author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 11 May 2010 17:28:22 +0300 | |
branch | RCL_3 |
changeset 26 | c734af59ce98 |
parent 6 | 0173bcd7697c |
child 43 | c1f20ce4abcf |
permissions | -rw-r--r-- |
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// Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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// All rights reserved. |
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// This component and the accompanying materials are made available |
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// under the terms of the License "Eclipse Public License v1.0" |
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// which accompanies this distribution, and is available |
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// at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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// |
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// Initial Contributors: |
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// Nokia Corporation - initial contribution. |
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// |
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// Contributors: |
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// |
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// Description: |
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// e32test\demandpaging\t_pagetable_limit.cpp |
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// Tests to expose the limit of page table virtual address space. |
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// |
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// |
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//! @SYMTestCaseID KBASE-T_PAGETABLE_LIMIT |
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//! @SYMTestType UT |
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//! @SYMPREQ PREQ1490 |
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//! @SYMTestCaseDesc Tests to expose the limit of page table virtual address space. |
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//! @SYMTestActions Test that a paged page table can always be acquired. |
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//! @SYMTestExpectedResults All tests should pass. |
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//! @SYMTestPriority High |
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//! @SYMTestStatus Implemented |
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#define __E32TEST_EXTENSION__ |
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#include <e32test.h> |
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#include <dptest.h> |
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#include <e32svr.h> |
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#include <u32std.h> |
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#include <hal.h> |
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#include "t_dpcmn.h" |
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RTest test(_L("T_PAGETABLE_LIMIT")); |
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_LIT(KClientPtServerName, "CClientPtServer"); |
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_LIT(KClientProcessName, "T_PAGETABLE_LIMIT"); |
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enum TClientMsgType |
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{ |
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EClientConnect = -1, |
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EClientDisconnect = -2, |
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EClientGetChunk = 0, |
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EClientReadChunks = 1, |
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}; |
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class RDataPagingSession : public RSessionBase |
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{ |
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public: |
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TInt CreateSession(const TDesC& aServerName, TInt aMsgSlots) |
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{ |
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return RSessionBase::CreateSession(aServerName,User::Version(),aMsgSlots); |
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} |
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TInt PublicSendReceive(TInt aFunction, const TIpcArgs &aPtr) |
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{ |
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return (SendReceive(aFunction, aPtr)); |
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} |
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TInt PublicSend(TInt aFunction, const TIpcArgs &aPtr) |
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{ |
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return (Send(aFunction, aPtr)); |
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} |
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}; |
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TInt ClientProcess(TInt aLen) |
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{ |
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// Read the command line to get the number of chunk to map and whether or |
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// not to access their data. |
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HBufC* buf = HBufC::New(aLen); |
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test(buf != NULL); |
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TPtr ptr = buf->Des(); |
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User::CommandLine(ptr); |
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TLex lex(ptr); |
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TInt chunkCount; |
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TInt r = lex.Val(chunkCount); |
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test_KErrNone(r); |
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lex.SkipSpace(); |
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TBool accessData; |
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r = lex.Val(accessData); |
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test_KErrNone(r); |
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RDataPagingSession session; |
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test_KErrNone(session.CreateSession(KClientPtServerName, 1)); |
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RChunk* chunks = new RChunk[chunkCount]; |
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for (TInt i = 0; i < chunkCount; i++) |
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{ |
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TInt r = chunks[i].SetReturnedHandle(session.PublicSendReceive(EClientGetChunk, TIpcArgs(i))); |
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if (r != KErrNone) |
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{ |
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test.Printf(_L("Failed to create a handle to the server's chunk r=%d\n"), r); |
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for (TInt j = 0; j < i; j++) |
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chunks[j].Close(); |
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session.Close(); |
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return r; |
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} |
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test_Value(chunks[i].Size(), chunks[i].Size() >= gPageSize); |
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105 |
} |
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106 |
