diff options
Diffstat (limited to 'Documentation/RCU')
6 files changed, 243 insertions, 223 deletions
diff --git a/Documentation/RCU/Design/Memory-Ordering/Tree-RCU-Memory-Ordering.html b/Documentation/RCU/Design/Memory-Ordering/Tree-RCU-Memory-Ordering.html index 8651b0b4fd79..a346ce0116eb 100644 --- a/Documentation/RCU/Design/Memory-Ordering/Tree-RCU-Memory-Ordering.html +++ b/Documentation/RCU/Design/Memory-Ordering/Tree-RCU-Memory-Ordering.html @@ -357,7 +357,7 @@ parts, starting in this section with the various phases of grace-period initialization. <p>The first ordering-related grace-period initialization action is to -increment the <tt>rcu_state</tt> structure's <tt>->gpnum</tt> +advance the <tt>rcu_state</tt> structure's <tt>->gp_seq</tt> grace-period-number counter, as shown below: </p><p><img src="TreeRCU-gp-init-1.svg" alt="TreeRCU-gp-init-1.svg" width="75%"> @@ -388,7 +388,7 @@ its last CPU and if the next <tt>rcu_node</tt> structure has no online CPUs). <p>The final <tt>rcu_gp_init()</tt> pass through the <tt>rcu_node</tt> tree traverses breadth-first, setting each <tt>rcu_node</tt> structure's -<tt>->gpnum</tt> field to the newly incremented value from the +<tt>->gp_seq</tt> field to the newly advanced value from the <tt>rcu_state</tt> structure, as shown in the following diagram. </p><p><img src="TreeRCU-gp-init-3.svg" alt="TreeRCU-gp-init-1.svg" width="75%"> @@ -398,9 +398,9 @@ tree traverses breadth-first, setting each <tt>rcu_node</tt> structure's to notice that a new grace period has started, as described in the next section. But because the grace-period kthread started the grace period at the -root (with the increment of the <tt>rcu_state</tt> structure's -<tt>->gpnum</tt> field) before setting each leaf <tt>rcu_node</tt> -structure's <tt>->gpnum</tt> field, each CPU's observation of +root (with the advancing of the <tt>rcu_state</tt> structure's +<tt>->gp_seq</tt> field) before setting each leaf <tt>rcu_node</tt> +structure's <tt>->gp_seq</tt> field, each CPU's observation of the start of the grace period will happen after the actual start of the grace period. @@ -466,7 +466,7 @@ section that the grace period must wait on. <tr><td> But a RCU read-side critical section might have started after the beginning of the grace period - (the <tt>->gpnum++</tt> from earlier), so why should + (the advancing of <tt>->gp_seq</tt> from earlier), so why should the grace period wait on such a critical section? </td></tr> <tr><th align="left">Answer:</th></tr> @@ -609,10 +609,8 @@ states outstanding from other CPUs. <h4><a name="Grace-Period Cleanup">Grace-Period Cleanup</a></h4> <p>Grace-period cleanup first scans the <tt>rcu_node</tt> tree -breadth-first setting all the <tt>->completed</tt> fields equal -to the number of the newly completed grace period, then it sets -the <tt>rcu_state</tt> structure's <tt>->completed</tt> field, -again to the number of the newly completed grace period. +breadth-first advancing all the <tt>->gp_seq</tt> fields, then it +advances the <tt>rcu_state</tt> structure's <tt>->gp_seq</tt> field. The ordering effects are shown below: </p><p><img src="TreeRCU-gp-cleanup.svg" alt="TreeRCU-gp-cleanup.svg" width="75%"> @@ -634,7 +632,7 @@ grace-period cleanup is complete, the next grace period can begin. CPU has reported its quiescent state, but it may be some milliseconds before RCU becomes aware of this. The latest reasonable candidate is once the <tt>rcu_state</tt> - structure's <tt>->completed</tt> field has been updated, + structure's <tt>->gp_seq</tt> field has been updated, but it is quite possible that some CPUs have already completed phase two of their updates by that time. In short, if you are going to work with RCU, you need to @@ -647,7 +645,7 @@ grace-period cleanup is complete, the next grace period can begin. <h4><a name="Callback Invocation">Callback Invocation</a></h4> <p>Once a given CPU's leaf <tt>rcu_node</tt> structure's -<tt>->completed</tt> field has been updated, that CPU can begin +<tt>->gp_seq</tt> field has been updated, that CPU can begin invoking its RCU callbacks that were waiting for this grace period to