| #ifndef _STATISTICS_H |
| #define _STATISTICS_H |
| |
| struct counter { |
| struct llist_head list; |
| const char *name; |
| const char *description; |
| unsigned long value; |
| }; |
| |
| static inline void counter_inc(struct counter *ctr) |
| { |
| ctr->value++; |
| } |
| |
| static inline unsigned long counter_get(struct counter *ctr) |
| { |
| return ctr->value; |
| } |
| |
| static inline void counter_reset(struct counter *ctr) |
| { |
| ctr->value = 0; |
| } |
| |
| struct counter *counter_alloc(const char *name); |
| void counter_free(struct counter *ctr); |
| |
| int counters_for_each(int (*handle_counter)(struct counter *, void *), void *data); |
| |
| #endif /* _STATISTICS_H */ |