk_broadcast_control - Enable/disable or force broadcast mode*@mode: The selected broadcast mode* Called when the system enters a state where affected tick devices* might stop. Note: TICK_BROADCAST_FORCE cannot be undone.
tick_suspend_broadcast