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63 lines
1.5 KiB
63 lines
1.5 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _BCACHE_STATS_H_ |
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#define _BCACHE_STATS_H_ |
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struct cache_stat_collector { |
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atomic_t cache_hits; |
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atomic_t cache_misses; |
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atomic_t cache_bypass_hits; |
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atomic_t cache_bypass_misses; |
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atomic_t cache_miss_collisions; |
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atomic_t sectors_bypassed; |
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}; |
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struct cache_stats { |
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struct kobject kobj; |
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unsigned long cache_hits; |
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unsigned long cache_misses; |
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unsigned long cache_bypass_hits; |
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unsigned long cache_bypass_misses; |
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unsigned long cache_readaheads; |
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unsigned long cache_miss_collisions; |
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unsigned long sectors_bypassed; |
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unsigned int rescale; |
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}; |
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struct cache_accounting { |
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struct closure cl; |
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struct timer_list timer; |
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atomic_t closing; |
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struct cache_stat_collector collector; |
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struct cache_stats total; |
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struct cache_stats five_minute; |
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struct cache_stats hour; |
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struct cache_stats day; |
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}; |
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struct cache_set; |
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struct cached_dev; |
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struct bcache_device; |
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void bch_cache_accounting_init(struct cache_accounting *acc, |
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struct closure *parent); |
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int bch_cache_accounting_add_kobjs(struct cache_accounting *acc, |
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struct kobject *parent); |
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void bch_cache_accounting_clear(struct cache_accounting *acc); |
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void bch_cache_accounting_destroy(struct cache_accounting *acc); |
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void bch_mark_cache_accounting(struct cache_set *c, struct bcache_device *d, |
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bool hit, bool bypass); |
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void bch_mark_cache_miss_collision(struct cache_set *c, |
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struct bcache_device *d); |
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void bch_mark_sectors_bypassed(struct cache_set *c, |
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struct cached_dev *dc, |
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int sectors); |
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#endif /* _BCACHE_STATS_H_ */
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