end. These callbacks are identified by <tt>rcu_advance_cbs()</tt>, diff --git a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-cleanup.svg b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-cleanup.svg index 754f426b297a..bf84fbab27ee 100644 --- a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-cleanup.svg +++ b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-cleanup.svg @@ -384,11 +384,11 @@ inkscape:window-height="1144" id="namedview208" showgrid="true" - inkscape:zoom="0.70710678" - inkscape:cx="617.89017" - inkscape:cy="542.52419" - inkscape:window-x="86" - inkscape:window-y="28" + inkscape:zoom="0.78716603" + inkscape:cx="513.06403" + inkscape:cy="623.1214" + inkscape:window-x="102" + inkscape:window-y="38" inkscape:window-maximized="0" inkscape:current-layer="g3188-3" fit-margin-top="5" @@ -417,13 +417,15 @@ id="g3188"> <text xml:space="preserve" - x="3199.1516" + x="3145.9592" y="13255.592" font-style="normal" font-weight="bold" font-size="192" id="text202" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;font-family:Courier">->completed = ->gpnum</text> + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3143">rcu_seq_end(&rnp->gp_seq)</tspan></text> <g id="g3107" transform="translate(947.90548,11584.029)"> @@ -502,13 +504,15 @@ </g> <text xml:space="preserve" - x="5324.5371" - y="15414.598" + x="5264.4731" + y="15428.84" font-style="normal" font-weight="bold" font-size="192" - id="text202-753" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->completed = ->gpnum</text> + id="text202-36-7" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3166-5">rcu_seq_end(&rnp->gp_seq)</tspan></text> </g> <g style="fill:none;stroke-width:0.025in" @@ -547,15 +551,6 @@ sodipodi:linespacing="125%"><tspan style="font-size:159.57754517px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;font-family:Liberation Sans;-inkscape-font-specification:Liberation Sans" id="tspan3104-6-5-6-0">Leaf</tspan></text> - <text - xml:space="preserve" - x="7479.5796" - y="17699.943" - font-style="normal" - font-weight="bold" - font-size="192" - id="text202-9" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->completed = ->gpnum</text> <path sodipodi:nodetypes="cc" inkscape:connector-curvature="0" @@ -566,15 +561,6 @@ style="fill:none;stroke-width:0.025in" transform="translate(-737.93887,7732.6672)" id="g3188-3"> - <text - xml:space="preserve" - x="3225.7478" - y="13175.802" - font-style="normal" - font-weight="bold" - font-size="192" - id="text202-60" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;font-family:Courier">rsp->completed =</text> <g id="g3107-62" transform="translate(947.90548,11584.029)"> @@ -607,15 +593,6 @@ sodipodi:linespacing="125%"><tspan style="font-size:159.57754517px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;font-family:Liberation Sans;-inkscape-font-specification:Liberation Sans" id="tspan3104-6-5-7">Root</tspan></text> - <text - xml:space="preserve" - x="3225.7478" - y="13390.038" - font-style="normal" - font-weight="bold" - font-size="192" - id="text202-60-3" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"> rnp->completed</text> <flowRoot xml:space="preserve" id="flowRoot3356" @@ -627,7 +604,18 @@ height="63.63961" x="332.34018" y="681.87292" /></flowRegion><flowPara - id="flowPara3362" /></flowRoot> </g> + id="flowPara3362" /></flowRoot> <text + xml:space="preserve" + x="3156.6121" + y="13317.754" + font-style="normal" + font-weight="bold" + font-size="192" + id="text202-36-6" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3166-0">rcu_seq_end(&rsp->gp_seq)</tspan></text> + </g> <g style="fill:none;stroke-width:0.025in" transform="translate(-858.40227,7769.0342)" @@ -859,6 +847,17 @@ id="path3414-8-3-6-6" inkscape:connector-curvature="0" sodipodi:nodetypes="cc" /> + <text + xml:space="preserve" + x="7418.769" + y="17646.104" + font-style="normal" + font-weight="bold" + font-size="192" + id="text202-36-70" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3166-93">rcu_seq_end(&rnp->gp_seq)</tspan></text> </g> <g transform="translate(-1642.5377,-11611.245)" @@ -887,13 +886,15 @@ </g> <text