1 | Memory Management Manager |
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2 | ######################### |
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3 | |
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4 | Introduction |
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5 | ============ |
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6 | |
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7 | The |
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8 | memory management manager is ... |
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9 | |
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10 | The directives provided by the memory management manager are: |
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11 | |
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12 | - ``mlockall`` - Lock the Address Space of a Process |
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13 | |
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14 | - ``munlockall`` - Unlock the Address Space of a Process |
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15 | |
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16 | - ``mlock`` - Lock a Range of the Process Address Space |
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17 | |
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18 | - ``munlock`` - Unlock a Range of the Process Address Space |
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19 | |
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20 | - ``mmap`` - Map Process Addresses to a Memory Object |
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21 | |
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22 | - ``munmap`` - Unmap Previously Mapped Addresses |
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23 | |
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24 | - ``mprotect`` - Change Memory Protection |
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25 | |
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26 | - ``msync`` - Memory Object Synchronization |
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27 | |
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28 | - ``shm_open`` - Open a Shared Memory Object |
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29 | |
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30 | - ``shm_unlink`` - Remove a Shared Memory Object |
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31 | |
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32 | Background |
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33 | ========== |
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34 | |
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35 | There is currently no text in this section. |
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36 | |
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37 | Operations |
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38 | ========== |
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39 | |
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40 | There is currently no text in this section. |
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41 | |
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42 | Directives |
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43 | ========== |
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44 | |
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45 | This section details the memory management managerâs directives. |
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46 | A subsection is dedicated to each of this managerâs directives |
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47 | and describes the calling sequence, related constants, usage, |
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48 | and status codes. |
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49 | |
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50 | mlockall - Lock the Address Space of a Process |
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51 | ---------------------------------------------- |
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52 | .. index:: mlockall |
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53 | .. index:: lock the address space of a process |
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54 | |
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55 | **CALLING SEQUENCE:** |
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56 | |
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57 | .. code:: c |
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58 | |
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59 | int mlockall( |
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60 | ); |
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61 | |
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62 | **STATUS CODES:** |
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63 | |
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64 | *E* |
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65 | The |
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66 | |
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67 | **DESCRIPTION:** |
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68 | |
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69 | **NOTES:** |
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70 | |
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71 | munlockall - Unlock the Address Space of a Process |
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72 | -------------------------------------------------- |
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73 | .. index:: munlockall |
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74 | .. index:: unlock the address space of a process |
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75 | |
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76 | **CALLING SEQUENCE:** |
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77 | |
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78 | .. code:: c |
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79 | |
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80 | int munlockall( |
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81 | ); |
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82 | |
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83 | **STATUS CODES:** |
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84 | |
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85 | *E* |
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86 | The |
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87 | |
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88 | **DESCRIPTION:** |
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89 | |
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90 | **NOTES:** |
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91 | |
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92 | mlock - Lock a Range of the Process Address Space |
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93 | ------------------------------------------------- |
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94 | .. index:: mlock |
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95 | .. index:: lock a range of the process address space |
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96 | |
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97 | **CALLING SEQUENCE:** |
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98 | |
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99 | .. code:: c |
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100 | |
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101 | int mlock( |
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102 | ); |
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103 | |
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104 | **STATUS CODES:** |
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105 | |
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106 | *E* |
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107 | The |
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108 | |
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109 | **DESCRIPTION:** |
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110 | |
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111 | **NOTES:** |
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112 | |
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113 | munlock - Unlock a Range of the Process Address Space |
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114 | ----------------------------------------------------- |
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115 | .. index:: munlock |
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116 | .. index:: unlock a range of the process address space |
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117 | |
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118 | **CALLING SEQUENCE:** |
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119 | |
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120 | .. code:: c |
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121 | |
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122 | int munlock( |
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123 | ); |
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124 | |
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125 | **STATUS CODES:** |
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126 | |
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127 | *E* |
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128 | The |
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129 | |
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130 | **DESCRIPTION:** |
