The kernel radar: folios, multi-generational LRU, and Rust

The article phrased this poorly. The Rust *language* is independent of the default standard library. Plenty of use cases (including Rust-for-Linux) use "no-std" which fully supports writing code with fallible allocations. Plenty more at e.g. https://doc.rust-lang.org/stable/embedded-book/intro/no-s...