if (!accessData) |
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107 |
{ |
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108 |
// Touch the 1st page of each of the chunks. |
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109 |
for (TInt i = 0; i < chunkCount; i++) |
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110 |
{ |
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111 |
// Write the chunk data from top to bottom of the chunk's first page. |
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112 |
TUint8* base = chunks[i].Base(); |
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TUint8* end = base + gPageSize - 1; |
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*base = *end; |
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115 |
} |
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116 |
// Tell parent we've touched each chunk. |
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117 |
TInt r = (TThreadId)session.PublicSendReceive(EClientReadChunks,TIpcArgs()); // Assumes id is only 32-bit. |
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118 |
test_KErrNone(r); |
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119 |
for(;;) |
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120 |
{// Wake up every 100ms to be killed by the main process. |
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121 |
User::After(100000); |
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122 |
} |
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123 |
} |
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124 |
else |
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125 |
{ |
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126 |
for (;;) |
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127 |
{ |
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128 |
TInt offset = 0; |
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129 |
for (TInt i = 0; i < chunkCount; i++) |
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130 |
{ |
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131 |
// Write the chunk data from top to bottom of the chunk's first page. |
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132 |
TUint8* base = chunks[i].Base(); |
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TUint8* end = base + gPageSize - 1; |
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134 |
*(base + offset) = *(end - offset); |
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135 |
} |
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136 |
if (++offset >= (gPageSize >> 1)) |
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137 |
offset = 0; |
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138 |
} |
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139 |
} |
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140 |
} |
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141 |
|
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142 |
|
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143 |
void TestMaxPt() |
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144 |
{ |
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145 |
// Flexible memory model reserves 0xF800000-0xFFF00000 for page tables |
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146 |
// this allows 130,048 pages tables. Therefore mapping 1000 one |
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147 |
// page chunks into 256 processes would require 256,000 page tables, i.e. |
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148 |
// more than enough to hit the limit. So that the limit is reached in the middle, |
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149 |
// map 500 unpaged and 500 paged chunks in each process. |
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150 |
const TUint KNumChunks = 1000; |
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151 |
const TUint KPagedChunksStart = (KNumChunks >> 1); |
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152 |
const TUint KNumProcesses = 256; |
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153 |
const TInt KMinFreeRam = (1000 * gPageSize) + (130048 * (gPageSize>>2)); |
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154 |
TInt freeRam; |
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155 |
HAL::Get(HALData::EMemoryRAMFree, freeRam); |
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156 |
if (freeRam < KMinFreeRam) |
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157 |
{ |
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158 |
test.Printf(_L("Only 0x%x bytes of free RAM not enough to perform the test. Skipping test.\n"), freeRam); |
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159 |
return; |
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160 |
} |
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161 |
|
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162 |
// Remove the maximum limit on the cache size as the test requires that it can |
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163 |
// allocate as many page tables as possible but without stealing any pages as |
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164 |
// stealing pages may indirectly steal paged page table pages. |
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165 |
TUint minCacheSize, maxCacheSize, currentCacheSize; |
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166 |
DPTest::CacheSize(minCacheSize,maxCacheSize,currentCacheSize); |
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167 |
test_KErrNone(DPTest::SetCacheSize(minCacheSize, KMaxTUint)); |
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|
168 |
|
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|
169 |
RServer2 ptServer; |
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|
170 |
TInt r = ptServer.CreateGlobal(KClientPtServerName); |
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171 |
test_KErrNone(r); |
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|
172 |
|
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173 |
// Create the global unpaged chunks. They have one page committed |
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174 |
// but have a maximum size large enough to prevent their page tables being |
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175 |
// shared between the chunks. On arm with 4KB pages each page table maps 1MB |
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176 |
// so make chunk 1MB+4KB so chunk requires 2 page tables and is not aligned on |
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177 |
// a 1MB boundary so it is a fine memory object. |
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178 |
const TUint KChunkSize = (1024 * 1024) + gPageSize; |
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179 |
RChunk* chunks = new RChunk[KNumChunks]; |
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180 |
TChunkCreateInfo createInfo; |
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181 |
createInfo.SetNormal(gPageSize, KChunkSize); |
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182 |
createInfo.SetGlobal(KNullDesC); |
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183 |
createInfo.SetPaging(TChunkCreateInfo::EUnpaged); |
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184 |
TUint i = 0; |
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185 |
for (; i < KPagedChunksStart; i++) |
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186 |
{ |
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187 |
r = chunks[i].Create(createInfo); |
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188 |
test_KErrNone(r); |
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189 |
