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Annotation of XNU/osfmk/mach/vm_sync.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
                      3:  *
                      4:  * @APPLE_LICENSE_HEADER_START@
                      5:  * 
                      6:  * The contents of this file constitute Original Code as defined in and
                      7:  * are subject to the Apple Public Source License Version 1.1 (the
                      8:  * "License").  You may not use this file except in compliance with the
                      9:  * License.  Please obtain a copy of the License at
                     10:  * http://www.apple.com/publicsource and read it before using this file.
                     11:  * 
                     12:  * This Original Code and all software distributed under the License are
                     13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
                     14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
                     15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
                     16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
                     17:  * License for the specific language governing rights and limitations
                     18:  * under the License.
                     19:  * 
                     20:  * @APPLE_LICENSE_HEADER_END@
                     21:  */
                     22: /*
                     23:  * @OSF_COPYRIGHT@
                     24:  */
                     25: /* 
                     26:  * Mach Operating System
                     27:  * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
                     28:  * All Rights Reserved.
                     29:  * 
                     30:  * Permission to use, copy, modify and distribute this software and its
                     31:  * documentation is hereby granted, provided that both the copyright
                     32:  * notice and this permission notice appear in all copies of the
                     33:  * software, derivative works or modified versions, and any portions
                     34:  * thereof, and that both notices appear in supporting documentation.
                     35:  * 
                     36:  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
                     37:  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
                     38:  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
                     39:  * 
                     40:  * Carnegie Mellon requests users of this software to return to
                     41:  * 
                     42:  *  Software Distribution Coordinator  or  [email protected]
                     43:  *  School of Computer Science
                     44:  *  Carnegie Mellon University
                     45:  *  Pittsburgh PA 15213-3890
                     46:  * 
                     47:  * any improvements or extensions that they make and grant Carnegie Mellon
                     48:  * the rights to redistribute these changes.
                     49:  */
                     50: /*
                     51:  * HISTORY
                     52:  * 
                     53:  * Revision 1.1.1.1  1998/09/22 21:05:31  wsanchez
                     54:  * Import of Mac OS X kernel (~semeria)
                     55:  *
                     56:  * Revision 1.1.1.1  1998/03/07 02:25:46  wsanchez
                     57:  * Import of OSF Mach kernel (~mburg)
                     58:  *
                     59:  * Revision 1.2.7.1  1994/09/23  02:44:50  ezf
                     60:  *     change marker to not FREE
                     61:  *     [1994/09/22  21:43:54  ezf]
                     62:  *
                     63:  * Revision 1.2.3.3  1993/06/22  15:18:34  sp
                     64:  *     Add definition of VM_SYNC_SYNCHRONOUS [[email protected]]
                     65:  *     [1993/06/21  13:00:18  sp]
                     66:  * 
                     67:  * Revision 1.2.3.2  1993/06/09  02:44:33  gm
                     68:  *     Added to OSF/1 R1.3 from NMK15.0.
                     69:  *     [1993/06/02  21:18:58  jeffc]
                     70:  * 
                     71:  * Revision 1.2  1993/04/19  16:41:03  devrcs
                     72:  *     Made compatible with other mach .h files.
                     73:  *     [1993/03/15  17:34:44  david]
                     74:  * 
                     75:  *     New for vm_sync definitions.
                     76:  *     [1993/03/03  12:39:16  david]
                     77:  * 
                     78:  * $EndLog$
                     79:  */
                     80: /*
                     81:  *     File:   mach/vm_sync.h
                     82:  *
                     83:  *     Virtual memory synchronisation definitions.
                     84:  *
                     85:  */
                     86: 
                     87: #ifndef VM_SYNC_H_
                     88: #define VM_SYNC_H_
                     89: 
                     90: typedef unsigned               vm_sync_t;
                     91: 
                     92: /*
                     93:  *     Synchronization flags, defined as bits within the vm_sync_t type
                     94:  */
                     95: 
                     96: #define        VM_SYNC_ASYNCHRONOUS    ((vm_sync_t) 0x01)
                     97: #define        VM_SYNC_SYNCHRONOUS     ((vm_sync_t) 0x02)
                     98: #define VM_SYNC_INVALIDATE     ((vm_sync_t) 0x04)
                     99: #define VM_SYNC_KILLPAGES       ((vm_sync_t) 0x08)
                    100: 
                    101: #endif  /* VM_SYNC_H_ */

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