Mapping of virtual to physical addresses

[Denis Kirjanov]

On 3/22/17, Stefan Tatschner <rumpelsepp at sevenbyte.org> wrote:
> Hallo everybody,
>
> currently I am trying to understand the internal memory allocation
> mechanisms of the kernel. I am particularly interested in the
> translation of virtual memory addresses to physical addresses.
> Additionally, how are these physical addresses located in the relevant
> RAM Modules? I have read that even in the kernel there are "virtual"
> physical addresses... Could somebody give me some pointers to further
> literature about this topic?

https://www.kernel.org/doc/gorman/pdf/understand.pdf
>
> During my research, I discovered the /proc/pid/pagemap file [1]. I find
> the documentation a bit sparse and I do not understand how I can use
> this file properly. If somebody could share some examples, that would be
> great!
>
> Regards,
> Stefan
>
> [1]: https://www.kernel.org/doc/Documentation/vm/pagemap.txt
>
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-- 
Regards / Mit besten Grüßen,
Denis