November 2007
Intermediate to advanced
848 pages
27h 15m
English
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Committing Storage in a Reserved Region
After you have reserved a region, you need to commit physical storage to the region before you can access the memory addresses contained within it. The system allocates physical storage committed to a region from the system’s paging file. Physical storage is always committed on page boundaries and in page-size chunks.
To commit physical storage, you must call VirtualAlloc again. This time, however, you’ll pass the MEM_COMMIT identifier instead of the MEM_RESERVE identifier for the fdwAllocationType parameter. You usually pass the same page protection attribute (most often PAGE_READWRITE) that was used when VirtualAlloc was called to reserve the region, although you can specify a different protection attribute. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.