Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\trace_events.c Create Date:2022-07-28 12:18:56
Last Modify:2020-03-12 14:18:49 Copyright©Brick
home page Tree
Annotation kernel can get tool activityDownload SCCTChinese

Name:event_filter_pid_sched_switch_probe_pre

Proto:static void event_filter_pid_sched_switch_probe_pre(void *data, bool preempt, struct task_struct *prev, struct task_struct *next)

Type:void

Parameter:

TypeParameterName
void *data
boolpreempt
struct task_struct *prev
struct task_struct *next
544  tr = data
547  pid_list = fetch RCU-sched-protected pointer for dereferencing(filtered_pids)
549  this_cpu_write(ignore_pid, race_ignore_this_task - should a task be ignored for tracing*@filtered_pids: The list of pids to check*@task: The task that should be ignored if not filtered* Checks if @task should be traced or not from @filtered_pids. && race_ignore_this_task - should a task be ignored for tracing*@filtered_pids: The list of pids to check*@task: The task that should be ignored if not filtered* Checks if @task should be traced or not from @filtered_pids.)