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131 | |
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132 | **NOTES:** |
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133 | |
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134 | mmap - Map Process Addresses to a Memory Object |
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135 | ----------------------------------------------- |
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136 | .. index:: mmap |
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137 | .. index:: map process addresses to a memory object |
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138 | |
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139 | **CALLING SEQUENCE:** |
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140 | |
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141 | .. code:: c |
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142 | |
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143 | int mmap( |
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144 | ); |
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145 | |
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146 | **STATUS CODES:** |
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147 | |
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148 | *E* |
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149 | The |
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150 | |
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151 | **DESCRIPTION:** |
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152 | |
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153 | **NOTES:** |
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154 | |
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155 | munmap - Unmap Previously Mapped Addresses |
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156 | ------------------------------------------ |
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157 | .. index:: munmap |
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158 | .. index:: unmap previously mapped addresses |
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159 | |
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160 | **CALLING SEQUENCE:** |
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161 | |
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162 | .. code:: c |
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163 | |
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164 | int munmap( |
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165 | ); |
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166 | |
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167 | **STATUS CODES:** |
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168 | |
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169 | *E* |
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170 | The |
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171 | |
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172 | **DESCRIPTION:** |
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173 | |
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174 | **NOTES:** |
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175 | |
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176 | mprotect - Change Memory Protection |
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177 | ----------------------------------- |
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178 | .. index:: mprotect |
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179 | .. index:: change memory protection |
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180 | |
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181 | **CALLING SEQUENCE:** |
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182 | |
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183 | .. code:: c |
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184 | |
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185 | int mprotect( |
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186 | ); |
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187 | |
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188 | **STATUS CODES:** |
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189 | |
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190 | *E* |
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191 | The |
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192 | |
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193 | **DESCRIPTION:** |
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194 | |
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195 | **NOTES:** |
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196 | |
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197 | msync - Memory Object Synchronization |
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198 | ------------------------------------- |
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199 | .. index:: msync |
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200 | .. index:: memory object synchronization |
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201 | |
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202 | **CALLING SEQUENCE:** |
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203 | |
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204 | .. code:: c |
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205 | |
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206 | int msync( |
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207 | ); |
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208 | |
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209 | **STATUS CODES:** |
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210 | |
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211 | *E* |
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212 | The |
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213 | |
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214 | **DESCRIPTION:** |
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215 | |
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216 | **NOTES:** |
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217 | |
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218 | shm_open - Open a Shared Memory Object |
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219 | -------------------------------------- |
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220 | .. index:: shm_open |
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221 | .. index:: open a shared memory object |
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222 | |
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223 | **CALLING SEQUENCE:** |
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224 | |
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225 | .. code:: c |
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226 | |
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227 | int shm_open( |
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228 | ); |
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229 | |
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230 | **STATUS CODES:** |
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231 | |
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232 | *E* |
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233 | The |
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234 | |
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235 | **DESCRIPTION:** |
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236 | |
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237 | **NOTES:** |
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238 | |
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239 | shm_unlink - Remove a Shared Memory Object |
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240 | ------------------------------------------ |
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241 | .. index:: shm_unlink |
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242 | .. index:: remove a shared memory object |
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243 | |
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244 | **CALLING SEQUENCE:** |
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245 | |
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246 | .. code:: c |
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247 | |
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248 | int shm_unlink( |
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249 | ); |
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250 | |
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251 | **STATUS CODES:** |
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252 | |
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253 | *E* |
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254 | The |
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255 | |
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256 | **DESCRIPTION:** |
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257 | |
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258 | **NOTES:** |
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259 | |
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260 | .. COMMENT: COPYRIGHT (c) 1988-2002. |
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261 | |
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262 | .. COMMENT: On-Line Applications Research Corporation (OAR). |
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263 | |
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264 | .. COMMENT: All rights reserved. |
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265 | |
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