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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 | |
13 | int oprofile_setup(void); |
14 | void oprofile_shutdown(void); |
15 | |
16 | int oprofilefs_register(void); |
17 | void oprofilefs_unregister(void); |
18 | |
19 | int oprofile_start(void); |
20 | void oprofile_stop(void); |
21 | |
22 | struct oprofile_operations; |
23 | |
24 | extern unsigned long oprofile_buffer_size; |
25 | extern unsigned long oprofile_cpu_buffer_size; |
26 | extern unsigned long oprofile_buffer_watershed; |
27 | extern unsigned long oprofile_time_slice; |
28 | |
29 | extern struct oprofile_operations oprofile_ops; |
30 | extern unsigned long oprofile_started; |
31 | extern unsigned long oprofile_backtrace_depth; |
32 | |
33 | struct super_block; |
34 | struct dentry; |
35 | |
36 | void oprofile_create_files(struct super_block *sb, struct dentry *root); |
37 | int oprofile_timer_init(struct oprofile_operations *ops); |
38 | #ifdef CONFIG_OPROFILE_NMI_TIMER |
39 | int op_nmi_timer_init(struct oprofile_operations *ops); |
40 | #else |
41 | static inline int op_nmi_timer_init(struct oprofile_operations *ops) |
42 | { |
43 | return -ENODEV; |
44 | } |
45 | #endif |
46 | |
47 | |
48 | int oprofile_set_ulong(unsigned long *addr, unsigned long val); |
49 | int oprofile_set_timeout(unsigned long time); |
50 | |
51 | #endif /* OPROF_H */ |
52 |
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