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4282d606 SRRH |
1 | /* |
2 | * tracefs.h - a pseudo file system for activating tracing | |
3 | * | |
4 | * Based on debugfs by: 2004 Greg Kroah-Hartman <greg@kroah.com> | |
5 | * | |
6 | * Copyright (C) 2014 Red Hat Inc, author: Steven Rostedt <srostedt@redhat.com> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License version | |
10 | * 2 as published by the Free Software Foundation. | |
11 | * | |
12 | * tracefs is the file system that is used by the tracing infrastructure. | |
13 | * | |
14 | */ | |
15 | ||
16 | #ifndef _TRACEFS_H_ | |
17 | #define _TRACEFS_H_ | |
18 | ||
19 | #include <linux/fs.h> | |
20 | #include <linux/seq_file.h> | |
21 | ||
22 | #include <linux/types.h> | |
23 | ||
24 | struct file_operations; | |
25 | ||
26 | #ifdef CONFIG_TRACING | |
27 | ||
28 | struct dentry *tracefs_create_file(const char *name, umode_t mode, | |
29 | struct dentry *parent, void *data, | |
30 | const struct file_operations *fops); | |
31 | ||
32 | struct dentry *tracefs_create_dir(const char *name, struct dentry *parent); | |
33 | ||
34 | void tracefs_remove(struct dentry *dentry); | |
35 | void tracefs_remove_recursive(struct dentry *dentry); | |
36 | ||
eae47358 SRRH |
37 | struct dentry *tracefs_create_instance_dir(const char *name, struct dentry *parent, |
38 | int (*mkdir)(const char *name), | |
39 | int (*rmdir)(const char *name)); | |
40 | ||
4282d606 SRRH |
41 | bool tracefs_initialized(void); |
42 | ||
43 | #endif /* CONFIG_TRACING */ | |
44 | ||
45 | #endif |