函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\trace_events.c Create Date:2022-07-27 13:27:10
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:ftrace_event_open

函数原型:static int ftrace_event_open(struct inode *inode, struct file *file, const struct seq_operations *seq_ops)

返回类型:int

参数:

类型参数名称
struct inode *inode
struct file *file
const struct seq_operations *seq_ops
1793  ret等于security_locked_down(LOCKDOWN_TRACEFS)
1794  如果ret则返回:ret
1797  ret等于seq_open(file, seq_ops)
1798  如果ret小于0则返回:ret
1800  m等于 needed for tty driver, and maybe others
1802  private等于s or device private pointer
1804  返回:ret
调用者
名称描述
ftrace_event_avail_open
ftrace_event_set_open
ftrace_event_set_pid_open