diff -r 000000000000 -r bde4ae8d615e os/kernelhwsrv/kerneltest/e32test/misc/t_stres1.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/os/kernelhwsrv/kerneltest/e32test/misc/t_stres1.cpp	Fri Jun 15 03:10:57 2012 +0200
@@ -0,0 +1,290 @@
+// Copyright (c) 1996-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the License "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// e32test\misc\t_stres1.cpp
+// 
+//
+
+#include <e32test.h>
+#include "u32std.h"
+#include <e32atomics.h>
+#include "../misc/prbs.h"
+
+RTest test(_L("T_STRES1"));
+
+_LIT(KLibraryFileName,"STRES1");
+
+LOCAL_D RMutex Mutex;
+LOCAL_D RSemaphore Semaphore;
+LOCAL_D RChunk Chunk;
+LOCAL_D RLibrary Library;
+
+LOCAL_D TBool CheckerHasRun=EFalse;
+LOCAL_D TInt TotalChecks=0;
+LOCAL_D TInt CheckerBumped=0;
+LOCAL_D TInt HeapUserIterations=0;
+LOCAL_D TInt CreatorIterations=0;
+LOCAL_D RSemaphore KillerSem;
+
+LOCAL_C TInt HeapChecker(TAny*)
+	{
+	TInt n=0;
+	FOREVER
+		{
+		User::Allocator().Check();
+		TotalChecks++;
+		CheckerHasRun=ETrue;
+		if (++n==4)
+			{
+			n=0;
+			User::CompressAllHeaps();
+			}
+		RThread().SetPriority(EPriorityMuchLess);
+		}
+	}
+
+LOCAL_C TAny* HeapAlloc(TUint* aSeed)
+	{
+	TInt size=(Random(aSeed)&0x3ffc)+8;
+	TUint32* p=(TUint32*)User::Alloc(size);
+	if (p)
+		{
+		size=User::Allocator().AllocLen(p);
+		p[0]=aSeed[0];
+		p[1]=aSeed[1];
+		TInt i;
+		for (i=2; i<(size>>2); i++)
+			p[i]=Random(aSeed);
+		}
+	return p;
+	}
+
+LOCAL_C void HeapFree(TAny* aPtr)
+	{
+	if (!aPtr)
+		return;
+	TInt size=User::Allocator().AllocLen(aPtr);
+	TUint32* p=(TUint32*)aPtr;
+	TUint seed[2];
+	seed[0]=p[0];
+	seed[1]=p[1];
+	TInt i;
+	for (i=2; i<(size>>2); i++)
+		{
+		if (p[i]!=Random(seed))
+			User::Panic(_L("VERIFY"),i);
+		}
+	User::Free(p);
+	}
+
+LOCAL_C TInt HeapUser(TAny* aSeed)
+	{
+	TUint seed[2];
+	seed[0]=(TUint)aSeed;
+	seed[1]=0;
+	FOREVER
+		{
+		TAny* p0=HeapAlloc(seed);
+		TAny* p1=HeapAlloc(seed);
+		TAny* p2=HeapAlloc(seed);
+		HeapFree(p1);
+		TAny* p3=HeapAlloc(seed);
+		TAny* p4=HeapAlloc(seed);
+		HeapFree(p4);
+		HeapFree(p0);
+		TAny* p5=HeapAlloc(seed);
+		HeapFree(p2);
+		TAny* p6=HeapAlloc(seed);
+		TAny* p7=HeapAlloc(seed);
+		HeapFree(p3);
+		HeapFree(p7);
+		HeapFree(p5);
+		HeapFree(p6);
+		__e32_atomic_add_ord32(&HeapUserIterations, 1);
+		TInt ms=Random(seed)&63;
+		TTimeIntervalMicroSeconds32 wait(1000*ms);
+		User::AfterHighRes(wait);
+		}
+	}
+
+LOCAL_C TInt KernelObjectCreator(TAny* aSeed)
+	{
+	TUint seed[2];
+	seed[0]=(TUint)aSeed;
+	seed[1]=0;
+	FOREVER
+		{
+		TInt rm=Mutex.CreateLocal(EOwnerThread);
+		TInt rs=Semaphore.CreateLocal(0,EOwnerThread);
+		TInt rc=Chunk.CreateLocal(0x10000,0x100000,EOwnerThread);
+		TInt rl=Library.Load(KLibraryFileName);
+		if (rm==KErrNone)
+			{
+			Mutex.Close();
+			}
+		if (rs==KErrNone)
+			{
+			Semaphore.Close();
+			}
+		if (rc==KErrNone)
+			{
+			Chunk.Close();
+			}
+		if (rl==KErrNone)
+			{
+			Library.Close();
+			}
+		CreatorIterations++;
+		TInt ms=Random(seed)&63;
+		TTimeIntervalMicroSeconds32 wait(1000*ms);
+		User::AfterHighRes(wait);
+		}
+	}
+
+LOCAL_C TInt KillerThread(TAny* aSeed)
+	{
+	TUint seed[2];
