函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\watchdog_hld.c Create Date:2022-07-27 12:50:28
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：hardlockup_detector_perf_stop - Globally stop watchdog events* Special interface for x86 to handle the perf HT bug.

函数原型：void __init hardlockup_detector_perf_stop(void)

返回类型：void

参数：无

250  lockdep_assert_cpus_held()
252  遍历在线CPU(cpu)
253  event等于per_cpu(watchdog_ev, cpu)
255  如果event则perf_event_disable(event)