Linux 7.0: Btrfs — A translation layer of logical block addresses that allows changes without moving or rewriting blocks for relocation
Linux 7.0: XFS — Autonomous self-healing; delivers live filesystem health events to userspace for automatic repairs
Linux 7.0: EXT4 — Improves write performance for concurrent direct I/O writes
Linux 7.0: IO-uring — Adds support for BPF filtering to IO_uring for high performance async I/O
Linux 7.0: Scheduler — Scheduler updates land with time slice extension, performance and scalability work for high core count systems
Linux 7.0: Rust — Formally concluding the 'Rust experiment'; Rust for the Linux kernel is here to stay
Linux 7.1: i486 — Begins phasing out Intel 486 CPU support; no known Linux distributions still ship with i486 support
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