Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\watchdog_hld.c Create Date:2022-07-28 11:45:47
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:hardlockup_detector_perf_disable - Disable the local event

Proto:void hardlockup_detector_perf_disable(void)

Type:void

Parameter:Nothing

207  event = Operations with implied preemption/interrupt protection. These* operations can be used without worrying about preemption or interrupt.(watchdog_ev)
209  If event Then
210  perf_event_disable(event)
211  this_cpu_write(watchdog_ev, NULL)
212  this_cpu_write(dead_event, event)
213  pumask_set_cpu - set a cpu in a cpumask*@cpu: cpu number (< nr_cpu_ids)*@dstp: the cpumask pointer
214  atomic_dec( & watchdog_cpus)