xref: /freebsd-src/sys/vm/vm_domainset.h (revision 2619c5ccfe1f7889f0241916bd17d06340142b05)
17b11a483SJeff Roberson /*-
24d846d26SWarner Losh  * SPDX-License-Identifier: BSD-2-Clause
37b11a483SJeff Roberson  *
47b11a483SJeff Roberson  * Copyright (c) 2017,	Jeffrey Roberson <jeff@freebsd.org>
57b11a483SJeff Roberson  * All rights reserved.
67b11a483SJeff Roberson  *
77b11a483SJeff Roberson  * Redistribution and use in source and binary forms, with or without
87b11a483SJeff Roberson  * modification, are permitted provided that the following conditions
97b11a483SJeff Roberson  * are met:
107b11a483SJeff Roberson  * 1. Redistributions of source code must retain the above copyright
117b11a483SJeff Roberson  *    notice unmodified, this list of conditions, and the following
127b11a483SJeff Roberson  *    disclaimer.
137b11a483SJeff Roberson  * 2. Redistributions in binary form must reproduce the above copyright
147b11a483SJeff Roberson  *    notice, this list of conditions and the following disclaimer in the
157b11a483SJeff Roberson  *    documentation and/or other materials provided with the distribution.
167b11a483SJeff Roberson  *
177b11a483SJeff Roberson  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
187b11a483SJeff Roberson  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
197b11a483SJeff Roberson  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
207b11a483SJeff Roberson  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
217b11a483SJeff Roberson  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
227b11a483SJeff Roberson  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
237b11a483SJeff Roberson  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
247b11a483SJeff Roberson  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
257b11a483SJeff Roberson  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
267b11a483SJeff Roberson  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
277b11a483SJeff Roberson  */
287b11a483SJeff Roberson #ifndef __VM_DOMAINSET_H__
297b11a483SJeff Roberson #define __VM_DOMAINSET_H__
307b11a483SJeff Roberson 
317b11a483SJeff Roberson struct vm_domainset_iter {
327b11a483SJeff Roberson 	struct domainset	*di_domain;
3393db904dSMark Johnston 	unsigned int		*di_iter;
34*2619c5ccSJason A. Harmening 	domainset_t		di_valid_mask;
35e5818a53SJeff Roberson 	vm_pindex_t		di_offset;
367b11a483SJeff Roberson 	int			di_flags;
3723984ce5SMark Johnston 	uint16_t		di_policy;
3823984ce5SMark Johnston 	domainid_t		di_n;
3923984ce5SMark Johnston 	bool			di_minskip;
407b11a483SJeff Roberson };
417b11a483SJeff Roberson 
424c29d2deSMark Johnston int	vm_domainset_iter_page(struct vm_domainset_iter *, struct vm_object *,
434c29d2deSMark Johnston 	    int *);
447b11a483SJeff Roberson void	vm_domainset_iter_page_init(struct vm_domainset_iter *,
45e5818a53SJeff Roberson 	    struct vm_object *, vm_pindex_t, int *, int *);
464c29d2deSMark Johnston int	vm_domainset_iter_policy(struct vm_domainset_iter *, int *);
474c29d2deSMark Johnston void	vm_domainset_iter_policy_init(struct vm_domainset_iter *,
484c29d2deSMark Johnston 	    struct domainset *, int *, int *);
494c29d2deSMark Johnston void	vm_domainset_iter_policy_ref_init(struct vm_domainset_iter *,
504c29d2deSMark Johnston 	    struct domainset_ref *, int *, int *);
51*2619c5ccSJason A. Harmening void	vm_domainset_iter_ignore(struct vm_domainset_iter *, int);
527b11a483SJeff Roberson 
5389d2fb14SKonstantin Belousov int	vm_wait_doms(const domainset_t *, int mflags);
5423984ce5SMark Johnston 
557b11a483SJeff Roberson #endif  /* __VM_DOMAINSET_H__ */
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