Re: How to make every page of a process in the page table present?

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Gu, Zhongshu wrote:

> i compiled a static program using gcc on linux and run it under kvm. I
> checked every page table entry of this process in guest memory and
> found that some pages have been mapped and some ones are not. Is this
> the feature of on-demand paging?

Yes.

> My question is whether there is a solution to make all the pte present
> and mapped in the page table?
> E.g. i fork a new process and load a new elf binary, how to make every
> page mapped in the page table of this new process.

mlockall().

-- 
Glynn Clements <glynn@xxxxxxxxxxxxxxxxxx>
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