Here&#x27;s a good writeup from a few years ago about the Linux graphics stack internals:<p><a href="http:&#x2F;&#x2F;blog.mecheye.net&#x2F;2012&#x2F;06&#x2F;the-linux-graphics-stack&#x2F;" rel="nofollow">http:&#x2F;&#x2F;blog.mecheye.net&#x2F;2012&#x2F;06&#x2F;the-linux-graphics-stack&#x2F;</a>