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authorChristopher Siden <[email protected]>2012-12-13 15:24:15 -0800
committerBrian Behlendorf <[email protected]>2013-01-08 10:35:35 -0800
commit9ae529ec5dbdc828ff8326beae58062971d74b2e (patch)
treed65c2d8913391cd03a3e8e06ad77721c5e9cdadc /module/zfs/zap.c
parent15313c5e1866e81e2f4a30d2c50b43b5435e547a (diff)
Illumos #2619 and #2747
2619 asynchronous destruction of ZFS file systems 2747 SPA versioning with zfs feature flags Reviewed by: Matt Ahrens <[email protected]> Reviewed by: George Wilson <[email protected]> Reviewed by: Richard Lowe <[email protected]> Reviewed by: Dan Kruchinin <[email protected]> Approved by: Eric Schrock <[email protected]> References: illumos/illumos-gate@53089ab7c84db6fb76c16ca50076c147cda11757 illumos/illumos-gate@ad135b5d644628e791c3188a6ecbd9c257961ef8 illumos changeset: 13700:2889e2596bd6 https://www.illumos.org/issues/2619 https://www.illumos.org/issues/2747 NOTE: The grub specific changes were not ported. This change must be made to the Linux grub packages. Ported-by: Brian Behlendorf <[email protected]>
Diffstat (limited to 'module/zfs/zap.c')
-rw-r--r--module/zfs/zap.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/module/zfs/zap.c b/module/zfs/zap.c
index fac54eab0..59f62fa3a 100644
--- a/module/zfs/zap.c
+++ b/module/zfs/zap.c
@@ -20,6 +20,7 @@
*/
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012 by Delphix. All rights reserved.
*/
/*
@@ -946,6 +947,19 @@ fzap_prefetch(zap_name_t *zn)
* Helper functions for consumers.
*/
+uint64_t
+zap_create_link(objset_t *os, dmu_object_type_t ot, uint64_t parent_obj,
+ const char *name, dmu_tx_t *tx)
+{
+ uint64_t new_obj;
+
+ VERIFY((new_obj = zap_create(os, ot, DMU_OT_NONE, 0, tx)) > 0);
+ VERIFY(zap_add(os, parent_obj, name, sizeof (uint64_t), 1, &new_obj,
+ tx) == 0);
+
+ return (new_obj);
+}
+
int
zap_value_search(objset_t *os, uint64_t zapobj, uint64_t value, uint64_t mask,
char *name)