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> Maybe we use some of those extra protection rings? Maybe not. Intel is considering removing rings 1 and 2 for a future 64-bit only x86 architecture, because
by tmm 2y ago
> Maybe we use some of those extra protection rings?
Maybe not. Intel is considering removing rings 1 and 2 for a future 64-bit only x86 architecture, because they "are unused by modern software".
https://www.intel.com/content/www/us/en/developer/articles/technical/envisioning-future-simplified-architecture.html https://www.intel.com/content/www/us/en/developer/articles/t...
- bluGill 2y agoI don't think those extra rings would be useful for what is needed anyway.