diff -r a179b74831c9 -r c1f20ce4abcf kerneltest/e32test/defrag/t_ramdefrag.cpp
--- a/kerneltest/e32test/defrag/t_ramdefrag.cpp	Thu Aug 19 11:14:22 2010 +0300
+++ b/kerneltest/e32test/defrag/t_ramdefrag.cpp	Tue Aug 31 16:34:26 2010 +0300
@@ -543,7 +543,20 @@
 	Ldd.ResetDriver();
 	
 	Ldd.CallDefrag(DEFRAG_TYPE_GEN, DEFRAG_VER_SYNC);
-	if (VerifyMovDisAlloc() != KErrNone)
+	TInt r;
+	r = VerifyMovDisAlloc();
+	if (r == KErrGeneral)
+		{
+		// A rare set of circumstances may cause some of the movable pages to be in
+		// use during the defrag and thus not be moved to the correct RAM zone. Run
+		// the defrag once more to give it a chance to move these pages. We ensure
+		// that there is no pending asynchronous clean up operation before doing so.
+		UserSvr::HalFunction(EHalGroupKernel, EKernelHalSupervisorBarrier, 0, 0);
+		Ldd.CallDefrag(DEFRAG_TYPE_GEN, DEFRAG_VER_SYNC);
+		r = VerifyMovDisAlloc();
+		}
+
+	if (r != KErrNone)
 		{
 		CLEANUP(;);
 		TEST_FAIL;
@@ -7078,16 +7091,20 @@
 //! @SYMPREQ					PREQ308
 //! @SYMTestPriority			High
 //! @SYMTestActions				
-//! 	1.	Allocate fixed pages and call function to free all fixed pages allocated.  
+//! 	1.	Allocate fixed pages and call function to free all fixed pages allocated.
+//!		2.	Claim a RAM zone and then free it via Epoc::FreeRamZone().
+//!		3.	Invoke Epoc::FreeRamZone() with an invalid RAM zone ID.
 //! 
 //! @SYMTestExpectedResults
 //! 	1.	KErrNone
+//!		2.	KErrNone
+//!		3.	KErrArgument
 //---------------------------------------------------------------------------------------------------------------------
 TInt TestFreeZone()
 	{
 	TInt r = 0;
 	TUint zoneID = 0;
-	test.Start(_L("Test1: Free allocated pages"));	
+	test.Start(_L("Test1: Freeing allocated pages"));	
 	TestStart();	
 	
 	TInt pages = 50;
@@ -7133,7 +7150,58 @@
 			}
 		}
 	TestEnd();
-
+	test.End();
+
+	test.Start(_L("Test2: Epoc::FreeRamZone() on a claimed RAM zone"));
+	TestStart();
+	GetAllPageInfo();
+	TUint zoneIndex = 0;
+	while (zoneIndex < gZoneCount)
+		{
+		if (gZoneUtilArray[zoneIndex].iFreePages == gZoneUtilArray[zoneIndex].iPhysPages)
+			break;
+		zoneIndex++;
+		}
+	if (zoneIndex >= gZoneCount)
+		{
+		test.Printf(_L("Cannot find zone to perform test, Skipping test step...\n"));
+		goto Test2End;
+		}
+	zoneID = gZoneConfigArray[zoneIndex].iZoneId;
+	r = Ldd.CallDefrag(DEFRAG_TYPE_CLAIM, DEFRAG_VER_SYNC, zoneID);
+	if (r != KErrNone)
+		{
+		test.Printf(_L("Fail: r = %d, expected = %d\n"), r, KErrNone);
+		TEST_FAIL;
+		}
+	GetAllPageInfo();
+	if (gZoneUtilArray[zoneIndex].iPhysPages != gZoneUtilArray[zoneIndex].iAllocFixed)
+		{
+		test.Printf(_L("Fail: RAM zone ID %d not claimed successfully"), zoneID);
+		TEST_FAIL;
+		}
+	r = Ldd.FreeZoneId(zoneID);
+	GetAllPageInfo();
+	if (r != KErrNone ||
+		gZoneUtilArray[zoneIndex].iPhysPages != gZoneUtilArray[zoneIndex].iFreePages)
+		{
+		test.Printf(_L("Fail: RAM zone ID %d not freed successfully r=%d"), zoneID, r);
+		TEST_FAIL;
+		}
+Test2End:
+	TestEnd();
+	test.End();
+
+	test.Start(_L("Test2: Epoc::FreeRamZone() on an invalid RAM zone"));
+	TestStart();
+	r = Ldd.FreeZoneId(KInvalidZoneID);
+	if (r != KErrArgument)
+		{
+		test.Printf(_L("Fail: Error RAM zone ID %d r=%d"), KInvalidZoneID, r);
+		TEST_FAIL;
+		}
+	
+	TestEnd();
 	test.End();
 	return KErrNone;
 	}