xref: /dflybsd-src/sys/dev/drm/include/linux/rwlock.h (revision 43cc53d1db4abbfaf0a0c954565393323b1065a6)
1*43cc53d1SFrançois Tigeot /*
2*43cc53d1SFrançois Tigeot  * Copyright (c) 2018 François Tigeot <ftigeot@wolfpond.org>
3*43cc53d1SFrançois Tigeot  * All rights reserved.
4*43cc53d1SFrançois Tigeot  *
5*43cc53d1SFrançois Tigeot  * Redistribution and use in source and binary forms, with or without
6*43cc53d1SFrançois Tigeot  * modification, are permitted provided that the following conditions
7*43cc53d1SFrançois Tigeot  * are met:
8*43cc53d1SFrançois Tigeot  * 1. Redistributions of source code must retain the above copyright
9*43cc53d1SFrançois Tigeot  *    notice unmodified, this list of conditions, and the following
10*43cc53d1SFrançois Tigeot  *    disclaimer.
11*43cc53d1SFrançois Tigeot  * 2. Redistributions in binary form must reproduce the above copyright
12*43cc53d1SFrançois Tigeot  *    notice, this list of conditions and the following disclaimer in the
13*43cc53d1SFrançois Tigeot  *    documentation and/or other materials provided with the distribution.
14*43cc53d1SFrançois Tigeot  *
15*43cc53d1SFrançois Tigeot  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16*43cc53d1SFrançois Tigeot  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17*43cc53d1SFrançois Tigeot  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18*43cc53d1SFrançois Tigeot  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19*43cc53d1SFrançois Tigeot  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20*43cc53d1SFrançois Tigeot  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21*43cc53d1SFrançois Tigeot  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22*43cc53d1SFrançois Tigeot  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23*43cc53d1SFrançois Tigeot  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24*43cc53d1SFrançois Tigeot  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25*43cc53d1SFrançois Tigeot  */
26*43cc53d1SFrançois Tigeot 
27*43cc53d1SFrançois Tigeot #ifndef _LINUX_RWLOCK_H_
28*43cc53d1SFrançois Tigeot #define _LINUX_RWLOCK_H_
29*43cc53d1SFrançois Tigeot 
30*43cc53d1SFrançois Tigeot #define write_lock(lock)	lockmgr((lock), LK_EXCLUSIVE)
31*43cc53d1SFrançois Tigeot #define write_unlock(lock)	lockmgr((lock), LK_RELEASE)
32*43cc53d1SFrançois Tigeot 
33*43cc53d1SFrançois Tigeot #endif	/* _LINUX_RWLOCK_H_ */
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