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1/*
2 * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28/*
29 * @OSF_COPYRIGHT@
30 */
31
32#ifdef XNU_KERNEL_PRIVATE
33
34#ifndef _KERN_CPU_DATA_H_
35#define _KERN_CPU_DATA_H_
36
37#include <mach/mach_types.h>
38#include <sys/cdefs.h>
39
40#ifdef MACH_KERNEL_PRIVATE
41
42#include <machine/cpu_data.h>
43
44#endif /* MACH_KERNEL_PRIVATE */
45
46__BEGIN_DECLS
47
48extern void _disable_preemption(void);
49extern void _enable_preemption(void);
50
51#define disable_preemption() _disable_preemption()
52#define enable_preemption() _enable_preemption()
53
54
55__END_DECLS
56
57#endif /* _KERN_CPU_DATA_H_ */
58
59#endif /* XNU_KERNEL_PRIVATE */