diff options
Diffstat (limited to 'module/zfs/dmu_object.c')
| -rw-r--r-- | module/zfs/dmu_object.c | 34 |
1 files changed, 18 insertions, 16 deletions
diff --git a/module/zfs/dmu_object.c b/module/zfs/dmu_object.c index 1f91fc1ad..98228d403 100644 --- a/module/zfs/dmu_object.c +++ b/module/zfs/dmu_object.c @@ -19,8 +19,7 @@ * CDDL HEADER END */ /* - * Copyright 2009 Sun Microsystems, Inc. All rights reserved. - * Use is subject to license terms. + * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. */ #include <sys/dmu.h> @@ -32,16 +31,15 @@ uint64_t dmu_object_alloc(objset_t *os, dmu_object_type_t ot, int blocksize, dmu_object_type_t bonustype, int bonuslen, dmu_tx_t *tx) { - objset_impl_t *osi = os->os; uint64_t object; uint64_t L2_dnode_count = DNODES_PER_BLOCK << - (osi->os_meta_dnode->dn_indblkshift - SPA_BLKPTRSHIFT); + (os->os_meta_dnode->dn_indblkshift - SPA_BLKPTRSHIFT); dnode_t *dn = NULL; int restarted = B_FALSE; - mutex_enter(&osi->os_obj_lock); + mutex_enter(&os->os_obj_lock); for (;;) { - object = osi->os_obj_next; + object = os->os_obj_next; /* * Each time we polish off an L2 bp worth of dnodes * (2^13 objects), move to another L2 bp that's still @@ -51,14 +49,14 @@ dmu_object_alloc(objset_t *os, dmu_object_type_t ot, int blocksize, */ if (P2PHASE(object, L2_dnode_count) == 0) { uint64_t offset = restarted ? object << DNODE_SHIFT : 0; - int error = dnode_next_offset(osi->os_meta_dnode, + int error = dnode_next_offset(os->os_meta_dnode, DNODE_FIND_HOLE, &offset, 2, DNODES_PER_BLOCK >> 2, 0); restarted = B_TRUE; if (error == 0) object = offset >> DNODE_SHIFT; } - osi->os_obj_next = ++object; + os->os_obj_next = ++object; /* * XXX We should check for an i/o error here and return @@ -66,19 +64,19 @@ dmu_object_alloc(objset_t *os, dmu_object_type_t ot, int blocksize, * dmu_tx_assign(), but there is currently no mechanism * to do so. */ - (void) dnode_hold_impl(os->os, object, DNODE_MUST_BE_FREE, + (void) dnode_hold_impl(os, object, DNODE_MUST_BE_FREE, FTAG, &dn); if (dn) break; if (dmu_object_next(os, &object, B_TRUE, 0) == 0) - osi->os_obj_next = object - 1; + os->os_obj_next = object - 1; } dnode_allocate(dn, ot, blocksize, 0, bonustype, bonuslen, tx); dnode_rele(dn, FTAG); - mutex_exit(&osi->os_obj_lock); + mutex_exit(&os->os_obj_lock); dmu_tx_add_new_object(tx, os, object); return (object); @@ -94,7 +92,7 @@ dmu_object_claim(objset_t *os, uint64_t object, dmu_object_type_t ot, if (object == DMU_META_DNODE_OBJECT && !dmu_tx_private_ok(tx)) return (EBADF); - err = dnode_hold_impl(os->os, object, DNODE_MUST_BE_FREE, FTAG, &dn); + err = dnode_hold_impl(os, object, DNODE_MUST_BE_FREE, FTAG, &dn); if (err) return (err); dnode_allocate(dn, ot, blocksize, 0, bonustype, bonuslen, tx); @@ -116,7 +114,7 @@ dmu_object_reclaim(objset_t *os, uint64_t object, dmu_object_type_t ot, if (object == DMU_META_DNODE_OBJECT) return (EBADF); - err = dnode_hold_impl(os->os, object, DNODE_MUST_BE_ALLOCATED, + err = dnode_hold_impl(os, object, DNODE_MUST_BE_ALLOCATED, FTAG, &dn); if (err) return (err); @@ -128,7 +126,11 @@ dmu_object_reclaim(objset_t *os, uint64_t object, dmu_object_type_t ot, return (0); } - nblkptr = 1 + ((DN_MAX_BONUSLEN - bonuslen) >> SPA_BLKPTRSHIFT); + 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 @@ -166,7 +168,7 @@ dmu_object_free(objset_t *os, uint64_t object, dmu_tx_t *tx) ASSERT(object != DMU_META_DNODE_OBJECT || dmu_tx_private_ok(tx)); - err = dnode_hold_impl(os->os, object, DNODE_MUST_BE_ALLOCATED, + err = dnode_hold_impl(os, object, DNODE_MUST_BE_ALLOCATED, FTAG, &dn); if (err) return (err); @@ -185,7 +187,7 @@ dmu_object_next(objset_t *os, uint64_t *objectp, boolean_t hole, uint64_t txg) uint64_t offset = (*objectp + 1) << DNODE_SHIFT; int error; - error = dnode_next_offset(os->os->os_meta_dnode, + error = dnode_next_offset(os->os_meta_dnode, (hole ? DNODE_FIND_HOLE : 0), &offset, 0, DNODES_PER_BLOCK, txg); *objectp = offset >> DNODE_SHIFT; |