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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 dentry; | |
34 | ||
35 | void oprofile_create_files(struct dentry *root); | |
36 | int oprofile_timer_init(struct oprofile_operations *ops); | |
37 | #ifdef CONFIG_OPROFILE_NMI_TIMER | |
38 | int op_nmi_timer_init(struct oprofile_operations *ops); | |
39 | #else | |
40 | static inline int op_nmi_timer_init(struct oprofile_operations *ops) | |
41 | { | |
42 | return -ENODEV; | |
43 | } | |
44 | #endif | |
45 | ||
46 | ||
47 | int oprofile_set_ulong(unsigned long *addr, unsigned long val); | |
48 | int oprofile_set_timeout(unsigned long time); | |
49 | ||
50 | #endif /* OPROF_H */ |