xref: /freebsd/sys/compat/linuxkpi/common/include/linux/page-flags.h (revision e3b16f53a6455903a7e814045584fe203d4fff64)
1708a5702SJean-Sébastien Pédron /*-
2708a5702SJean-Sébastien Pédron  * SPDX-License-Identifier: BSD-2-Clause
3708a5702SJean-Sébastien Pédron  *
4708a5702SJean-Sébastien Pédron  * Copyright (c) 2022 Jean-Sébastien Pédron <dumbbell@FreeBSD.org>
5708a5702SJean-Sébastien Pédron  *
6708a5702SJean-Sébastien Pédron  * Redistribution and use in source and binary forms, with or without
7708a5702SJean-Sébastien Pédron  * modification, are permitted provided that the following conditions are
8708a5702SJean-Sébastien Pédron  * met:
9708a5702SJean-Sébastien Pédron  * 1. Redistributions of source code must retain the above copyright
10708a5702SJean-Sébastien Pédron  *    notice, this list of conditions and the following disclaimer.
11708a5702SJean-Sébastien Pédron  * 2. Redistributions in binary form must reproduce the above copyright
12708a5702SJean-Sébastien Pédron  *    notice, this list of conditions and the following disclaimer in
13708a5702SJean-Sébastien Pédron  *    the documentation and/or other materials provided with the
14708a5702SJean-Sébastien Pédron  *    distribution.
15708a5702SJean-Sébastien Pédron  *
16708a5702SJean-Sébastien Pédron  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17708a5702SJean-Sébastien Pédron  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18708a5702SJean-Sébastien Pédron  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19708a5702SJean-Sébastien Pédron  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20708a5702SJean-Sébastien Pédron  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21708a5702SJean-Sébastien Pédron  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22708a5702SJean-Sébastien Pédron  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23708a5702SJean-Sébastien Pédron  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24708a5702SJean-Sébastien Pédron  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25708a5702SJean-Sébastien Pédron  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26708a5702SJean-Sébastien Pédron  * SUCH DAMAGE.
27708a5702SJean-Sébastien Pédron  */
28708a5702SJean-Sébastien Pédron 
29708a5702SJean-Sébastien Pédron #ifndef _LINUXKPI_LINUX_PAGEFLAGS_H_
30708a5702SJean-Sébastien Pédron #define _LINUXKPI_LINUX_PAGEFLAGS_H_
31708a5702SJean-Sébastien Pédron 
32*e3b16f53SJean-Sébastien Pédron #include <linux/mm_types.h>
33*e3b16f53SJean-Sébastien Pédron 
34708a5702SJean-Sébastien Pédron #define	PageHighMem(p)		(0)
35708a5702SJean-Sébastien Pédron 
36*e3b16f53SJean-Sébastien Pédron #define	page_folio(p) \
37*e3b16f53SJean-Sébastien Pédron 	(_Generic((p), \
38*e3b16f53SJean-Sébastien Pédron 	      const struct page *: (const struct folio *)(p), \
39*e3b16f53SJean-Sébastien Pédron 	      struct page *: (struct folio *)(p)))
40*e3b16f53SJean-Sébastien Pédron 
41708a5702SJean-Sébastien Pédron #endif	/* _LINUXKPI_LINUX_PAGEFLAGS_H_ */
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