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 13:06:23
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：Open and update trace_array ref count.* Must have the current trace_array passed to it.

函数原型：int tracing_open_generic_tr(struct inode *inode, struct file *filp)

返回类型：int

参数：

类型参数名称
struct inode *inode
struct file *filp
4279  tr等于s or device private pointer
4282  ret等于tracing_check_open_get_tr(tr)
4283  如果ret则返回:ret
4286  needed for tty driver, and maybe others 等于s or device private pointer
4288  返回:0
调用者
名称描述
system_tr_open