Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\trace_irqsoff.c Create Date:2022-07-28 12:09:14
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:irq_trace

Proto:static inline int irq_trace(void)

Type:int

Parameter:Nothing

57  Return trace_type & TRACER_IRQS_OFF && Some architectures don't define arch_irqs_disabled(), so even if either* definition would be fine we need to use different ones for the time being* to avoid build issues.()
Caller
NameDescribe
start_critical_timingsstart and stop critical timings used to for stoppage (in idle)
stop_critical_timings
tracer_hardirqs_onWe are only interested in hardirq on/off events:
tracer_hardirqs_off
tracer_preempt_on
tracer_preempt_off