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