Revert "microblaze_mmu_v2: Update signal returning address"
[linux/fpc-iii.git] / kernel / trace / trace_stat.h
blob8f03914b9a6a6223622d15da4a3612f6e7e15ed3
1 #ifndef __TRACE_STAT_H
2 #define __TRACE_STAT_H
4 #include <linux/seq_file.h>
6 /*
7 * If you want to provide a stat file (one-shot statistics), fill
8 * an iterator with stat_start/stat_next and a stat_show callbacks.
9 * The others callbacks are optional.
11 struct tracer_stat {
12 /* The name of your stat file */
13 const char *name;
14 /* Iteration over statistic entries */
15 void *(*stat_start)(struct tracer_stat *trace);
16 void *(*stat_next)(void *prev, int idx);
17 /* Compare two entries for stats sorting */
18 int (*stat_cmp)(void *p1, void *p2);
19 /* Print a stat entry */
20 int (*stat_show)(struct seq_file *s, void *p);
21 /* Release an entry */
22 void (*stat_release)(void *stat);
23 /* Print the headers of your stat entries */
24 int (*stat_headers)(struct seq_file *s);
28 * Destroy or create a stat file
30 extern int register_stat_tracer(struct tracer_stat *trace);
31 extern void unregister_stat_tracer(struct tracer_stat *trace);
33 #endif /* __TRACE_STAT_H */