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58 lines
2.0 KiB
C
58 lines
2.0 KiB
C
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/*
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* Copyright (c) 2013 EMC Corp.
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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, this list of conditions and the following 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 AUTHORS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _OPENSOLARIS_SYS_VM_H_
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#define _OPENSOLARIS_SYS_VM_H_
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#include <sys/sf_buf.h>
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extern const int zfs_vm_pagerret_bad;
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extern const int zfs_vm_pagerret_error;
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extern const int zfs_vm_pagerret_ok;
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extern const int zfs_vm_pagerput_sync;
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extern const int zfs_vm_pagerput_inval;
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void zfs_vmobject_assert_wlocked(vm_object_t object);
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void zfs_vmobject_wlock(vm_object_t object);
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void zfs_vmobject_wunlock(vm_object_t object);
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static inline caddr_t
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zfs_map_page(vm_page_t pp, struct sf_buf **sfp)
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{
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*sfp = sf_buf_alloc(pp, 0);
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return ((caddr_t)sf_buf_kva(*sfp));
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}
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static inline void
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zfs_unmap_page(struct sf_buf *sf)
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{
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sf_buf_free(sf);
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}
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#endif /* _OPENSOLARIS_SYS_VM_H_ */
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