title: What is the difference between objects WMA (Virtual Memory Area:) and PTE (Page Table Entry)?
body: <p>What is the difference between objects WMA (Virtual Memory Area: <a href="http://netlib.narod.ru/library/book0010/part1_43.htm#l15113" rel="nofollow"><code>struct vm_area_struct</code></a>, with which operates the kernel Linux) and PTE (Page Table Entry, with which operates MMU), and why we require WMA and not enough PTE?</p>