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Annotation of OSKit-Mach/include/mach/default_pager_helper.defs, revision 1.1.1.1

1.1       root        1: /* 
                      2:  * Mach Operating System
                      3:  * Copyright (c) 1992 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: subsystem dp_helper 888888;
                     28: 
                     29: #include <mach/std_types.defs>
                     30: #include <mach/mach_types.defs>
                     31: 
                     32: ServerPrefix do_;
                     33: 
                     34: /*
                     35:  *     Message that the default pager sends to
                     36:  *     a fileserver who has registered itself
                     37:  *     with the default pager as a "paging helper"
                     38:  *     to notify that more paging spage is or
                     39:  *     is not needed.  Same message to let the
                     40:  *     fileserver know it can (ask to) reclaim space.
                     41:  *
                     42:  *     This message is only sent to a port that
                     43:  *     has been previously registered via
                     44:  *     default_pager_register_fileserver.
                     45:  *     The (optional) reply from the fileserver
                     46:  *     is a call to default_pager_paging_file.
                     47:  */
                     48: 
                     49: simpleroutine dp_helper_paging_space(
                     50:                dp_helper               : mach_port_t;
                     51:                space_shortage          : boolean_t;
                     52:                approx_amount           : vm_size_t);
                     53: 

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