Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\trace.c Create Date:2022-07-28 12:03:34
Last Modify:2020-03-12 14:18:49 Copyright©Brick
home page Tree
Annotation kernel can get tool activityDownload SCCTChinese

Name:instance_mkdir

Proto:static int instance_mkdir(const char *name)

Type:int

Parameter:

TypeParameterName
const char *name
8540  mutex_lock( & event_mutex)
8541  mutex_lock( & race_types_lock is used to protect the trace_types list.)
8543  ret = -EEXIST
8545  If name && strcmp(name, name) == 0 Then Go to out_unlock
8549  tr = trace_array_create(name)
8551  ret = PTR_ERR_OR_ZERO(tr)
8553  out_unlock :
8554  mutex_unlock - release the mutex*@lock: the mutex to be released* Unlock a mutex that has been locked by this task previously.* This function must not be used in interrupt context. Unlocking* of a not locked mutex is not allowed.
8555  mutex_unlock - release the mutex*@lock: the mutex to be released* Unlock a mutex that has been locked by this task previously.* This function must not be used in interrupt context. Unlocking* of a not locked mutex is not allowed.
8556  Return ret