📄 problems_in_uclinux_power_of_two_memory_allocation_defragmentation.html
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html><head> <title></title> <link rel="stylesheet" media="screen" type="text/css" href="./style.css" /> <link rel="stylesheet" media="screen" type="text/css" href="./design.css" /> <link rel="stylesheet" media="print" type="text/css" href="./print.css" /> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /></head><body><a href=start.html>start</a></br><h2><a name="memory_fragmentation" id="memory_fragmentation">Memory Fragmentation</a></h2><div class="level2"><p> On some embedded systems, using a minimum of memory, fragmentation issues exist with the normal Linux <strong>buddy allocator</strong> due to the fact that it only allocates memory sized in power of 2 increments starting with one 4K page.</p><p>There is a <strong>non power of 2</strong> allocator available for the <strong>2.4</strong> kernels that has not been ported to the <strong>2.6</strong> kernels yet.</p><p>Look at this page for a few more details <a href="kernel_space_memory_allocation.html" class="wikilink1" title="kernel_space_memory_allocation.html">kernel space memory allocation</a>.</p></div></body></html>⌨️ 快捷键说明
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