15 static inline size_t 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 size_t sector_to_bucket_and_offset(const struct bch_dev *ca, sector_t s,  in sector_to_bucket_and_offset()  argument
36 	return div_u64_rem(s, ca->mi.bucket_size, offset);  in sector_to_bucket_and_offset()
84 static inline struct bucket_array *gc_bucket_array(struct bch_dev *ca)  in gc_bucket_array()  argument
86 	return rcu_dereference_check(ca->buckets_gc,  in gc_bucket_array()
87 				     !ca->fs ||  in gc_bucket_array()
88 				     percpu_rwsem_is_held(&ca->fs->mark_lock) ||  in gc_bucket_array()
89 				     lockdep_is_held(&ca->fs->gc_lock) ||  in gc_bucket_array()
90 				     lockdep_is_held(&ca->bucket_lock));  in gc_bucket_array()
93 static inline struct bucket *gc_bucket(struct bch_dev *ca, size_t b)  in gc_bucket()  argument
95 	struct bucket_array *buckets = gc_bucket_array(ca);  in gc_bucket()
101 static inline struct bucket_gens *bucket_gens(struct bch_dev *ca)  in bucket_gens()  argument
103 	return rcu_dereference_check(ca->bucket_gens,  in bucket_gens()
104 				     !ca->fs ||  in bucket_gens()
105 				     percpu_rwsem_is_held(&ca->fs->mark_lock) ||  in bucket_gens()
106 				     lockdep_is_held(&ca->fs->gc_lock) ||  in bucket_gens()
107 				     lockdep_is_held(&ca->bucket_lock));  in bucket_gens()
110 static inline u8 *bucket_gen(struct bch_dev *ca, size_t b)  in bucket_gen()  argument
112 	struct bucket_gens *gens = bucket_gens(ca);  in bucket_gen()
118 static inline size_t PTR_BUCKET_NR(const struct bch_dev *ca,  in PTR_BUCKET_NR()  argument
121 	return sector_to_bucket(ca, ptr->offset);  in PTR_BUCKET_NR()
127 	struct bch_dev *ca = bch_dev_bkey_exists(c, ptr->dev);  in PTR_BUCKET_POS()  local
129 	return POS(ptr->dev, PTR_BUCKET_NR(ca, ptr));  in PTR_BUCKET_POS()
136 	struct bch_dev *ca = bch_dev_bkey_exists(c, ptr->dev);  in PTR_BUCKET_POS_OFFSET()  local
138 	return POS(ptr->dev, sector_to_bucket_and_offset(ca, ptr->offset, bucket_offset));  in PTR_BUCKET_POS_OFFSET()
141 static inline struct bucket *PTR_GC_BUCKET(struct bch_dev *ca,  in PTR_GC_BUCKET()  argument
144 	return gc_bucket(ca, PTR_BUCKET_NR(ca, ptr));  in PTR_GC_BUCKET()
182 static inline u8 ptr_stale(struct bch_dev *ca,  in ptr_stale()  argument
188 	ret = gen_after(*bucket_gen(ca, PTR_BUCKET_NR(ca, ptr)), ptr->gen);  in ptr_stale()
197 static inline struct bch_dev_usage bch2_dev_usage_read(struct bch_dev *ca)  in bch2_dev_usage_read()  argument
201 	bch2_dev_usage_read_fast(ca, &ret);  in bch2_dev_usage_read()
208 static inline u64 bch2_dev_buckets_reserved(struct bch_dev *ca, enum bch_watermark watermark)  in bch2_dev_buckets_reserved()  argument
216 		reserved += ca->mi.nbuckets >> 6;  in bch2_dev_buckets_reserved()
219 		reserved += ca->mi.nbuckets >> 6;  in bch2_dev_buckets_reserved()
222 		reserved += ca->nr_btree_reserve;  in bch2_dev_buckets_reserved()
225 		reserved += ca->nr_btree_reserve;  in bch2_dev_buckets_reserved()
235 static inline u64 dev_buckets_free(struct bch_dev *ca,  in dev_buckets_free()  argument
241 		     ca->nr_open_buckets -  in dev_buckets_free()
242 		     bch2_dev_buckets_reserved(ca, watermark));  in dev_buckets_free()
245 static inline u64 __dev_buckets_available(struct bch_dev *ca,  in __dev_buckets_available()  argument
254 		     - ca->nr_open_buckets  in __dev_buckets_available()
255 		     - bch2_dev_buckets_reserved(ca, watermark));  in __dev_buckets_available()
258 static inline u64 dev_buckets_available(struct bch_dev *ca,  in dev_buckets_available()  argument
261 	return __dev_buckets_available(ca, bch2_dev_usage_read(ca), watermark);  in dev_buckets_available()
369 static inline bool is_superblock_bucket(struct bch_dev *ca, u64 b)  in is_superblock_bucket()  argument
371 	struct bch_sb_layout *layout = &ca->disk_sb.sb->layout;  in is_superblock_bucket()
372 	u64 b_offset	= bucket_to_sector(ca, b);  in is_superblock_bucket()
373 	u64 b_end	= bucket_to_sector(ca, b + 1);  in is_superblock_bucket()