} |
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190 |
// Create paged chunks. |
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191 |
createInfo.SetPaging(TChunkCreateInfo::EPaged); |
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192 |
for (; i< KNumChunks; i++) |
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193 |
{ |
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|
194 |
r = chunks[i].Create(createInfo); |
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195 |
test_KErrNone(r); |
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196 |
} |
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|
197 |
|
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198 |
// Start remote processes, giving each process handles to each chunk. |
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199 |
RProcess* processes = new RProcess[KNumProcesses]; |
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200 |
RMessage2 ptMessage; |
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|
201 |
TUint processIndex = 0; |
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202 |
TUint processLimit = 0; |
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203 |
for (; processIndex < KNumProcesses; processIndex++) |
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204 |
{ |
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205 |
// Start the process. |
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206 |
test.Printf(_L("Creating process %d\n"), processIndex); |
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|
207 |
TBuf<80> args; |
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diff
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|
208 |
args.AppendFormat(_L("%d %d"), KNumChunks, EFalse); |
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Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
209 |
r = processes[processIndex].Create(KClientProcessName, args); |
0173bcd7697c
Revision: 201001
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parents:
diff
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|
210 |
test_KErrNone(r); |
0173bcd7697c
Revision: 201001
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parents:
diff
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|
211 |
TRequestStatus s; |
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Revision: 201001
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parents:
diff
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|
212 |
processes[processIndex].Logon(s); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
213 |
test_Equal(KRequestPending, s.Int()); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
214 |
processes[processIndex].Resume(); |
0173bcd7697c
Revision: 201001
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parents:
diff
changeset
|
215 |
|
0173bcd7697c
Revision: 201001
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parents:
diff
changeset
|
216 |
ptServer.Receive(ptMessage); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
217 |
test_Equal(EClientConnect, ptMessage.Function()); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
218 |
ptMessage.Complete(KErrNone); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
219 |
TInt func = EClientGetChunk; |
0173bcd7697c
Revision: 201001
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parents:
diff
changeset
|
220 |
TUint chunkIndex = 0; |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
221 |
for (; chunkIndex < KNumChunks && func == EClientGetChunk; chunkIndex++) |
0173bcd7697c
Revision: 201001
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parents:
diff
changeset
|
222 |
{// Pass handles to all the unpaged chunks to the new process. |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
223 |
ptServer.Receive(ptMessage); |
0173bcd7697c
Revision: 201001
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parents:
diff
changeset
|
224 |
func = ptMessage.Function(); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
225 |
if (func == EClientGetChunk) |
0173bcd7697c
Revision: 201001
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parents:
diff
changeset
|
226 |
{ |
0173bcd7697c
Revision: 201001
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parents:
diff
changeset
|
227 |
TUint index = ptMessage.Int0(); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
228 |
ptMessage.Complete(chunks[index]); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
229 |
} |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
230 |
} |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
231 |
if (func != EClientGetChunk) |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
232 |
{ |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
233 |
// Should hit the limit of page tables and this process instance should exit |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
234 |
// sending a disconnect message in the process. |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
235 |
test_Equal(EClientDisconnect, func); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
236 |
// Should only fail when mapping unpaged chunks. |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
237 |
test_Value(chunkIndex, chunkIndex < (KNumChunks >> 1)); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
238 |
break; |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
239 |
} |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
240 |
// Wait for the process to access all the chunks and therefore |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
241 |
// allocate the paged page tables before moving onto the next process. |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
242 |
ptServer.Receive(ptMessage); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
243 |
func = ptMessage.Function(); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
244 |
test_Equal(EClientReadChunks, func); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
245 |
ptMessage.Complete(KErrNone); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
246 |
|
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
247 |
// Should have mapped all the required chunks. |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
248 |
test_Equal(KNumChunks, chunkIndex); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
249 |
} |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
250 |
// Should hit page table limit before KNumProcesses have been created. |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
251 |
test_Value(processIndex, processIndex < KNumProcesses - 1); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
252 |
processLimit = processIndex; |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
253 |
|
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
254 |
// Now create more processes to access paged data even though the page table |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
255 |
// address space has been exhausted. Limit to 10 more processes as test takes |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
256 |
// long enough already. |
0173bcd7697c
Revision: 201001
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parents:
diff
changeset
|
257 |
processIndex++; |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
258 |
TUint excessProcesses = KNumProcesses - processIndex; |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
259 |
TUint pagedIndexEnd = (excessProcesses > 10)? processIndex + 10 : processIndex + excessProcesses; |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
260 |
for (; processIndex < pagedIndexEnd; processIndex++) |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
261 |
{ |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
262 |
// Start the process. |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
