mirror of https://gitee.com/openkylin/linux.git
46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
/*
|
|
* tracefs.h - a pseudo file system for activating tracing
|
|
*
|
|
* Based on debugfs by: 2004 Greg Kroah-Hartman <greg@kroah.com>
|
|
*
|
|
* Copyright (C) 2014 Red Hat Inc, author: Steven Rostedt <srostedt@redhat.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License version
|
|
* 2 as published by the Free Software Foundation.
|
|
*
|
|
* tracefs is the file system that is used by the tracing infrastructure.
|
|
*
|
|
*/
|
|
|
|
#ifndef _TRACEFS_H_
|
|
#define _TRACEFS_H_
|
|
|
|
#include <linux/fs.h>
|
|
#include <linux/seq_file.h>
|
|
|
|
#include <linux/types.h>
|
|
|
|
struct file_operations;
|
|
|
|
#ifdef CONFIG_TRACING
|
|
|
|
struct dentry *tracefs_create_file(const char *name, umode_t mode,
|
|
struct dentry *parent, void *data,
|
|
const struct file_operations *fops);
|
|
|
|
struct dentry *tracefs_create_dir(const char *name, struct dentry *parent);
|
|
|
|
void tracefs_remove(struct dentry *dentry);
|
|
void tracefs_remove_recursive(struct dentry *dentry);
|
|
|
|
struct dentry *tracefs_create_instance_dir(const char *name, struct dentry *parent,
|
|
int (*mkdir)(const char *name),
|
|
int (*rmdir)(const char *name));
|
|
|
|
bool tracefs_initialized(void);
|
|
|
|
#endif /* CONFIG_TRACING */
|
|
|
|
#endif
|