| 1 | /* $Id: sched-generic.cpp 8245 2008-04-21 17:24:28Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - Scheduling, generic stubs.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2007 Sun Microsystems, Inc.
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | *
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| 26 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 27 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 28 | * additional information or have any questions.
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| 29 | */
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| 30 |
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| 31 |
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| 32 | /*******************************************************************************
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| 33 | * Header Files *
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| 34 | *******************************************************************************/
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| 35 | #define LOG_GROUP RTLOGGROUP_THREAD
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| 36 | #include <iprt/thread.h>
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| 37 | #include <iprt/log.h>
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| 38 | #include <iprt/assert.h>
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| 39 | #include <iprt/err.h>
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| 40 | #include "internal/sched.h"
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| 41 |
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| 42 |
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| 43 | /**
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| 44 | * Calculate the scheduling properties for all the threads in the default
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| 45 | * process priority, assuming the current thread have the type enmType.
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| 46 | *
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| 47 | * @returns iprt status code.
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| 48 | * @param enmType The thread type to be assumed for the current thread.
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| 49 | */
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| 50 | int rtSchedNativeCalcDefaultPriority(RTTHREADTYPE enmType)
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| 51 | {
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| 52 | Assert(enmType > RTTHREADTYPE_INVALID && enmType < RTTHREADTYPE_END);
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| 53 | return VINF_SUCCESS;
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| 54 | }
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| 55 |
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| 56 |
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| 57 | /**
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| 58 | * Validates and sets the process priority.
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| 59 | * This will check that all rtThreadNativeSetPriority() will success for all the
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| 60 | * thread types when applied to the current thread.
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| 61 | *
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| 62 | * @returns iprt status code.
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| 63 | * @param enmPriority The priority to validate and set.
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| 64 | * @remark Located in sched.
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| 65 | */
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| 66 | int rtProcNativeSetPriority(RTPROCPRIORITY enmPriority)
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| 67 | {
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| 68 | Assert(enmPriority > RTPROCPRIORITY_INVALID && enmPriority < RTPROCPRIORITY_LAST);
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| 69 | return VINF_SUCCESS;
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| 70 | }
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| 71 |
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| 72 |
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| 73 | /**
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| 74 | * Sets the priority of the thread according to the thread type
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| 75 | * and current process priority.
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| 76 | *
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| 77 | * The RTTHREADINT::enmType member has not yet been updated and will be updated by
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| 78 | * the caller on a successful return.
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| 79 | *
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| 80 | * @returns iprt status code.
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| 81 | * @param pThread The thread in question.
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| 82 | * @param enmType The thread type.
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| 83 | * @remark Located in sched.
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| 84 | */
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| 85 | int rtThreadNativeSetPriority(PRTTHREADINT pThread, RTTHREADTYPE enmType)
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| 86 | {
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| 87 | Assert(enmType > RTTHREADTYPE_INVALID && enmType < RTTHREADTYPE_END);
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| 88 | return VINF_SUCCESS;
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| 89 | }
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| 90 |
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