+	seed[0]=(TUint)aSeed;
+	seed[1]=0;
+	FOREVER
+		{
+		KillerSem.Wait();
+		TInt ms=Random(seed)&127;
+		ms+=32;
+		TTimeIntervalMicroSeconds32 wait(1000*ms);
+		User::AfterHighRes(wait);
+		RThread t;
+		TFindThread ft(_L("*Creator"));
+		TFullName fn;
+		TInt r=ft.Next(fn);
+		if (r!=KErrNone)
+			User::Panic(_L("FindErr"),r);
+		r=t.Open(ft);
+		if (r!=KErrNone)
+			User::Panic(_L("OpenErr"),r);
+		t.Kill(1);
+		t.Close();
+		}
+	}
+
+LOCAL_C TInt StartThread(const TDesC& aName, TThreadFunction aFunction, TAny* aPtr, TThreadPriority aPriority, RThread* aThread)
+	{
+	RThread t;
+	TInt r=t.Create(aName,aFunction,0x1000,NULL,aPtr);
+	if (r!=KErrNone)
+		return r;
+	t.SetPriority(aPriority);
+	t.Resume();
+	if (aThread)
+		aThread->SetHandle(t.Handle());
+	else
+		t.Close();
+	return r;
+	}
+
+LOCAL_C void Initialise(RThread& aChecker)
+	{
+	TInt r=StartThread(_L("HeapChecker"),HeapChecker,NULL,EPriorityMuchLess,&aChecker);
+	test(r==KErrNone);
+	r=StartThread(_L("HeapUser1"),HeapUser,(TAny*)0xb504f333,EPriorityNormal,NULL);
+	test(r==KErrNone);
+	r=StartThread(_L("HeapUser2"),HeapUser,(TAny*)0xddb3d743,EPriorityNormal,NULL);
+	test(r==KErrNone);
+	r=StartThread(_L("Creator"),KernelObjectCreator,(TAny*)0xadf85458,EPriorityNormal,NULL);
+	test(r==KErrNone);
+	r=KillerSem.CreateLocal(1);
+	test(r==KErrNone);
+	r=StartThread(_L("Killer"),KillerThread,(TAny*)0xb17217f8,EPriorityMore,NULL);
+	test(r==KErrNone);
+	}
+
+LOCAL_C void Restart(const TDesC&)
+	{
+	FOREVER
+		{
+		TInt r=StartThread(_L("Creator"),KernelObjectCreator,(TAny*)0xadf85458,EPriorityNormal,NULL);
+		if (r==KErrNone)
+			break;
+		User::After(15000);
+		}
+	KillerSem.Signal();
+	}
+
+GLDEF_C TInt E32Main()
+	{
+	test.Title();
+
+	RThread().SetPriority(EPriorityMuchMore);
+	RThread checker;
+
+	test.Start(_L("Initialise"));
+	Initialise(checker);
+
+	test.Next(_L("Create undertaker"));
+	RUndertaker u;
+	TInt r=u.Create();
+	test(r==KErrNone);
+	test.Next(_L("Create timer"));
+	RTimer timer;
+	r=timer.CreateLocal();
+	test(r==KErrNone);
+	TInt tick=0;
+	TRequestStatus su;
+	TRequestStatus st;
+	TInt h=0;
+	test.Next(_L("Logon to undertaker"));
+	u.Logon(su,h);
+	test.Next(_L("Start timer"));
+	timer.After(st,500000);
+	FOREVER
+		{
+		User::WaitForRequest(su,st);
+		if (su!=KRequestPending)
+			{
+			RThread t;
+			t.SetHandle(h);
+			TName n=t.Name();
+			TExitType exitType=t.ExitType();
+			TInt exitReason=t.ExitReason();
+			TName exitCategory=t.ExitCategory();
+			t.Close();
+			if (exitType==EExitPanic)
+				{
+				test.Printf(_L("Thread %S Panic %S %d\n"),&n,&exitCategory,exitReason);
+				test(0);
+				}
+			if (exitType==EExitKill)
+				{
+				Restart(n);
+				}
+			h=0;
+			u.Logon(su,h);
+			}
+		if (st!=KRequestPending)
+			{
+			if (!CheckerHasRun)
+				{
+				checker.SetPriority(EPriorityMuchMore);
+				CheckerBumped++;
+				}
+			CheckerHasRun=EFalse;
+			if (++tick==4)
+				{
+				tick=0;
+				test.Printf(_L("Heap user iterations %d Creator iterations %d\n"),HeapUserIterations,CreatorIterations);
+				test.Printf(_L("Checks %d Bumped %d\n"),TotalChecks,CheckerBumped);
+				}
+			timer.After(st,500000);
+			}
+		}
+	}