xml:space="preserve" - x="5327.3057" + x="5274.1133" y="15428.84" font-style="normal" font-weight="bold" font-size="192" id="text202-36" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->completed = ->gpnum</text> + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3166">rcu_seq_end(&rnp->gp_seq)</tspan></text> </g> <g transform="translate(-151.71746,-11647.612)" @@ -972,13 +973,15 @@ id="tspan3104-6-5-6-0-92">Leaf</tspan></text> <text xml:space="preserve" - x="7486.4907" - y="17670.119" + x="7408.5918" + y="17619.504" font-style="normal" font-weight="bold" font-size="192" - id="text202-6" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->completed = ->gpnum</text> + id="text202-36-2" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3166-9">rcu_seq_end(&rnp->gp_seq)</tspan></text> </g> <g transform="translate(-6817.1997,-11647.612)" @@ -1019,13 +1022,15 @@ id="tspan3104-6-5-6-0-1">Leaf</tspan></text> <text xml:space="preserve" - x="7474.1382" - y="17688.926" + x="7416.8003" + y="17619.504" font-style="normal" font-weight="bold" font-size="192" - id="text202-5" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->completed = ->gpnum</text> + id="text202-36-3" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3166-56">rcu_seq_end(&rnp->gp_seq)</tspan></text> </g> <path style="fill:none;stroke:#000000;stroke-width:13.29812908px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;marker-end:url(#Arrow2Lend)" @@ -1059,15 +1064,6 @@ id="path3414-8-3-6" inkscape:connector-curvature="0" sodipodi:nodetypes="cc" /> - <text - xml:space="preserve" - x="7318.9653" - y="6031.6353" - font-style="normal" - font-weight="bold" - font-size="192" - id="text202-2" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->completed = ->gpnum</text> <g style="fill:none;stroke-width:0.025in" id="g4504-3-9" @@ -1123,4 +1119,15 @@ id="path3134-9-0-3-5" d="m 6875.6003,15833.906 1595.7755,0" style="fill:none;stroke:#969696;stroke-width:53.19251633;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;marker-end:url(#Arrow1Send-36)" /> + <text + xml:space="preserve" + x="7275.2612" + y="5971.8916" + font-style="normal" + font-weight="bold" + font-size="192" + id="text202-36-1" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3166-2">rcu_seq_end(&rnp->gp_seq)</tspan></text> </svg> diff --git a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-init-1.svg b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-init-1.svg index 0161262904ec..8c207550818f 100644 --- a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-init-1.svg +++ b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-init-1.svg @@ -272,13 +272,13 @@ inkscape:window-height="1144" id="namedview208" showgrid="true" - inkscape:zoom="0.70710678" - inkscape:cx="617.89019" - inkscape:cy="636.57143" - inkscape:window-x="697" + inkscape:zoom="2.6330492" + inkscape:cx="524.82797" + inkscape:cy="519.31194" + inkscape:window-x="79" inkscape:window-y="28" inkscape:window-maximized="0" - inkscape:current-layer="svg2" + inkscape:current-layer="g3188" fit-margin-top="5" fit-margin-right="5" fit-margin-left="5" @@ -305,13 +305,15 @@ id="g3188"> <text xml:space="preserve" - x="3305.5364" + x="3119.363" y="13255.592" font-style="normal" font-weight="bold" font-size="192" id="text202" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;font-family:Courier">rsp->gpnum++</text> + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3071">rcu_seq_start(rsp->gp_seq)</tspan></text> <g id="g3107" transform="translate(947.90548,11584.029)"> diff --git a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-init-3.svg b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-init-3.svg index de6ecc51b00e..d24d7d555dbc 100644 --- a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-init-3.svg +++ b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp-init-3.svg @@ -19,7 +19,7 @@ id="svg2" version="1.1" inkscape:version="0.48.4 r9939" - sodipodi:docname="TreeRCU-gp-init-2.svg"> + sodipodi:docname="TreeRCU-gp-init-3.svg"> <metadata id="metadata212"> <rdf:RDF> @@ -257,18 +257,22 @@ inkscape:window-width="1087" inkscape:window-height="1144" id="namedview208" - showgrid="false" - inkscape:zoom="0.70710678" + showgrid="true" + inkscape:zoom="0.68224756" inkscape:cx="617.89019" inkscape:cy="625.84293" - inkscape:window-x="697" + inkscape:window-x="54" inkscape:window-y="28" inkscape:window-maximized="0" - inkscape:current-layer="svg2" + inkscape:current-layer="g3153" fit-margin-top="5" fit-margin-right="5" fit-margin-left="5" - fit-margin-bottom="5" /> + fit-margin-bottom="5"> + <inkscape:grid + type="xygrid" + id="grid3090" /> + </sodipodi:namedview> <path sodipodi:nodetypes="cccccccccccccccccccccccc" inkscape:connector-curvature="0" @@ -281,13 +285,13 @@ id="g3188"> <text xml:space="preserve" - x="3305.5364" + x="3145.9592" y="13255.592" font-style="normal" font-weight="bold" font-size="192" id="text202" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;font-family:Courier">->gpnum = rsp->gpnum</text> + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;font-family:Courier">->gp_seq = rsp->gp_seq</text> <g id="g3107" transform="translate(947.90548,11584.029)"> @@ -366,13 +370,13 @@ </g> <text xml:space="preserve" - x="5392.3345" - y="15407.104" + x="5253.6904" + y="15407.032" font-style="normal" font-weight="bold" font-size="192" id="text202-6" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gpnum = rsp->gpnum</text> + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gp_seq = rsp->gp_seq</text> </g> <g style="fill:none;stroke-width:0.025in" @@ -413,13 +417,13 @@ id="tspan3104-6-5-6-0">Leaf</tspan></text> <text xml:space="preserve" - x="7536.4883" - y="17640.934" + x="7415.4365" + y="17670.572" font-style="normal" font-weight="bold" font-size="192" id="text202-9" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gpnum = rsp->gpnum</text> + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gp_seq = rsp->gp_seq</text> </g> <g transform="translate(-1642.5375,-11610.962)" @@ -448,13 +452,13 @@ </g> <text xml:space="preserve" - x="5378.4146" - y="15436.927" + x="5258.0688" + y="15412.313" font-style="normal" font-weight="bold" font-size="192" id="text202-3" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gpnum = rsp->gpnum</text> + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gp_seq = rsp->gp_seq</text> </g> <g transform="translate(-151.71726,-11647.329)" @@ -533,13 +537,13 @@ id="tspan3104-6-5-6-0-92">Leaf</tspan></text> <text xml:space="preserve" - x="7520.1294" - y="17673.639" + x="7405.2607" + y="17670.572" font-style="normal" font-weight="bold" font-size="192" id="text202-35" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gpnum = rsp->gpnum</text> + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gp_seq = rsp->gp_seq</text> </g> <g transform="translate(-6817.1998,-11647.329)" @@ -580,13 +584,13 @@ id="tspan3104-6-5-6-0-1">Leaf</tspan></text> <text xml:space="preserve" - x="7521.4663" - y="17666.062" + x="7413.4688" + y="17670.566" font-style="normal" font-weight="bold" font-size="192" id="text202-75" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gpnum = rsp->gpnum</text> + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gp_seq = rsp->gp_seq</text> </g> <path style="fill:none;stroke:#000000;stroke-width:13.29812908px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;marker-end:url(#Arrow2Lend)" @@ -622,11 +626,11 @@ sodipodi:nodetypes="cc" /> <text xml:space="preserve" - x="7370.856" - y="5997.5972" + x="7271.9297" + y="6023.2412" font-style="normal" font-weight="bold" font-size="192" id="text202-62" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gpnum = rsp->gpnum</text> + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gp_seq = rsp->gp_seq</text> </svg> diff --git a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp.svg b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp.svg index b13b7b01bb3a..acd73c7ad0f4 100644 --- a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp.svg +++ b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-gp.svg @@ -1070,13 +1070,13 @@ inkscape:window-height="1144" id="namedview208" showgrid="true" - inkscape:zoom="0.6004608" - inkscape:cx="826.65969" - inkscape:cy="483.3047" - inkscape:window-x="66" - inkscape:window-y="28" + inkscape:zoom="0.81932583" + inkscape:cx="840.45848" + inkscape:cy="5052.4242" + inkscape:window-x="787" + inkscape:window-y="24" inkscape:window-maximized="0" - inkscape:current-layer="svg2" + inkscape:current-layer="g4" fit-margin-top="5" fit-margin-right="5" fit-margin-left="5" @@ -1543,15 +1543,6 @@ style="fill:none;stroke-width:0.025in" transform="translate(1749.0282,658.72243)" id="g3188"> - <text - xml:space="preserve" - x="3305.5364" - y="13255.592" - font-style="normal" - font-weight="bold" - font-size="192" - id="text202-5" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;font-family:Courier">rsp->gpnum++</text> <g id="g3107-62" transform="translate(947.90548,11584.029)"> @@ -1584,6 +1575,17 @@ sodipodi:linespacing="125%"><tspan style="font-size:159.57754517px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;font-family:Liberation Sans;-inkscape-font-specification:Liberation Sans" id="tspan3104-6-5-7">Root</tspan></text> + <text + xml:space="preserve" + x="3137.9988" + y="13271.316" + font-style="normal" + font-weight="bold" + font-size="192" + id="text202-626" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3071">rcu_seq_start(rsp->gp_seq)</tspan></text> </g> <rect ry="0" @@ -2318,15 +2320,6 @@ style="fill:none;stroke-width:0.025in" transform="translate(1739.0986,17188.625)" id="g3188-6"> - <text - xml:space="preserve" - x="3305.5364" - y="13255.592" - font-style="normal" - font-weight="bold" - font-size="192" - id="text202-1" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;font-family:Courier">->gpnum = rsp->gpnum</text> <g id="g3107-5" transform="translate(947.90548,11584.029)"> @@ -2359,6 +2352,15 @@ sodipodi:linespacing="125%"><tspan style="font-size:159.57754517px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;font-family:Liberation Sans;-inkscape-font-specification:Liberation Sans" id="tspan3104-6-5-1">Root</tspan></text> + <text + xml:space="preserve" + x="3147.9268" + y="13240.524" + font-style="normal" + font-weight="bold" + font-size="192" + id="text202-1" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gp_seq = rsp->gp_seq</text> </g> <g style="fill:none;stroke-width:0.025in" @@ -2387,13 +2389,13 @@ </g> <text xml:space="preserve" - x="5392.3345" - y="15407.104" + x="5263.1094" + y="15411.646" font-style="normal" font-weight="bold" font-size="192" - id="text202-6-7" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gpnum = rsp->gpnum</text> + id="text202-92" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gp_seq = rsp->gp_seq</text> </g> <g style="fill:none;stroke-width:0.025in" @@ -2434,13 +2436,13 @@ id="tspan3104-6-5-6-0-94">Leaf</tspan></text> <text xml:space="preserve" - x="7536.4883" - y="17640.934" + x="7417.4053" + y="17655.502" font-style="normal" font-weight="bold" font-size="192" - id="text202-9" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gpnum = rsp->gpnum</text> + id="text202-759" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gp_seq = rsp->gp_seq</text> </g> <g transform="translate(-2353.8462,17224.992)" @@ -2469,13 +2471,13 @@ </g> <text xml:space="preserve" - x="5378.4146" - y="15436.927" + x="5246.1548" + y="15411.648" font-style="normal" font-weight="bold" font-size="192" - id="text202-3" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gpnum = rsp->gpnum</text> + id="text202-87" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gp_seq = rsp->gp_seq</text> </g> <g transform="translate(-863.02613,17188.625)" @@ -2554,13 +2556,13 @@ id="tspan3104-6-5-6-0-92-6">Leaf</tspan></text> <text xml:space="preserve" - x="7520.1294" - y="17673.639" + x="7433.8257" + y="17682.098" font-style="normal" font-weight="bold" font-size="192" - id="text202-35" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gpnum = rsp->gpnum</text> + id="text202-2" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gp_seq = rsp->gp_seq</text> </g> <g transform="translate(-7528.5085,17188.625)" @@ -2601,13 +2603,13 @@ id="tspan3104-6-5-6-0-1-8">Leaf</tspan></text> <text xml:space="preserve" - x="7521.4663" - y="17666.062" + x="7415.4404" + y="17682.098" font-style="normal" font-weight="bold" font-size="192" - id="text202-75-1" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gpnum = rsp->gpnum</text> + id="text202-0" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gp_seq = rsp->gp_seq</text> </g> <path style="fill:none;stroke:#000000;stroke-width:13.29812813px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;marker-end:url(#Arrow2Lend)" @@ -2641,15 +2643,6 @@ id="path3414-8-3-6-4" inkscape:connector-curvature="0" sodipodi:nodetypes="cc" /> - <text - xml:space="preserve" - x="6659.5469" - y="34833.551" - font-style="normal" - font-weight="bold" - font-size="192" - id="text202-62" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gpnum = rsp->gpnum</text> <path sodipodi:nodetypes="ccc" inkscape:connector-curvature="0" @@ -3844,7 +3837,7 @@ font-weight="bold" font-size="192" id="text202-6-6-5" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">rdp->gpnum</text> + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">rdp->gp_seq</text> <text xml:space="preserve" x="5035.4155" @@ -4284,15 +4277,6 @@ style="fill:none;stroke-width:0.025in" transform="translate(1874.038,53203.538)" id="g3188-7"> - <text - xml:space="preserve" - x="3199.1516" - y="13255.592" - font-style="normal" - font-weight="bold" - font-size="192" - id="text202-82" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;font-family:Courier">->completed = ->gpnum</text> <g id="g3107-53" transform="translate(947.90548,11584.029)"> @@ -4325,6 +4309,17 @@ sodipodi:linespacing="125%"><tspan style="font-size:159.57754517px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;font-family:Liberation Sans;-inkscape-font-specification:Liberation Sans" id="tspan3104-6-5-19">Root</tspan></text> + <text + xml:space="preserve" + x="3175.896" + y="13240.11" + font-style="normal" + font-weight="bold" + font-size="192" + id="text202-36-3" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3166">rcu_seq_end(&rnp->gp_seq)</tspan></text> </g> <rect ry="0" @@ -4371,13 +4366,15 @@ </g> <text xml:space="preserve" - x="5324.5371" - y="15414.598" + x="5264.4829" + y="15411.231" font-style="normal" font-weight="bold" font-size="192" - id="text202-753" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->completed = ->gpnum</text> + id="text202-36-7" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3166-5">rcu_seq_end(&rnp->gp_seq)</tspan></text> </g> <g style="fill:none;stroke-width:0.025in" @@ -4412,30 +4409,12 @@ sodipodi:linespacing="125%"><tspan style="font-size:159.57754517px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;font-family:Liberation Sans;-inkscape-font-specification:Liberation Sans" id="tspan3104-6-5-6-0-4">Leaf</tspan></text> - <text - xml:space="preserve" - x="10084.225" - y="70903.312" - font-style="normal" - font-weight="bold" - font-size="192" - id="text202-9-0" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->completed = ->gpnum</text> <path sodipodi:nodetypes="ccc" inkscape:connector-curvature="0" id="path3134-9-0-3-9" d="m 6315.6122,72629.054 -20.9533,8108.684 1648.968,0" style="fill:none;stroke:#969696;stroke-width:53.19251251;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;marker-end:url(#Arrow1Send)" /> - <text - xml:space="preserve" - x="5092.4683" - y="74111.672" - font-style="normal" - font-weight="bold" - font-size="192" - id="text202-60" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">rsp->completed =</text> <g style="fill:none;stroke-width:0.025in" id="g3107-62-6" @@ -4469,15 +4448,6 @@ sodipodi:linespacing="125%"><tspan style="font-size:159.57754517px;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;text-align:start;line-height:125%;writing-mode:lr-tb;text-anchor:start;font-family:Liberation Sans;-inkscape-font-specification:Liberation Sans" id="tspan3104-6-5-7-7">Root</tspan></text> - <text - xml:space="preserve" - x="5092.4683" - y="74325.906" - font-style="normal" - font-weight="bold" - font-size="192" - id="text202-60-3" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"> rnp->completed</text> <g style="fill:none;stroke-width:0.025in" transform="translate(1746.2528,60972.572)" @@ -4736,13 +4706,15 @@ </g> <text