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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 | /* | |
23 | * Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved. | |
24 | */ | |
25 | ||
26 | #ifndef _SYS_ZVOL_H | |
27 | #define _SYS_ZVOL_H | |
28 | ||
29 | #include <sys/zfs_context.h> | |
30 | ||
31 | #define ZVOL_OBJ 1ULL | |
32 | #define ZVOL_ZAP_OBJ 2ULL | |
33 | ||
34 | #ifdef _KERNEL | |
35 | ||
36 | #include <sys/blkdev.h> | |
37 | ||
38 | extern int zvol_check_volsize(uint64_t volsize, uint64_t blocksize); | |
39 | extern int zvol_check_volblocksize(uint64_t volblocksize); | |
40 | extern int zvol_get_stats(objset_t *os, nvlist_t *nv); | |
41 | extern void zvol_create_cb(objset_t *os, void *arg, cred_t *cr, dmu_tx_t *tx); | |
42 | extern int zvol_create_minor(const char *); | |
43 | extern int zvol_create_minors(const char *); | |
44 | extern int zvol_remove_minor(const char *); | |
45 | extern void zvol_remove_minors(const char *); | |
46 | extern int zvol_set_volsize(const char *, uint64_t); | |
47 | extern int zvol_set_volblocksize(const char *, uint64_t); | |
48 | ||
49 | extern int zvol_init(void); | |
50 | extern void zvol_fini(void); | |
51 | ||
52 | #endif /* _KERNEL */ | |
53 | #endif /* _SYS_ZVOL_H */ |