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