Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\trace.c Create Date:2022-07-28 11:58:43
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:trace_save_tgid

Proto:static int trace_save_tgid(struct task_struct *tsk)

Type:int

Parameter:

TypeParameterName
struct task_struct *tsk
2319  If Not process id Then Return 1
2322  If Value for the false possibility is greater at compile time(!tgid_map || process id > This controls the default maximum pid allocated to a process) Then Return 0
2325  tgid_map[process id] = thread group id
2326  Return 1
Caller
NameDescribe
tracing_record_taskinforacing_record_taskinfo - record the task info of a task*@task: task to record*@flags: TRACE_RECORD_CMDLINE for recording comm* TRACE_RECORD_TGID for recording tgid
tracing_record_taskinfo_sched_switchracing_record_taskinfo_sched_switch - record task info for sched_switch*@prev: previous task during sched_switch*@next: next task during sched_switch*@flags: TRACE_RECORD_CMDLINE for recording comm* TRACE_RECORD_TGID for recording tgid