Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\trace.c Create Date:2022-07-28 11:58:01
Last Modify:2020-03-12 14:18:49 Copyright©Brick
home page Tree
Annotation kernel can get tool activityDownload SCCTChinese

Name:buffer_ftrace_now

Proto:static u64 buffer_ftrace_now(struct trace_buffer *buf, int cpu)

Type:u64

Parameter:

TypeParameterName
struct trace_buffer *buf
intcpu
611  If Not buffer Then Return race_clock_local(): the simplest and least coherent tracing clock.* Useful for tracing that does not cross to other CPUs nor* does it go through idle events.
614  ts = ring_buffer_time_stamp(buffer, cpu)
615  ring_buffer_normalize_time_stamp(buffer, cpu, & ts)
617  Return ts
Caller
NameDescribe
ftrace_now
tracing_reset_online_cpus