xref: /dflybsd-src/sys/dev/drm/include/linux/preempt.h (revision 237ffc69087fdc4f084403d153268fd981b5c7d0)
1*237ffc69SFrançois Tigeot /*
2*237ffc69SFrançois Tigeot  * Copyright (c) 2019 François Tigeot <ftigeot@wolfpond.org>
3*237ffc69SFrançois Tigeot  * All rights reserved.
4*237ffc69SFrançois Tigeot  *
5*237ffc69SFrançois Tigeot  * Redistribution and use in source and binary forms, with or without
6*237ffc69SFrançois Tigeot  * modification, are permitted provided that the following conditions
7*237ffc69SFrançois Tigeot  * are met:
8*237ffc69SFrançois Tigeot  * 1. Redistributions of source code must retain the above copyright
9*237ffc69SFrançois Tigeot  *    notice unmodified, this list of conditions, and the following
10*237ffc69SFrançois Tigeot  *    disclaimer.
11*237ffc69SFrançois Tigeot  * 2. Redistributions in binary form must reproduce the above copyright
12*237ffc69SFrançois Tigeot  *    notice, this list of conditions and the following disclaimer in the
13*237ffc69SFrançois Tigeot  *    documentation and/or other materials provided with the distribution.
14*237ffc69SFrançois Tigeot  *
15*237ffc69SFrançois Tigeot  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16*237ffc69SFrançois Tigeot  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17*237ffc69SFrançois Tigeot  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18*237ffc69SFrançois Tigeot  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19*237ffc69SFrançois Tigeot  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20*237ffc69SFrançois Tigeot  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21*237ffc69SFrançois Tigeot  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22*237ffc69SFrançois Tigeot  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23*237ffc69SFrançois Tigeot  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24*237ffc69SFrançois Tigeot  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25*237ffc69SFrançois Tigeot  */
26*237ffc69SFrançois Tigeot 
27*237ffc69SFrançois Tigeot #ifndef _LINUX_PREEMPT_H_
28*237ffc69SFrançois Tigeot #define _LINUX_PREEMPT_H_
29*237ffc69SFrançois Tigeot 
30*237ffc69SFrançois Tigeot #include <linux/list.h>
31*237ffc69SFrançois Tigeot 
32*237ffc69SFrançois Tigeot #define preempt_disable()		cpu_ccfence()
33*237ffc69SFrançois Tigeot 
34*237ffc69SFrançois Tigeot #define preempt_enable()		cpu_ccfence()
35*237ffc69SFrançois Tigeot 
36*237ffc69SFrançois Tigeot #endif	/* _LINUX_PREEMPT_H_ */
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