references" id="references">References</a></h3>
<ol>
<li><a href="http://lkml.iu.edu/hypermail/linux/kernel/1810.3/02834.html">VLA removal for v4.20-rc1</a></li>
</ol>
<h2><a class="header" href="#livepatch" id="livepatch">Livepatch</a></h2>
<p>Livepatch is a feature that applies kernel patches without any system reboot. There are many situations where systems have to keep running and up because of some critical issues such as huge economical costs. For example, In Facebook, it would take about over than 20