23984ce5cd
other allowed domains if the requested domain is below the minimum paging threshold. Block in fork only if all domains available to the forking thread are below the severe threshold rather than any. Submitted by: jeff Reported by: mjg Reviewed by: alc, kib, markj Approved by: re (rgrimes) Differential Revision: https://reviews.freebsd.org/D16191
53 lines
2.0 KiB
C
53 lines
2.0 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2017, Jeffrey Roberson <jeff@freebsd.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef __VM_DOMAINSET_H__
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#define __VM_DOMAINSET_H__
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struct vm_domainset_iter {
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struct domainset *di_domain;
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int *di_iter;
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vm_pindex_t di_offset;
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int di_flags;
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uint16_t di_policy;
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domainid_t di_n;
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bool di_minskip;
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};
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int vm_domainset_iter_page(struct vm_domainset_iter *, int *, int *);
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void vm_domainset_iter_page_init(struct vm_domainset_iter *,
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struct vm_object *, vm_pindex_t, int *, int *);
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int vm_domainset_iter_malloc(struct vm_domainset_iter *, int *, int *);
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void vm_domainset_iter_malloc_init(struct vm_domainset_iter *,
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struct vm_object *, int *, int *);
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void vm_wait_doms(const domainset_t *);
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#endif /* __VM_DOMAINSET_H__ */
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