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62 lines
2.2 KiB
C
62 lines
2.2 KiB
C
/* $NetBSD: highmem.h,v 1.3 2014/07/16 20:59:58 riastradh Exp $ */
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/*-
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* Copyright (c) 2013 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Taylor R. Campbell.
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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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _LINUX_HIGHMEM_H_
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#define _LINUX_HIGHMEM_H_
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#include <sys/types.h>
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#include <sys/queue.h>
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#include <uvm/uvm_extern.h>
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#include <linux/kernel.h>
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#include <linux/mm_types.h>
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/* XXX Make the nm output a little more greppable... */
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#define kmap_atomic linux_kmap_atomic
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#define kunmap_atomic linux_kunmap_atomic
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#define kmap linux_kmap
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#define kunmap linux_kunmap
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/* XXX Kludge! */
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#define kmap_atomic_prot(page, prot) kmap_atomic(page)
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int linux_kmap_init(void);
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void linux_kmap_fini(void);
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void * kmap_atomic(struct page *);
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void kunmap_atomic(void *);
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void * kmap(struct page *);
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void kunmap(struct page *);
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#endif /* _LINUX_HIGHMEM_H_ */
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