|  | /** | 
|  | * @file oprof.h | 
|  | * | 
|  | * @remark Copyright 2002 OProfile authors | 
|  | * @remark Read the file COPYING | 
|  | * | 
|  | * @author John Levon <levon@movementarian.org> | 
|  | */ | 
|  |  | 
|  | #ifndef OPROF_H | 
|  | #define OPROF_H | 
|  |  | 
|  | int oprofile_setup(void); | 
|  | void oprofile_shutdown(void); | 
|  |  | 
|  | int oprofilefs_register(void); | 
|  | void oprofilefs_unregister(void); | 
|  |  | 
|  | int oprofile_start(void); | 
|  | void oprofile_stop(void); | 
|  |  | 
|  | struct oprofile_operations; | 
|  |  | 
|  | extern unsigned long oprofile_buffer_size; | 
|  | extern unsigned long oprofile_cpu_buffer_size; | 
|  | extern unsigned long oprofile_buffer_watershed; | 
|  | extern unsigned long oprofile_time_slice; | 
|  |  | 
|  | extern struct oprofile_operations oprofile_ops; | 
|  | extern unsigned long oprofile_started; | 
|  | extern unsigned long oprofile_backtrace_depth; | 
|  |  | 
|  | struct dentry; | 
|  |  | 
|  | void oprofile_create_files(struct dentry *root); | 
|  | int oprofile_timer_init(struct oprofile_operations *ops); | 
|  | #ifdef CONFIG_OPROFILE_NMI_TIMER | 
|  | int op_nmi_timer_init(struct oprofile_operations *ops); | 
|  | #else | 
|  | static inline int op_nmi_timer_init(struct oprofile_operations *ops) | 
|  | { | 
|  | return -ENODEV; | 
|  | } | 
|  | #endif | 
|  |  | 
|  |  | 
|  | int oprofile_set_ulong(unsigned long *addr, unsigned long val); | 
|  | int oprofile_set_timeout(unsigned long time); | 
|  |  | 
|  | #endif /* OPROF_H */ |