git.sesse.net Git - bcachefs-tools-debian/blob - libbcache/stats.h

   1 #ifndef _BCACHE_STATS_H_
   2 #define _BCACHE_STATS_H_
   3
   4 #include "stats_types.h"
   5
   6 struct cache_set;
   7 struct cached_dev;
   8 struct bcache_device;
   9
  10 #ifndef NO_BCACHE_ACCOUNTING
  11
  12 void bch_cache_accounting_init(struct cache_accounting *, struct closure *);
  13 int bch_cache_accounting_add_kobjs(struct cache_accounting *, struct kobject *);
  14 void bch_cache_accounting_clear(struct cache_accounting *);
  15 void bch_cache_accounting_destroy(struct cache_accounting *);
  16
  17 #else
  18
  19 static inline void bch_cache_accounting_init(struct cache_accounting *acc,
  20                                              struct closure *cl) {}
  21 static inline int bch_cache_accounting_add_kobjs(struct cache_accounting *acc,
  22                                                  struct kobject *cl)
  23 {
  24         return 0;
  25 }
  26 static inline void bch_cache_accounting_clear(struct cache_accounting *acc) {}
  27 static inline void bch_cache_accounting_destroy(struct cache_accounting *acc) {}
  28
  29 #endif
  30
  31 static inline void mark_cache_stats(struct cache_stat_collector *stats,
  32                                     bool hit, bool bypass)
  33 {
  34         atomic_inc(&stats->cache_hit_array[!bypass][!hit]);
  35 }
  36
  37 static inline void bch_mark_cache_accounting(struct cache_set *c,
  38                                              struct cached_dev *dc,
  39                                              bool hit, bool bypass)
  40 {
  41         mark_cache_stats(&dc->accounting.collector, hit, bypass);
  42         mark_cache_stats(&c->accounting.collector, hit, bypass);
  43 }
  44
  45 static inline void bch_mark_sectors_bypassed(struct cache_set *c,
  46                                              struct cached_dev *dc,
  47                                              unsigned sectors)
  48 {
  49         atomic_add(sectors, &dc->accounting.collector.sectors_bypassed);
  50         atomic_add(sectors, &c->accounting.collector.sectors_bypassed);
  51 }
  52
  53 static inline void bch_mark_gc_write(struct cache_set *c, int sectors)
  54 {
  55         atomic_add(sectors, &c->accounting.collector.gc_write_sectors);
  56 }
  57
  58 static inline void bch_mark_foreground_write(struct cache_set *c, int sectors)
  59 {
  60         atomic_add(sectors, &c->accounting.collector.foreground_write_sectors);
  61 }
  62
  63 static inline void bch_mark_discard(struct cache_set *c, int sectors)
  64 {
  65         atomic_add(sectors, &c->accounting.collector.discard_sectors);
  66 }
  67
  68 #endif /* _BCACHE_STATS_H_ */