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Hands-On System Programming with Linux
book

Hands-On System Programming with Linux

by Kaiwan N. Billimoria, Tigran Aivazian
October 2018
Beginner content levelBeginner
794 pages
19h 23m
English
Packt Publishing
Content preview from Hands-On System Programming with Linux

Advanced – the VM split

What we have seen so far is actually not the complete picture; in reality, this address space needs to be shared between user and kernel space.

This section is considered advanced. We leave it to the reader to decide whether to dive into the details that follow. While they're very useful, especially from a debug viewpoint, it's not strictly required for following the rest of this book.

Recall what we mentioned in the Library segments section: if a Hello, world application is to work, it needs to have a mapping to the printf(3) glibc routine. This is achieved by having the dynamic or shared libraries memory-mapped into the process VAS at runtime (by the loader program).

A similar argument could be made for any and every ...

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Publisher Resources

ISBN: 9781788998475Supplemental Content