 This message will therefore vary depending on the OS you 
run the code on.</p>
<h2><a class="header" href="#but-cant-we-just-change-the-page-table-in-the-cpu" id="but-cant-we-just-change-the-page-table-in-the-cpu">But can't we just change the page table in the CPU?</a></h2>
<p>Now this is where <code>Privelege Level</code> comes in. Most modern operating systems operate with two <code>Ring Levels</code>. Ring 0, the kernel space, and Ring 3, user space.</p>
<p><img src="./images/priv_rings.png" alt="Privel