15 static inline u64 sector_to_bucket(const struct bch_dev *ca, sector_t s)  in sector_to_bucket()  argument
17 	return div_u64(s, ca->mi.bucket_size);  in sector_to_bucket()
20 static inline sector_t bucket_to_sector(const struct bch_dev *ca, size_t b)  in bucket_to_sector()  argument
22 	return ((sector_t) b) * ca->mi.bucket_size;  in bucket_to_sector()
25 static inline sector_t bucket_remainder(const struct bch_dev *ca, sector_t s)  in bucket_remainder()  argument
29 	div_u64_rem(s, ca->mi.bucket_size, &remainder);  in bucket_remainder()
33 static inline u64 sector_to_bucket_and_offset(const struct bch_dev *ca, sector_t s, u32 *offset)  in sector_to_bucket_and_offset()  argument
35 	return div_u64_rem(s, ca->mi.bucket_size, offset);  in sector_to_bucket_and_offset()
83 static inline struct bucket *gc_bucket(struct bch_dev *ca, size_t b)  in gc_bucket()  argument
85 	return bucket_valid(ca, b)  in gc_bucket()
86 		? genradix_ptr(&ca->buckets_gc, b)  in gc_bucket()
90 static inline struct bucket_gens *bucket_gens(struct bch_dev *ca)  in bucket_gens()  argument
92 	return rcu_dereference_check(ca->bucket_gens,  in bucket_gens()
93 				     lockdep_is_held(&ca->fs->state_lock));  in bucket_gens()
96 static inline u8 *bucket_gen(struct bch_dev *ca, size_t b)  in bucket_gen()  argument
98 	struct bucket_gens *gens = bucket_gens(ca);  in bucket_gen()
105 static inline int bucket_gen_get_rcu(struct bch_dev *ca, size_t b)  in bucket_gen_get_rcu()  argument
107 	u8 *gen = bucket_gen(ca, b);  in bucket_gen_get_rcu()
111 static inline int bucket_gen_get(struct bch_dev *ca, size_t b)  in bucket_gen_get()  argument
114 	int ret = bucket_gen_get_rcu(ca, b);  in bucket_gen_get()
119 static inline size_t PTR_BUCKET_NR(const struct bch_dev *ca,  in PTR_BUCKET_NR()  argument
122 	return sector_to_bucket(ca, ptr->offset);  in PTR_BUCKET_NR()
125 static inline struct bpos PTR_BUCKET_POS(const struct bch_dev *ca,  in PTR_BUCKET_POS()  argument
128 	return POS(ptr->dev, PTR_BUCKET_NR(ca, ptr));  in PTR_BUCKET_POS()
131 static inline struct bpos PTR_BUCKET_POS_OFFSET(const struct bch_dev *ca,  in PTR_BUCKET_POS_OFFSET()  argument
135 	return POS(ptr->dev, sector_to_bucket_and_offset(ca, ptr->offset, bucket_offset));  in PTR_BUCKET_POS_OFFSET()
138 static inline struct bucket *PTR_GC_BUCKET(struct bch_dev *ca,  in PTR_GC_BUCKET()  argument
141 	return gc_bucket(ca, PTR_BUCKET_NR(ca, ptr));  in PTR_GC_BUCKET()
175 static inline int dev_ptr_stale_rcu(struct bch_dev *ca, const struct bch_extent_ptr *ptr)  in dev_ptr_stale_rcu()  argument
177 	int gen = bucket_gen_get_rcu(ca, PTR_BUCKET_NR(ca, ptr));  in dev_ptr_stale_rcu()
185 static inline int dev_ptr_stale(struct bch_dev *ca, const struct bch_extent_ptr *ptr)  in dev_ptr_stale()  argument
188 	int ret = dev_ptr_stale_rcu(ca, ptr);  in dev_ptr_stale()
196 static inline struct bch_dev_usage bch2_dev_usage_read(struct bch_dev *ca)  in bch2_dev_usage_read()  argument
200 	bch2_dev_usage_read_fast(ca, &ret);  in bch2_dev_usage_read()
206 static inline u64 bch2_dev_buckets_reserved(struct bch_dev *ca, enum bch_watermark watermark)  in bch2_dev_buckets_reserved()  argument
214 		reserved += ca->mi.nbuckets >> 6;  in bch2_dev_buckets_reserved()
217 		reserved += ca->mi.nbuckets >> 6;  in bch2_dev_buckets_reserved()
220 		reserved += ca->nr_btree_reserve;  in bch2_dev_buckets_reserved()
223 		reserved += ca->nr_btree_reserve;  in bch2_dev_buckets_reserved()
234 static inline u64 dev_buckets_free(struct bch_dev *ca,  in dev_buckets_free()  argument
240 		     ca->nr_open_buckets -  in dev_buckets_free()
241 		     bch2_dev_buckets_reserved(ca, watermark));  in dev_buckets_free()
244 static inline u64 __dev_buckets_available(struct bch_dev *ca,  in __dev_buckets_available()  argument
253 		     - ca->nr_open_buckets  in __dev_buckets_available()
254 		     - bch2_dev_buckets_reserved(ca, watermark));  in __dev_buckets_available()
257 static inline u64 dev_buckets_available(struct bch_dev *ca,  in dev_buckets_available()  argument
260 	return __dev_buckets_available(ca, bch2_dev_usage_read(ca), watermark);  in dev_buckets_available()