uint64_t dbuf_whichblock(struct dnode *di, uint64_t offset);
-dmu_buf_impl_t *dbuf_create_tlib(struct dnode *dn, char *data);
void dbuf_create_bonus(struct dnode *dn);
int dbuf_spill_set_blksz(dmu_buf_t *db, uint64_t blksz, dmu_tx_t *tx);
-void dbuf_spill_hold(struct dnode *dn, dmu_buf_impl_t **dbp, void *tag);
void dbuf_rm_spill(struct dnode *dn, dmu_tx_t *tx);
void dbuf_clear(dmu_buf_impl_t *db);
void dbuf_evict(dmu_buf_impl_t *db);
-void dbuf_setdirty(dmu_buf_impl_t *db, dmu_tx_t *tx);
void dbuf_unoverride(dbuf_dirty_record_t *dr);
void dbuf_sync_list(list_t *list, dmu_tx_t *tx);
void dbuf_release_bp(dmu_buf_impl_t *db);