Linus Torvalds has just released the latest stable kernel: Linux 6.3
Linus Torvalds has just released the latest stable kernel: Linux 6.3
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Linus Torvalds has just released the latest stable kernel: Linux 6.3.
He wrote in the announcement:
This release has been quiet, and there were no surprises last week. So we released version 6.3 on schedule and ready for you to enjoy.
Of course, this does not mean that there will not be some surprises lurking in recent weeks. People hate stuff, but at the moment, on the face of it, it all means that everything is fine, and it’s a really good controlled release cycle.

Linus also said that the release of Linux 6.3 means that the 6.4 merge window will open tomorrow.
He said that he has seen many PRs waiting for him to pull, and hopes to see more developer submissions tomorrow.

According to reports, the main changes in Linux 6.3 include:
- More Rust code merged, first real Rust-written Linux kernel driver coming soon
- Filesystem optimizations, such as better EXT4 I/O performance and individual Btrfs optimizations
- Fixed an Intel Gigabit Ethernet adapter that was stuck at around 60% of its maximum speed for the past three years
- Support for more Meteor Lakes
- Support Zen 4 Auto IBRS
- Fix important Btrfs regression bug
…