67 lines
1.9 KiB
C
67 lines
1.9 KiB
C
/**************************************************************************
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* *
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* Copyright (C) 1986-1996 Silicon Graphics, Inc. *
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* *
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* These coded instructions, statements, and computer programs contain *
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* unpublished proprietary information of Silicon Graphics, Inc., and *
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* are protected by Federal copyright law. They may not be disclosed *
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* to third parties or copied or duplicated in any form, in whole or *
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* in part, without the prior written consent of Silicon Graphics, Inc. *
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* *
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**************************************************************************/
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/* Copyright (c) 1984 AT&T */
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/* All Rights Reserved */
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/* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T */
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/* The copyright notice above does not evidence any */
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/* actual or intended publication of such source code. */
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#ifndef __SYS_LOCK_H__
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#define __SYS_LOCK_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ident "$Revision: 3.21 $"
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/*
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* flags for locking procs and texts and pages
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*/
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#define UNLOCK 0x0000
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#define PROCLOCK 0x0001
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#define TXTLOCK 0x0002
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#define DATLOCK 0x0004
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#define PGLOCK 0x0008
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#define PGLOCKALL 0x0010
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#define UNLOCKALL 0x0020
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#define FUTURELOCK 0x0040
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#ifndef _KERNEL
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extern int plock (int);
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#else
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struct pregion;
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struct pas_s;
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struct ppas_s;
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extern int lockpages(struct pas_s *, struct ppas_s *, caddr_t, pgcnt_t);
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extern int lockpages2(struct pas_s *, struct ppas_s *, caddr_t, pgcnt_t, int lpflag);
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extern int unlockpages(struct pas_s *, struct ppas_s *, caddr_t, pgcnt_t, int);
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extern void unlockpreg(struct pas_s *, struct ppas_s *, struct pregion *, caddr_t, pgcnt_t, int);
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extern int kern_mpin(caddr_t, size_t);
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extern int kern_munpin(caddr_t, size_t);
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/*
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* Flag values for lpflag on lockpages2
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*/
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#define LPF_NONE 0 /* null flags */
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#define LPF_VFAULT 1 /* doing vfault request */
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* !__SYS_LOCK_H__ */
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