diff options
Diffstat (limited to 'module/zfs/dmu_object.c')
| -rw-r--r-- | module/zfs/dmu_object.c | 42 |
1 files changed, 3 insertions, 39 deletions
diff --git a/module/zfs/dmu_object.c b/module/zfs/dmu_object.c index 375439ed7..c0e8d7b7f 100644 --- a/module/zfs/dmu_object.c +++ b/module/zfs/dmu_object.c @@ -20,7 +20,8 @@ */ /* * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. - * Copyright (c) 2013 by Delphix. All rights reserved. + * Copyright (c) 2013, 2014 by Delphix. All rights reserved. + * Copyright 2014 HybridCluster. All rights reserved. */ #include <sys/dmu.h> @@ -107,11 +108,9 @@ dmu_object_claim(objset_t *os, uint64_t object, dmu_object_type_t ot, int dmu_object_reclaim(objset_t *os, uint64_t object, dmu_object_type_t ot, - int blocksize, dmu_object_type_t bonustype, int bonuslen) + int blocksize, dmu_object_type_t bonustype, int bonuslen, dmu_tx_t *tx) { dnode_t *dn; - dmu_tx_t *tx; - int nblkptr; int err; if (object == DMU_META_DNODE_OBJECT) @@ -122,44 +121,9 @@ dmu_object_reclaim(objset_t *os, uint64_t object, dmu_object_type_t ot, if (err) return (err); - if (dn->dn_type == ot && dn->dn_datablksz == blocksize && - dn->dn_bonustype == bonustype && dn->dn_bonuslen == bonuslen) { - /* nothing is changing, this is a noop */ - dnode_rele(dn, FTAG); - return (0); - } - - if (bonustype == DMU_OT_SA) { - nblkptr = 1; - } else { - nblkptr = 1 + ((DN_MAX_BONUSLEN - bonuslen) >> SPA_BLKPTRSHIFT); - } - - /* - * If we are losing blkptrs or changing the block size this must - * be a new file instance. We must clear out the previous file - * contents before we can change this type of metadata in the dnode. - */ - if (dn->dn_nblkptr > nblkptr || dn->dn_datablksz != blocksize) { - err = dmu_free_long_range(os, object, 0, DMU_OBJECT_END); - if (err) - goto out; - } - - tx = dmu_tx_create(os); - dmu_tx_hold_bonus(tx, object); - err = dmu_tx_assign(tx, TXG_WAIT); - if (err) { - dmu_tx_abort(tx); - goto out; - } - dnode_reallocate(dn, ot, blocksize, bonustype, bonuslen, tx); - dmu_tx_commit(tx); -out: dnode_rele(dn, FTAG); - return (err); } |