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New Post: "Paging Implementation" #567

merged 27 commits into from Mar 14, 2019


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phil-opp commented Mar 13, 2019

This post replaces the "Advanced Paging" post. Instead of recursive page tables, we now use a mapping of the complete physical memory as described in #545.

Closes #545

Edit: The post is published at

phil-opp added some commits Feb 25, 2019

Update paging introduction post to not use the recursive address
The upcoming breaking version of the bootloader will not create a recursive mapping unless requested through a cargo feature. So we move the last section to the next post where we introduce these cargo features.
Begin restructuring the post
- Add page table access code from previous post
- Make each page table access technique its own subsection
- Make details of recursive paging optional
  - Add short codesnippets how to implement recursive paging
- Add disadvantages of recursive paging

@phil-opp phil-opp force-pushed the paging-implementation branch from 3758db5 to bf63431 Mar 13, 2019

Fix code link to current HEAD of post-10 branch
The code in the post-10 branch will be replaced with the code of the new "Paging Implementation" post.

@phil-opp phil-opp force-pushed the paging-implementation branch from bf63431 to 5ce8eab Mar 13, 2019

@phil-opp phil-opp marked this pull request as ready for review Mar 14, 2019

@phil-opp phil-opp merged commit 2e9e8d7 into master Mar 14, 2019

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@bors bors bot deleted the paging-implementation branch Mar 14, 2019

@phil-opp phil-opp added this to Done in Roadmap Mar 14, 2019

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