xref: /OK3568_Linux_fs/kernel/drivers/oprofile/oprofile_stats.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /**
2*4882a593Smuzhiyun  * @file oprofile_stats.h
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * @remark Copyright 2002 OProfile authors
5*4882a593Smuzhiyun  * @remark Read the file COPYING
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * @author John Levon
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef OPROFILE_STATS_H
11*4882a593Smuzhiyun #define OPROFILE_STATS_H
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #include <linux/atomic.h>
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun struct oprofile_stat_struct {
16*4882a593Smuzhiyun 	atomic_t sample_lost_no_mm;
17*4882a593Smuzhiyun 	atomic_t sample_lost_no_mapping;
18*4882a593Smuzhiyun 	atomic_t bt_lost_no_mapping;
19*4882a593Smuzhiyun 	atomic_t event_lost_overflow;
20*4882a593Smuzhiyun 	atomic_t multiplex_counter;
21*4882a593Smuzhiyun };
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun extern struct oprofile_stat_struct oprofile_stats;
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun /* reset all stats to zero */
26*4882a593Smuzhiyun void oprofile_reset_stats(void);
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun struct dentry;
29*4882a593Smuzhiyun 
30*4882a593Smuzhiyun /* create the stats/ dir */
31*4882a593Smuzhiyun void oprofile_create_stats_files(struct dentry *root);
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun #endif /* OPROFILE_STATS_H */
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