Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\watchdog_hld.c Create Date:2022-07-28 11:45:49
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_restart - Globally restart watchdog events* Special interface for x86 to handle the perf HT bug.

Proto:void __init hardlockup_detector_perf_restart(void)

Type:void

Parameter:Nothing

269  lockdep_assert_cpus_held()
271  If Not (watchdog_enabled & NMI_WATCHDOG_ENABLED) Then Return
274  for_each_online_cpu(cpu)
275  event = per_cpu(watchdog_ev, cpu)
277  If event Then perf_event_enable(event)