jrecord_write
jrecord_write(&jrec, JTYPE_ASSOCIATE, 0);
jrecord_write(&jrec, JTYPE_DISASSOCIATE, 0);
jrecord_write(&jrec, JTYPE_DISASSOCIATE, 0);
jrec->parent = jrecord_write(jrec, rectype|JMASK_NESTED, 0);
jrecord_write(jrec, JLEAF_PAD|JMASK_LAST, 0);
jrecord_write(jrec, rectype, bytes);
jrecord_write(jrec, rectype, iov->iov_len);
jrecord_write(jrec, rectype, iov->iov_len);
jrecord_write(jrec, rectype, bytes);
struct journal_subrecord *jrecord_write(struct jrecord *jrec,