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Imported Upstream version 0.6.5.6
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1/*
2 * CDDL HEADER START
3 *
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.
7 *
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.
12 *
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]
18 *
19 * CDDL HEADER END
20 */
21
22/*
428870ff 23 * Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved.
4e820b5a 24 * Copyright (c) 2016 Actifio, Inc. All rights reserved.
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25 */
26
27#ifndef _SYS_ZVOL_H
28#define _SYS_ZVOL_H
29
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30#include <sys/zfs_context.h>
31
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32#define ZVOL_OBJ 1ULL
33#define ZVOL_ZAP_OBJ 2ULL
34
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35extern void zvol_create_minors(spa_t *spa, const char *name, boolean_t async);
36extern void zvol_remove_minors(spa_t *spa, const char *name, boolean_t async);
37extern void zvol_rename_minors(spa_t *spa, const char *oldname,
38 const char *newname, boolean_t async);
60101509 39
4e820b5a 40#ifdef _KERNEL
34dc7c2f 41extern int zvol_check_volsize(uint64_t volsize, uint64_t blocksize);
e10b0808 42extern int zvol_check_volblocksize(const char *name, uint64_t volblocksize);
34dc7c2f 43extern int zvol_get_stats(objset_t *os, nvlist_t *nv);
6c285672 44extern boolean_t zvol_is_zvol(const char *);
34dc7c2f 45extern void zvol_create_cb(objset_t *os, void *arg, cred_t *cr, dmu_tx_t *tx);
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46extern int zvol_set_volsize(const char *, uint64_t);
47extern int zvol_set_volblocksize(const char *, uint64_t);
4e820b5a 48extern int zvol_set_snapdev(const char *, zprop_source_t, uint64_t);
34dc7c2f 49
60101509 50extern int zvol_init(void);
34dc7c2f 51extern void zvol_fini(void);
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52#endif /* _KERNEL */
53#endif /* _SYS_ZVOL_H */