GoKawiilLinux kernel 7.3 released with record 18,765 commits
Linux kernel 7.3 has shipped, closing out the development cycle with 18,765 non-merge commits from 3,021 developers, including 807 first-time contributors. The release adds binfmt_misc extensions, group-scheduling improvements for large systems, a new failfs filesystem, the fchroot() system call, global per-CPU data for BPF programs, completion of the sched_ext subscheduler feature, working-set tracking for virtual machines, ntfs3 alternative data-stream support, and numerous SMB server improvements. The merge window for version 7.4 opens the following day.
GoKawiil's interpretation of the reporting above, not reported fact.
The scale of contributors and commits suggests continued growth in the kernel's development community, with a notably high number of newcomers pointing to an expanding base of participants. Features like sched_ext completion and working-set tracking for VMs could improve scheduling flexibility and virtualization performance, though real-world impact will depend on adoption by distributions and workloads.
- Linux 7.3 set a record with 18,765 non-merge commits from 3,021 developers.
- 807 contributors were first-time kernel developers, the highest count noted.
- New features include fchroot(), failfs, sched_ext completion, and SMB server upgrades.
Linux Kernel Development (3rd Edition) by Robert Love — If you're curious about the internals behind releases like this one—scheduling, filesystems, and syscalls—this book is the classic guide to how the Linux kernel actually works. It's a great companion for developers who want to go beyond release notes and understand the subsystems being discussed, like group-scheduling or new filesystem features.
See Linux Kernel Development (3rd Edition) by Robert Love on Amazon → Affiliate link — we may earn a commission on purchases, at no extra cost to you. Product picked by AI based on this article; it is not a tested recommendation.Source: lwn.net — Posted October, 2026-10-19
Published there as: “Linux 7.3 Released”
Read the original report → The summary and analysis above are GoKawiil's own, written from reporting by the source above. Facts and quotes belong to the original publisher.