The Rust programming language will join the Linux kernel Rust has matured enough and will be welcomed in Linux 6.1 if all goes well By Alfonso Maruccia September 21, 2022, 6:15.

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As suggested by Lorenc, introducing a second language into the Linux kernel isn't a light decision. Linux creator Linus Torvalds had a few objections to bringing in Rust after Ojeda's RFC.