1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2017,	Jeffrey Roberson <jeff@freebsd.org>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice unmodified, this list of conditions, and the following
12 *    disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28#ifndef __VM_DOMAINSET_H__
29#define __VM_DOMAINSET_H__
30
31struct vm_domainset_iter {
32	struct domainset	*di_domain;
33	unsigned int		*di_iter;
34	domainset_t		di_valid_mask;
35	vm_pindex_t		di_offset;
36	int			di_flags;
37	uint16_t		di_policy;
38	domainid_t		di_n;
39	bool			di_minskip;
40};
41
42int	vm_domainset_iter_page(struct vm_domainset_iter *, struct vm_object *,
43	    int *);
44void	vm_domainset_iter_page_init(struct vm_domainset_iter *,
45	    struct vm_object *, vm_pindex_t, int *, int *);
46int	vm_domainset_iter_policy(struct vm_domainset_iter *, int *);
47void	vm_domainset_iter_policy_init(struct vm_domainset_iter *,
48	    struct domainset *, int *, int *);
49void	vm_domainset_iter_policy_ref_init(struct vm_domainset_iter *,
50	    struct domainset_ref *, int *, int *);
51void	vm_domainset_iter_ignore(struct vm_domainset_iter *, int);
52
53int	vm_wait_doms(const domainset_t *, int mflags);
54
55#endif  /* __VM_DOMAINSET_H__ */
56