函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\trace.c Create Date:2022-07-27 13:08:36
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：tracing_clock_open

函数原型：static int tracing_clock_open(struct inode *inode, struct file *file)

返回类型：int

参数：

类型参数名称
struct inode *inode
struct file *file
6688  tr等于s or device private pointer
6691  ret等于tracing_check_open_get_tr(tr)
6692  如果ret则返回:ret
6695  ret等于single_open(file, tracing_clock_show, s or device private pointer )
6696  如果ret小于0则race_array_put - Decrement the reference counter for this trace array.* NOTE: Use this when we no longer need the trace array returned by* trace_array_get_by_name(). This ensures the trace array can be later* destroyed.
6699  返回:ret