函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\watchdog.c Create Date:2022-07-27 12:50:07
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：lockup_detector_cleanup - Cleanup after cpu hotplug or sysctl changes* Caller must not hold the cpu hotplug rwsem.

函数原型：void lockup_detector_cleanup(void)

返回类型：void

参数：无

644  mutex_lock( & watchdog_mutex)
645  __lockup_detector_cleanup()
646  mutex_unlock - release the mutex*@lock: the mutex to be released* Unlock a mutex that has been locked by this task previously.* This function must not be used in interrupt context. Unlocking* of a not locked mutex is not allowed.