1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _BCACHE_STATS_H_
 3#define _BCACHE_STATS_H_
 4
 5struct cache_stat_collector {
 6	atomic_t cache_hits;
 7	atomic_t cache_misses;
 8	atomic_t cache_bypass_hits;
 9	atomic_t cache_bypass_misses;
10	atomic_t cache_miss_collisions;
11	atomic_t sectors_bypassed;
12};
13
14struct cache_stats {
15	struct kobject		kobj;
16
17	unsigned long cache_hits;
18	unsigned long cache_misses;
19	unsigned long cache_bypass_hits;
20	unsigned long cache_bypass_misses;
21	unsigned long cache_readaheads;
22	unsigned long cache_miss_collisions;
23	unsigned long sectors_bypassed;
24
25	unsigned int		rescale;
26};
27
28struct cache_accounting {
29	struct closure		cl;
30	struct timer_list	timer;
31	atomic_t		closing;
32
33	struct cache_stat_collector collector;
34
35	struct cache_stats total;
36	struct cache_stats five_minute;
37	struct cache_stats hour;
38	struct cache_stats day;
39};
40
41struct cache_set;
42struct cached_dev;
43struct bcache_device;
44
45void bch_cache_accounting_init(struct cache_accounting *acc,
46			       struct closure *parent);
47
48int bch_cache_accounting_add_kobjs(struct cache_accounting *acc,
49				   struct kobject *parent);
50
51void bch_cache_accounting_clear(struct cache_accounting *acc);
52
53void bch_cache_accounting_destroy(struct cache_accounting *acc);
54
55void bch_mark_cache_accounting(struct cache_set *c, struct bcache_device *d,
56			       bool hit, bool bypass);
 
57void bch_mark_cache_miss_collision(struct cache_set *c,
58				   struct bcache_device *d);
59void bch_mark_sectors_bypassed(struct cache_set *c,
60			       struct cached_dev *dc,
61			       int sectors);
62
63#endif /* _BCACHE_STATS_H_ */

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _BCACHE_STATS_H_
 3#define _BCACHE_STATS_H_
 4
 5struct cache_stat_collector {
 6	atomic_t cache_hits;
 7	atomic_t cache_misses;
 8	atomic_t cache_bypass_hits;
 9	atomic_t cache_bypass_misses;
10	atomic_t cache_miss_collisions;
11	atomic_t sectors_bypassed;
12};
13
14struct cache_stats {
15	struct kobject		kobj;
16
17	unsigned long cache_hits;
18	unsigned long cache_misses;
19	unsigned long cache_bypass_hits;
20	unsigned long cache_bypass_misses;
21	unsigned long cache_readaheads;
22	unsigned long cache_miss_collisions;
23	unsigned long sectors_bypassed;
24
25	unsigned int		rescale;
26};
27
28struct cache_accounting {
29	struct closure		cl;
30	struct timer_list	timer;
31	atomic_t		closing;
32
33	struct cache_stat_collector collector;
34
35	struct cache_stats total;
36	struct cache_stats five_minute;
37	struct cache_stats hour;
38	struct cache_stats day;
39};
40
41struct cache_set;
42struct cached_dev;
43struct bcache_device;
44
45void bch_cache_accounting_init(struct cache_accounting *acc,
46			       struct closure *parent);
47
48int bch_cache_accounting_add_kobjs(struct cache_accounting *acc,
49				   struct kobject *parent);
50
51void bch_cache_accounting_clear(struct cache_accounting *acc);
52
53void bch_cache_accounting_destroy(struct cache_accounting *acc);
54
55void bch_mark_cache_accounting(struct cache_set *c, struct bcache_device *d,
56			       bool hit, bool bypass);
57void bch_mark_cache_readahead(struct cache_set *c, struct bcache_device *d);
58void bch_mark_cache_miss_collision(struct cache_set *c,
59				   struct bcache_device *d);
60void bch_mark_sectors_bypassed(struct cache_set *c,
61			       struct cached_dev *dc,
62			       int sectors);
63
64#endif /* _BCACHE_STATS_H_ */