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<pre><span class="ruby-comment cmt"># File lib/storage/cache.rb, line 339</span>
<span class="ruby-keyword kw">def</span> <span class="ruby-identifier">makeswap</span>(<span class="ruby-identifier">oid</span>)
<span class="ruby-keyword kw">return</span> <span class="ruby-keyword kw">nil</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">oid</span>.<span class="ruby-identifier">nil?</span>
<span class="ruby-ivar">@st</span>.<span class="ruby-identifier">inc</span>(<span class="ruby-identifier">:cache_swap</span>)
<span class="ruby-identifier">hv</span> = <span class="ruby-identifier">hash</span>(<span class="ruby-identifier">oid</span>)
<span class="ruby-ivar">@cache</span>[<span class="ruby-identifier">hv</span>].<span class="ruby-identifier">each</span> <span class="ruby-keyword kw">do</span> <span class="ruby-operator">|</span><span class="ruby-identifier">ce</span><span class="ruby-operator">|</span>
<span class="ruby-keyword kw">next</span> <span class="ruby-keyword kw">if</span> <span class="ruby-identifier">ce</span>.<span class="ruby-identifier">oid</span> <span class="ruby-operator">!=</span> <span class="ruby-identifier">oid</span>
<span class="ruby-identifier">ce</span>.<span class="ruby-identifier">swap!</span>
<span class="ruby-keyword kw">return</span>
<span class="ruby-keyword kw">end</span>
<span class="ruby-comment cmt"># This would indicate we've tried marking it swap before we did a put.
</span>
<span class="ruby-comment cmt"># A logic error
</span>
<span class="ruby-ivar">@st</span>.<span class="ruby-identifier">inc</span>(<span class="ruby-identifier">:cache_swap_misses</span>)
<span class="ruby-identifier">log</span>.<span class="ruby-identifier">debug</span> <span class="ruby-node">"Marking object swappable before put - #{oid}"</span>
<span class="ruby-keyword kw">end</span></pre>
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