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style="fill:none;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;marker-start:url(#Arrow2Lstart);marker-end:url(#Arrow2Lend)" 118 d="m 97.580736,477.4048 183.140664,0" 119 id="path2997" 120 inkscape:connector-curvature="0" 121 sodipodi:nodetypes="cc" /> 122 <path 123 style="fill:none;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" 124 d="m 96.752718,465.38398 0,22.62742" 125 id="path4397" 126 inkscape:connector-curvature="0" 127 sodipodi:nodetypes="cc" /> 128 <path 129 style="fill:none;stroke:#000000;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" 130 d="m 281.54942,465.38397 0,22.62742" 131 id="path4397-5" 132 inkscape:connector-curvature="0" 133 sodipodi:nodetypes="cc" /> 134 </g> 135 </g> 136 <text 137 xml:space="preserve" 138 style="font-size:10px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:center;line-height:125%;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anchor:middle;fill:#000000;fill-opacity:1;stroke:none;font-family:monospace;-inkscape-font-specification:monospace" 139 x="112.04738" 140 y="268.18076" 141 id="text4429" 142 sodipodi:linespacing="125%"><tspan 143 sodipodi:role="line" 144 id="tspan4431" 145 x="112.04738" 146 y="268.18076">WRITE_ONCE(a, 1);</tspan></text> 147 <text 148 xml:space="preserve" 149 style="font-size:10px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:center;line-height:125%;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anchor:middle;fill:#000000;fill-opacity:1;stroke:none;font-family:monospace;-inkscape-font-specification:monospace" 150 x="112.04738" 151 y="439.13766" 152 id="text4441" 153 sodipodi:linespacing="125%"><tspan 154 sodipodi:role="line" 155 id="tspan4443" 156 x="112.04738" 157 y="439.13766">WRITE_ONCE(b, 1);</tspan></text> 158 <text 159 xml:space="preserve" 160 style="font-size:10px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:center;line-height:125%;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anchor:middle;fill:#000000;fill-opacity:1;stroke:none;font-family:monospace;-inkscape-font-specification:monospace" 161 x="255.60869" 162 y="309.29346" 163 id="text4445" 164 sodipodi:linespacing="125%"><tspan 165 sodipodi:role="line" 166 id="tspan4447" 167 x="255.60869" 168 y="309.29346">r1 = READ_ONCE(a);</tspan></text> 169 <text 170 xml:space="preserve" 171 style="font-size:10px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:center;line-height:125%;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anchor:middle;fill:#000000;fill-opacity:1;stroke:none;font-family:monospace;-inkscape-font-specification:monospace" 172 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style="font-size:10px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:center;line-height:125%;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anchor:middle;fill:#000000;fill-opacity:1;stroke:none;font-family:monospace;-inkscape-font-specification:monospace" 194 x="396.10254" 195 y="582.13617" 196 id="text4457" 197 sodipodi:linespacing="125%"><tspan 198 sodipodi:role="line" 199 id="tspan4459" 200 x="396.10254" 201 y="582.13617">r3 = READ_ONCE(c);</tspan></text> 202 <text 203 xml:space="preserve" 204 style="font-size:10px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:center;line-height:125%;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anchor:middle;fill:#000000;fill-opacity:1;stroke:none;font-family:monospace;-inkscape-font-specification:monospace" 205 x="112.08231" 206 y="213.91006" 207 id="text4461" 208 sodipodi:linespacing="125%"><tspan 209 sodipodi:role="line" 210 id="tspan4463" 211 x="112.08231" 212 y="213.91006">thread0()</tspan></text> 213 <text 214 xml:space="preserve" 215 style="font-size:10px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:center;line-height:125%;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anchor:middle;fill:#000000;fill-opacity:1;stroke:none;font-family:monospace;-inkscape-font-specification:monospace" 216 x="252.34512" 217 y="213.91006" 218 id="text4461-6" 219 sodipodi:linespacing="125%"><tspan 220 sodipodi:role="line" 221 id="tspan4463-0" 222 x="252.34512" 223 y="213.91006">thread1()</tspan></text> 224 <text 225 xml:space="preserve" 226 style="font-size:10px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:center;line-height:125%;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anchor:middle;fill:#000000;fill-opacity:1;stroke:none;font-family:monospace;-inkscape-font-specification:monospace" 227 x="396.42557" 228 y="213.91006" 229 id="text4461-2" 230 sodipodi:linespacing="125%"><tspan 231 sodipodi:role="line" 232 id="tspan4463-2" 233 x="396.42557" 234 y="213.91006">thread2()</tspan></text> 235 <rect 236 style="fill:none;stroke:#000000;stroke-width:1;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0" 237 id="rect4495" 238 width="436.28488" 239 height="416.4859" 240 x="34.648232" 241 y="191.10612" /> 242 <path 243 style="fill:none;stroke:#000000;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0" 244 d="m 183.14066,191.10612 0,417.193 -0.70711,0" 245 id="path4497" 246 inkscape:connector-curvature="0" /> 247 <path 248 style="fill:none;stroke:#000000;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0" 249 d="m 325.13867,191.10612 0,417.193 -0.70711,0" 250 id="path4497-5" 251 inkscape:connector-curvature="0" /> 252 <text 253 xml:space="preserve" 254 style="font-size:10px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:center;line-height:125%;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anchor:middle;fill:#000000;fill-opacity:1;stroke:none;font-family:monospace;-inkscape-font-specification:monospace" 255 x="111.75929" 256 y="251.53981" 257 id="text4429-8" 258 sodipodi:linespacing="125%"><tspan 259 sodipodi:role="line" 260 id="tspan4431-9" 261 x="111.75929" 262 y="251.53981">rcu_read_lock();</tspan></text> 263 <text 264 xml:space="preserve" 265 style="font-size:10px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:center;line-height:125%;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anchor:middle;fill:#000000;fill-opacity:1;stroke:none;font-family:monospace;-inkscape-font-specification:monospace" 266 x="396.10254" 267 y="367.91556" 268 id="text4429-8-9" 269 sodipodi:linespacing="125%"><tspan 270 sodipodi:role="line" 271 id="tspan4431-9-4" 272 x="396.10254" 273 y="367.91556">rcu_read_lock();</tspan></text> 274 <text 275 xml:space="preserve" 276 style="font-size:10px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:center;line-height:125%;letter-spacing:0px;word-spacing:0px;writing-mode:lr-tb;text-anchor:middle;fill:#000000;fill-opacity:1;stroke:none;font-family:monospace;-inkscape-font-specification:monospace" 277 x="396.10254" 278 y="597.40289" 279 id="text4429-8-9-3" 280 sodipodi:linespacing="125%"><tspan 281 sodipodi:role="line" 282 id="tspan4431-9-4-4" 283 x="396.10254" 284 y="597.40289">rcu_read_unlock();</tspan></text> 285 <text 286 xml:space="preserve" 287 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