[9fans] LPAE patch for ARM

There's a new patch bcm-lpae which uses the 64-bit page table format to allow 32-bit ARM kernels to support more than 4GB of physical memory. At present this is mainly of interest for the 8GB Raspberry Pi 4, but there's nothing Pi-specific in the MMU code so it may have future application for bigge

[9fans] little pipe speedtest

inspired by: https://mazzo.li/posts/fast-pipes.html I was curious to see how things stacked up on plan 9. The machines are apples to oranges (my 9front box is a 2015-ish era Zbox with a Intel Core i5-7300HQ processor, and my work machine is a Linux with a 12 core Ryzen 9 3900X). Transfe

Re: [9fans] LPAE patch for ARM

On Sat, 4 Jun 2022, Richard Miller wrote: There's a new patch bcm-lpae which uses the 64-bit page table format to allow 32-bit ARM kernels to support more than 4GB of physical memory. At present this is mainly of interest for the 8GB Raspberry Pi 4, but there's nothing Pi-specific in the MMU code