263 |
test.Printf(_L("Creating process %d\n"), processIndex); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
264 |
TBuf<80> args; |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
265 |
args.AppendFormat(_L("%d %d"), KNumChunks-KPagedChunksStart, ETrue); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
266 |
r = processes[processIndex].Create(KClientProcessName, args); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
267 |
if (r != KErrNone) |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
268 |
{// Have hit the limit of processes. |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
269 |
processIndex--; |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
270 |
// Should have created at least one more process. |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
271 |
test_Value(processIndex, processIndex > processLimit); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
272 |
break; |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
273 |
} |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
274 |
TRequestStatus s; |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
275 |
processes[processIndex].Logon(s); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
276 |
test_Equal(KRequestPending, s.Int()); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
277 |
processes[processIndex].Resume(); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
278 |
|
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
279 |
ptServer.Receive(ptMessage); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
280 |
test_Equal(EClientConnect, ptMessage.Function()); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
281 |
ptMessage.Complete(KErrNone); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
282 |
|
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
283 |
TInt func = EClientGetChunk; |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
284 |
TUint chunkIndex = KPagedChunksStart; |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
285 |
for (; chunkIndex < KNumChunks && func == EClientGetChunk; chunkIndex++) |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
286 |
{// Pass handles to all the unpaged chunks to the new process. |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
287 |
ptServer.Receive(ptMessage); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
288 |
func = ptMessage.Function(); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
289 |
if (func == EClientGetChunk) |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
290 |
{ |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
291 |
TUint index = ptMessage.Int0() + KPagedChunksStart; |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
292 |
ptMessage.Complete(chunks[index]); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
293 |
} |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
294 |
} |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
295 |
if (func != EClientGetChunk) |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
296 |
{// Reached memory limits so exit. |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
297 |
test_Equal(EClientDisconnect, func); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
298 |
// Should have created at least one more process. |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
299 |
test_Value(processIndex, processIndex > processLimit+1); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
300 |
break; |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
301 |
} |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
302 |
|
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
303 |
// Should have mapped all the required chunks. |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
304 |
test_Equal(KNumChunks, chunkIndex); |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
305 |
} |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
306 |
// If we reached the end of then ensure that we kill only the running processes. |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
307 |
if (processIndex == pagedIndexEnd) |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
308 |
processIndex--; |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
309 |
// Kill all the remote processes |
0173bcd7697c
Revision: 201001
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
310 |
for(TInt j = processIndex; j >= 0; j--) |
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Revision: 201001
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{ |
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test.Printf(_L("killing process %d\n"), j); |
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TRequestStatus req; |
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processes[j].Logon(req); |
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if (req == KRequestPending) |
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{ |
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processes[j].Kill(KErrNone); |
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User::WaitForRequest(req); |
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} |
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processes[j].Close(); |
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} |
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delete[] processes; |
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// Close the chunks. |
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for (TUint k = 0; k < KNumChunks; k++) |
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chunks[k].Close(); |
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delete[] chunks; |
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|
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test_KErrNone(DPTest::SetCacheSize(minCacheSize, maxCacheSize)); |
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} |
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|
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|
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TInt E32Main() |
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{ |
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test_KErrNone(UserHal::PageSizeInBytes(gPageSize)); |
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|
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TUint len = User::CommandLineLength(); |
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if (len > 0) |
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{ |
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return ClientProcess(len); |
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} |
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|
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test.Title(); |
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test_KErrNone(GetGlobalPolicies()); |
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|
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if (!gDataPagingSupported) |
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{ |
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test.Printf(_L("Data paging not enabled so skipping test...\n")); |
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return KErrNone; |
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} |
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|
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test.Start(_L("Test the system can always acquire a paged page table")); |
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TestMaxPt(); |
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|
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test.End(); |
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return KErrNone; |
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} |