1/*-
2 * Copyright (c) 2013 EMC Corp.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#include <sys/param.h>
28#include <sys/systm.h>
29#include <sys/lock.h>
30#include <sys/freebsd_rwlock.h>
31
32#include <vm/vm.h>
33#include <vm/vm_param.h>
34#include <vm/vm_object.h>
35#include <vm/vm_page.h>
36#include <vm/vm_pager.h>
37
38const int zfs_vm_pagerret_bad = VM_PAGER_BAD;
39const int zfs_vm_pagerret_error = VM_PAGER_ERROR;
40const int zfs_vm_pagerret_ok = VM_PAGER_OK;
41const int zfs_vm_pagerput_sync = VM_PAGER_PUT_SYNC;
42const int zfs_vm_pagerput_inval = VM_PAGER_PUT_INVAL;
43
44void
45zfs_vmobject_assert_wlocked(vm_object_t object)
46{
47
48	/*
49	 * This is not ideal because FILE/LINE used by assertions will not
50	 * be too helpful, but it must be an hard function for
51	 * compatibility reasons.
52	 */
53	VM_OBJECT_ASSERT_WLOCKED(object);
54}
55
56void
57zfs_vmobject_wlock(vm_object_t object)
58{
59
60	VM_OBJECT_WLOCK(object);
61}
62
63void
64zfs_vmobject_wunlock(vm_object_t object)
65{
66
67	VM_OBJECT_WUNLOCK(object);
68}
69