Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\trace.h Create Date:2022-07-28 11:51:47
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:latency_fsnotify

Proto:static inline void latency_fsnotify(struct trace_array *tr)

Type:void

Parameter:

TypeParameterName
struct trace_array *tr

NULL

Caller
NameDescribe
get_sampleget_sample - sample the CPU TSC and look for likely hardware latencies* Used to repeatedly capture the CPU TSC (or similar), looking for potential* hardware-induced latency. Called with interrupts disabled and with* hwlat_data.lock held.