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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/**
2 * @file oprofile_stats.h
3 *
4 * @remark Copyright 2002 OProfile authors
5 * @remark Read the file COPYING
6 *
7 * @author John Levon
8 */
9
10#ifndef OPROFILE_STATS_H
11#define OPROFILE_STATS_H
12
13#include <asm/atomic.h>
Robert Richter6a180372008-10-16 15:01:40 +020014
Linus Torvalds1da177e2005-04-16 15:20:36 -070015struct oprofile_stat_struct {
16 atomic_t sample_lost_no_mm;
17 atomic_t sample_lost_no_mapping;
18 atomic_t bt_lost_no_mapping;
19 atomic_t event_lost_overflow;
Robert Richter1b294f52009-07-09 14:56:25 +020020 atomic_t multiplex_counter;
Linus Torvalds1da177e2005-04-16 15:20:36 -070021};
22
23extern struct oprofile_stat_struct oprofile_stats;
Robert Richter6a180372008-10-16 15:01:40 +020024
Linus Torvalds1da177e2005-04-16 15:20:36 -070025/* reset all stats to zero */
26void oprofile_reset_stats(void);
Robert Richter6a180372008-10-16 15:01:40 +020027
Linus Torvalds1da177e2005-04-16 15:20:36 -070028struct super_block;
29struct dentry;
Robert Richter6a180372008-10-16 15:01:40 +020030
Linus Torvalds1da177e2005-04-16 15:20:36 -070031/* create the stats/ dir */
Robert Richter25ad29132008-09-05 17:12:36 +020032void oprofile_create_stats_files(struct super_block *sb, struct dentry *root);
Linus Torvalds1da177e2005-04-16 15:20:36 -070033
34#endif /* OPROFILE_STATS_H */