September 2012
Intermediate to advanced
672 pages
25h 45m
English
book
Windows® Internals, Sixth Edition, Part 2
by David A. Solomon Mark E. Russinovich and Alex Ionescu
Content preview from Windows® Internals, Sixth Edition, Part 2Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Page Fault Handling
Earlier, you saw how address translations are resolved when the PTE is valid. When the PTE valid bit is clear, this indicates that the desired page is for some reason not currently accessible to the process. This section describes the types of invalid PTEs and how references to them are resolved.
Note
Only the 32-bit x86 PTE formats are detailed in this section. PTEs for 64-bit systems contain similar information, but their detailed layout is not presented.
A reference to an invalid page is called a page fault. The kernel trap handler (introduced in the section “Trap Dispatching” in Chapter 3 in Part 1) dispatches this kind of fault to the memory manager fault handler (MmAccessFault) to resolve. This routine runs in the context ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.