oprofile: select RING_BUFFER
[linux-2.6-block.git] / drivers / oprofile / oprof.h
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1/**
2 * @file oprof.h
3 *
4 * @remark Copyright 2002 OProfile authors
5 * @remark Read the file COPYING
6 *
7 * @author John Levon <levon@movementarian.org>
8 */
9
10#ifndef OPROF_H
11#define OPROF_H
12
13int oprofile_setup(void);
6a18037d 14void oprofile_shutdown(void);
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15
16int oprofilefs_register(void);
17void oprofilefs_unregister(void);
18
19int oprofile_start(void);
20void oprofile_stop(void);
21
22struct oprofile_operations;
6a18037d 23
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24extern unsigned long fs_buffer_size;
25extern unsigned long fs_cpu_buffer_size;
26extern unsigned long fs_buffer_watershed;
27extern struct oprofile_operations oprofile_ops;
28extern unsigned long oprofile_started;
29extern unsigned long backtrace_depth;
6a18037d 30
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31struct super_block;
32struct dentry;
33
25ad2913
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34void oprofile_create_files(struct super_block *sb, struct dentry *root);
35void oprofile_timer_init(struct oprofile_operations *ops);
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36
37int oprofile_set_backtrace(unsigned long depth);
6a18037d 38
1da177e4 39#endif /* OPROF_H */