1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * tracefs.h - a pseudo file system for activating tracing
5 * Based on debugfs by: 2004 Greg Kroah-Hartman <greg@kroah.com>
7 * Copyright (C) 2014 Red Hat Inc, author: Steven Rostedt <srostedt@redhat.com>
9 * tracefs is the file system that is used by the tracing infrastructure.
16 #include <linux/seq_file.h>
18 #include <linux/types.h>
20 struct file_operations;
24 struct dentry *tracefs_create_file(const char *name, umode_t mode,
25 struct dentry *parent, void *data,
26 const struct file_operations *fops);
28 struct dentry *tracefs_create_dir(const char *name, struct dentry *parent);
30 void tracefs_remove(struct dentry *dentry);
32 struct dentry *tracefs_create_instance_dir(const char *name, struct dentry *parent,
33 int (*mkdir)(const char *name),
34 int (*rmdir)(const char *name));
36 bool tracefs_initialized(void);
38 #endif /* CONFIG_TRACING */