Lines Matching defs:mdn
1280 dnode_t *mdn, *dn;
1329 mdn = DMU_META_DNODE(os);
1330 ASSERT(mdn->dn_object == DMU_META_DNODE_OBJECT);
1332 DNODE_VERIFY(mdn);
1334 if (!RW_WRITE_HELD(&mdn->dn_struct_rwlock)) {
1335 rw_enter(&mdn->dn_struct_rwlock, RW_READER);
1339 blk = dbuf_whichblock(mdn, 0, object * sizeof (dnode_phys_t));
1340 db = dbuf_hold(mdn, blk, FTAG);
1342 rw_exit(&mdn->dn_struct_rwlock);
2500 * dnode_next_offset(mdn, flags, offset, 0, DNODES_PER_BLOCK, txg);
2506 * dnode_next_offset(mdn, DNODE_FIND_HOLE, offset, 2, DNODES_PER_BLOCK >> 2, 0);