diff options
author | avg <avg@FreeBSD.org> | 2016-08-15 09:19:26 +0000 |
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committer | avg <avg@FreeBSD.org> | 2016-08-15 09:19:26 +0000 |
commit | 2d9af168cdd5f4a65a8fe9dcf806dbd561d93430 (patch) | |
tree | 44b73c8b222799695782cf886f47a2ab322cdc71 /sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dnode_sync.c | |
parent | 870bc8c1126f0cab60e413bb395074fe881752f6 (diff) | |
download | FreeBSD-src-2d9af168cdd5f4a65a8fe9dcf806dbd561d93430.zip FreeBSD-src-2d9af168cdd5f4a65a8fe9dcf806dbd561d93430.tar.gz |
MFC r302838: 6513 partially filled holes lose birth time
Diffstat (limited to 'sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dnode_sync.c')
-rw-r--r-- | sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dnode_sync.c | 24 |
1 files changed, 9 insertions, 15 deletions
diff --git a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dnode_sync.c b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dnode_sync.c index 9aee513..7179c41 100644 --- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dnode_sync.c +++ b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dnode_sync.c @@ -21,7 +21,7 @@ /* * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. - * Copyright (c) 2012, 2015 by Delphix. All rights reserved. + * Copyright (c) 2012, 2016 by Delphix. All rights reserved. * Copyright (c) 2014 Spectra Logic Corporation, All rights reserved. */ @@ -60,20 +60,14 @@ dnode_increase_indirection(dnode_t *dn, dmu_tx_t *tx) dprintf("os=%p obj=%llu, increase to %d\n", dn->dn_objset, dn->dn_object, dn->dn_phys->dn_nlevels); - /* check for existing blkptrs in the dnode */ - for (i = 0; i < nblkptr; i++) - if (!BP_IS_HOLE(&dn->dn_phys->dn_blkptr[i])) - break; - if (i != nblkptr) { - /* transfer dnode's block pointers to new indirect block */ - (void) dbuf_read(db, NULL, DB_RF_MUST_SUCCEED|DB_RF_HAVESTRUCT); - ASSERT(db->db.db_data); - ASSERT(arc_released(db->db_buf)); - ASSERT3U(sizeof (blkptr_t) * nblkptr, <=, db->db.db_size); - bcopy(dn->dn_phys->dn_blkptr, db->db.db_data, - sizeof (blkptr_t) * nblkptr); - arc_buf_freeze(db->db_buf); - } + /* transfer dnode's block pointers to new indirect block */ + (void) dbuf_read(db, NULL, DB_RF_MUST_SUCCEED|DB_RF_HAVESTRUCT); + ASSERT(db->db.db_data); + ASSERT(arc_released(db->db_buf)); + ASSERT3U(sizeof (blkptr_t) * nblkptr, <=, db->db.db_size); + bcopy(dn->dn_phys->dn_blkptr, db->db.db_data, + sizeof (blkptr_t) * nblkptr); + arc_buf_freeze(db->db_buf); /* set dbuf's parent pointers to new indirect buf */ for (i = 0; i < nblkptr; i++) { |