/*
   *  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