xml:space="preserve" - x="5327.3057" - y="15428.84" + x="5274.1216" + y="15411.231" font-style="normal" font-weight="bold" font-size="192" id="text202-36" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->completed = ->gpnum</text> + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3166-6">rcu_seq_end(&rnp->gp_seq)</tspan></text> </g> <g transform="translate(-728.08545,53203.538)" @@ -4821,13 +4793,15 @@ id="tspan3104-6-5-6-0-92-5">Leaf</tspan></text> <text xml:space="preserve" - x="7486.4907" - y="17670.119" + x="7435.1987" + y="17708.281" font-style="normal" font-weight="bold" font-size="192" - id="text202-6-2" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->completed = ->gpnum</text> + id="text202-36-9" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3166-1">rcu_seq_end(&rnp->gp_seq)</tspan></text> </g> <g transform="translate(-7393.5687,53203.538)" @@ -4868,13 +4842,15 @@ id="tspan3104-6-5-6-0-1-5">Leaf</tspan></text> <text xml:space="preserve" - x="7474.1382" - y="17688.926" + x="7416.8125" + y="17708.281" font-style="normal" font-weight="bold" font-size="192" - id="text202-5-1" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->completed = ->gpnum</text> + id="text202-36-35" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3166-62">rcu_seq_end(&rnp->gp_seq)</tspan></text> </g> <path style="fill:none;stroke:#000000;stroke-width:13.29812813px;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;marker-end:url(#Arrow2Lend)" @@ -4908,15 +4884,6 @@ id="path3414-8-3-6-67" inkscape:connector-curvature="0" sodipodi:nodetypes="cc" /> - <text - xml:space="preserve" - x="6742.6001" - y="70882.617" - font-style="normal" - font-weight="bold" - font-size="192" - id="text202-2" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->completed = ->gpnum</text> <g style="fill:none;stroke-width:0.025in" id="g4504-3-9-6" @@ -5131,5 +5098,47 @@ font-size="192" id="text202-7-9-6-6-7" style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">rcu_do_batch()</text> + <text + xml:space="preserve" + x="6698.9019" + y="70885.211" + font-style="normal" + font-weight="bold" + font-size="192" + id="text202-36-2" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3166-7">rcu_seq_end(&rnp->gp_seq)</tspan></text> + <text + xml:space="preserve" + x="10023.457" + y="70885.234" + font-style="normal" + font-weight="bold" + font-size="192" + id="text202-36-0" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3166-9">rcu_seq_end(&rnp->gp_seq)</tspan></text> + <text + xml:space="preserve" + x="5023.3389" + y="74209.773" + font-style="normal" + font-weight="bold" + font-size="192" + id="text202-36-36" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier"><tspan + style="font-size:172.87567139px" + id="tspan3166-0">rcu_seq_end(&rsp->gp_seq)</tspan></text> + <text + xml:space="preserve" + x="6562.5884" + y="34870.727" + font-style="normal" + font-weight="bold" + font-size="192" + id="text202-3" + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">->gp_seq = rsp->gp_seq</text> </g> </svg> diff --git a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-qs.svg b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-qs.svg index de3992f4cbe1..149bec2a4493 100644 --- a/Documentation/RCU/Design/Memory-Ordering/TreeRCU-qs.svg +++ b/Documentation/RCU/Design/Memory-Ordering/TreeRCU-qs.svg @@ -300,13 +300,13 @@ inkscape:window-height="1144" id="namedview208" showgrid="true" - inkscape:zoom="0.70710678" - inkscape:cx="616.47598" - inkscape:cy="595.41964" - inkscape:window-x="813" + inkscape:zoom="0.96484375" + inkscape:cx="507.0191" + inkscape:cy="885.62207" + inkscape:window-x="47" inkscape:window-y="28" inkscape:window-maximized="0" - inkscape:current-layer="g4405" + inkscape:current-layer="g3115" fit-margin-top="5" fit-margin-right="5" fit-margin-left="5" @@ -710,7 +710,7 @@ font-weight="bold" font-size="192" id="text202-6-6" - style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">rdp->gpnum</text> + style="font-size:192px;font-style:normal;font-weight:bold;text-anchor:start;fill:#000000;stroke-width:0.025in;font-family:Courier">rdp->gp_seq</text> <text xml:space="preserve" x="5035.4155" |
