Linux 5.18 To Bring RISC-V sv57 Support For 5-Level Page Tables

phoronix

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Linux 5.18 To Bring RISC-V sv57 Support For 5-Level Page Tables

25 February 2022, 07:00 AM

Phoronix: Linux 5.18 To Bring RISC-V sv57 Support For 5-Level Page Tables

It was just with Linux 5.17 that its RISC-V code adds "sv48" support for being able to handle more system memory by offering 48-bit virtual address space support. Now for Linux 5.17 there is "sv57" support prepared for 57-bit virtual address space support with five level page table handling...

Linux 5.18 To Bring RISC-V sv57 Support For 5-Level Page Tables - Phoronix

https://www.phoronix.com/scan.php?page=news_item&px=RISC-V-sv57-Linux-5.18

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uid313

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25 February 2022, 07:19 AM

Intel also use 57-bit 5-level page tables in x86.

Intel 5-level paging - Wikipedia

https://en.wikipedia.org
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