4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
23 * Copyright (c) 2012 by Delphix. All rights reserved.
26 #ifndef _SYS_ZFEATURE_H
27 #define _SYS_ZFEATURE_H
30 #include <sys/nvpair.h>
31 #include "zfeature_common.h"
37 extern boolean_t feature_is_supported(objset_t *os, uint64_t obj,
38 uint64_t desc_obj, nvlist_t *unsup_feat, nvlist_t *enabled_feat);
41 extern void spa_feature_create_zap_objects(struct spa *, dmu_tx_t *);
42 extern void spa_feature_enable(struct spa *, zfeature_info_t *, dmu_tx_t *);
43 extern void spa_feature_incr(struct spa *, zfeature_info_t *, dmu_tx_t *);
44 extern void spa_feature_decr(struct spa *, zfeature_info_t *, dmu_tx_t *);
45 extern boolean_t spa_feature_is_enabled(struct spa *, zfeature_info_t *);
46 extern boolean_t spa_feature_is_active(struct spa *, zfeature_info_t *);
52 #endif /* _SYS_ZFEATURE_H */