1*33de042dSApple OSS Distributions /* 2*33de042dSApple OSS Distributions * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved. 3*33de042dSApple OSS Distributions * 4*33de042dSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5*33de042dSApple OSS Distributions * 6*33de042dSApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*33de042dSApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*33de042dSApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*33de042dSApple OSS Distributions * compliance with the License. The rights granted to you under the License 10*33de042dSApple OSS Distributions * may not be used to create, or enable the creation or redistribution of, 11*33de042dSApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to 12*33de042dSApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any 13*33de042dSApple OSS Distributions * terms of an Apple operating system software license agreement. 14*33de042dSApple OSS Distributions * 15*33de042dSApple OSS Distributions * Please obtain a copy of the License at 16*33de042dSApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file. 17*33de042dSApple OSS Distributions * 18*33de042dSApple OSS Distributions * The Original Code and all software distributed under the License are 19*33de042dSApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20*33de042dSApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21*33de042dSApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22*33de042dSApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23*33de042dSApple OSS Distributions * Please see the License for the specific language governing rights and 24*33de042dSApple OSS Distributions * limitations under the License. 25*33de042dSApple OSS Distributions * 26*33de042dSApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27*33de042dSApple OSS Distributions */ 28*33de042dSApple OSS Distributions /* 29*33de042dSApple OSS Distributions * @OSF_COPYRIGHT@ 30*33de042dSApple OSS Distributions */ 31*33de042dSApple OSS Distributions 32*33de042dSApple OSS Distributions #ifdef XNU_KERNEL_PRIVATE 33*33de042dSApple OSS Distributions 34*33de042dSApple OSS Distributions #ifndef _KERN_CPU_DATA_H_ 35*33de042dSApple OSS Distributions #define _KERN_CPU_DATA_H_ 36*33de042dSApple OSS Distributions 37*33de042dSApple OSS Distributions #include <mach/mach_types.h> 38*33de042dSApple OSS Distributions #include <sys/cdefs.h> 39*33de042dSApple OSS Distributions 40*33de042dSApple OSS Distributions #ifdef MACH_KERNEL_PRIVATE 41*33de042dSApple OSS Distributions 42*33de042dSApple OSS Distributions #include <machine/cpu_data.h> 43*33de042dSApple OSS Distributions 44*33de042dSApple OSS Distributions #endif /* MACH_KERNEL_PRIVATE */ 45*33de042dSApple OSS Distributions 46*33de042dSApple OSS Distributions __BEGIN_DECLS 47*33de042dSApple OSS Distributions 48*33de042dSApple OSS Distributions extern void _disable_preemption(void); 49*33de042dSApple OSS Distributions extern void _disable_preemption_without_measurements(void); 50*33de042dSApple OSS Distributions extern void _enable_preemption(void); 51*33de042dSApple OSS Distributions 52*33de042dSApple OSS Distributions #ifndef MACHINE_PREEMPTION_MACROS 53*33de042dSApple OSS Distributions #define disable_preemption() _disable_preemption() 54*33de042dSApple OSS Distributions #define disable_preemption_without_measurements() _disable_preemption_without_measurements() 55*33de042dSApple OSS Distributions #define enable_preemption() _enable_preemption() 56*33de042dSApple OSS Distributions #endif 57*33de042dSApple OSS Distributions 58*33de042dSApple OSS Distributions #if SCHED_HYGIENE_DEBUG 59*33de042dSApple OSS Distributions #define SCHED_HYGIENE_MARKER (1u << 31) 60*33de042dSApple OSS Distributions extern void abandon_preemption_disable_measurement(void); 61*33de042dSApple OSS Distributions #endif 62*33de042dSApple OSS Distributions 63*33de042dSApple OSS Distributions __END_DECLS 64*33de042dSApple OSS Distributions 65*33de042dSApple OSS Distributions #endif /* _KERN_CPU_DATA_H_ */ 66*33de042dSApple OSS Distributions 67*33de042dSApple OSS Distributions #endif /* XNU_KERNEL_PRIVATE */ 68