Symbol: DN_ZERO_BONUSLEN
usr/src/uts/common/fs/zfs/dnode.c
394
dn->dn_next_bonuslen[tx->tx_txg & TXG_MASK] = DN_ZERO_BONUSLEN;
usr/src/uts/common/fs/zfs/dnode_sync.c
706
if (dn->dn_next_bonuslen[txgoff] == DN_ZERO_BONUSLEN)