Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\trace_event_perf.c Create Date:2022-07-28 12:23:28
Last Modify:2020-03-17 20:20:33 Copyright©Brick
home page Tree
Annotation kernel can get tool activityDownload SCCTChinese

Name:perf_trace_buf_update

Proto:void perf_trace_buf_update(void *record, u16 type)

Type:void

Parameter:

TypeParameterName
void *record
u16type
423  entry = record
424  pc = We mask the PREEMPT_NEED_RESCHED bit so as not to confuse all current users* that think a non-zero value indicates we cannot preempt.
427  local_save_flags(flags)
428  tracing_generic_entry_update(entry, type, flags, pc)