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1.1 ! root 1: /* ! 2: * Mach Operating System ! 3: * Copyright (c) 1991,1990,1989,1988 Carnegie Mellon University ! 4: * All Rights Reserved. ! 5: * ! 6: * Permission to use, copy, modify and distribute this software and its ! 7: * documentation is hereby granted, provided that both the copyright ! 8: * notice and this permission notice appear in all copies of the ! 9: * software, derivative works or modified versions, and any portions ! 10: * thereof, and that both notices appear in supporting documentation. ! 11: * ! 12: * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" ! 13: * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR ! 14: * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. ! 15: * ! 16: * Carnegie Mellon requests users of this software to return to ! 17: * ! 18: * Software Distribution Coordinator or [email protected] ! 19: * School of Computer Science ! 20: * Carnegie Mellon University ! 21: * Pittsburgh PA 15213-3890 ! 22: * ! 23: * any improvements or extensions that they make and grant Carnegie Mellon ! 24: * the rights to redistribute these changes. ! 25: */ ! 26: ! 27: #ifndef _MACH_POLICY_H_ ! 28: #define _MACH_POLICY_H_ ! 29: ! 30: /* ! 31: * mach/policy.h ! 32: * ! 33: * Definitions for scheduing policy. ! 34: */ ! 35: ! 36: /* ! 37: * Policy definitions. Policies must be powers of 2. ! 38: */ ! 39: #define POLICY_TIMESHARE 1 ! 40: #define POLICY_FIXEDPRI 2 ! 41: #define POLICY_LAST 2 ! 42: ! 43: #define invalid_policy(policy) (((policy) <= 0) || ((policy) > POLICY_LAST)) ! 44: ! 45: #endif /* _MACH_POLICY_H_ */
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