tstR0ThreadPreemption.cpp revision 66ed543480df7dbb3485b32c3f680a09a9afa052
/* $Id$ */
/** @file
* IPRT R0 Testcase - Thread Preemption.
*/
/*
* Copyright (C) 2009 Sun Microsystems, Inc.
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 USA or visit http://www.sun.com if you need
* additional information or have any questions.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#include "tstR0ThreadPreemption.h"
/**
* Service request callback function.
*
* @returns VBox status code.
* @param pSession The caller's session.
* @param u64Arg 64-bit integer argument.
* @param pReqHdr The request header. Input / Output. Optional.
*/
{
if (u64Arg)
return VERR_INVALID_PARAMETER;
return VERR_INVALID_PARAMETER;
return VERR_INVALID_PARAMETER;
*pszErr = '\0';
/*
* The big switch.
*/
switch (uOperation)
{
break;
break;
{
break;
}
{
{
if (ASMGetFlags() & X86_EFL_IF)
{
bool fPending;
do
{
cLoops++;
} while ( !fPending
if (fPending)
else
}
else
}
else
break;
}
default:
break;
}
/* The error indicator is the '!' in the message buffer. */
return VINF_SUCCESS;
}