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Home > Linux > Linux Kernel 5.9 released

Linux Kernel 5.9 released

Linus Torvalds announced Linux Kernel 5.9 which comes with hardware, graphics, and other performance updates.


Seda Nur Cinar Seda Nur Cinar
October 13, 2020
2 min read
Linux Kernel 5.9 released

Two weeks after the release of the Linux 5.8 kernel series, Linux Kernel 5.9 has been released by Linus Torvalds this week for public testing. This newest big release of Linux Kernel comes with hardware, graphics, and other performance updates.

What’s new in Linux Kernel 5.9?

In addition to the numerous AMD GPU updates, the changes consist of updated and new drivers and a mix of architecture updates, filesystems updates, core networking, and tooling work, documentation updates. Let’s have a look at the details:

  •  The FSGSBASE support is complete with this kernel version. That means you get a heavy performance boost for AMD and Intel systems
  • Toshiba USB 3.0 adapter and MCT USB 3.0 adapter support added.
  • Bunch of performance improvements for the IBM Thinkpad series.
  • Radeon RX 6000 “RDNA ” graphics card and Intel Rocket Lake graphics card support.
  • The upcoming USB 4 specification gets more support as work is underway for full support eventually in future kernel versions.
  • More support for storage and file-system space. The Btrfs, F2FS seems performance improvements. More support is added for NVMe 2.0 spec for SSDs.
  • IBM POWER10 processor sees initial work for support.
  • Performance boost for ARM/ARM64 devices with optimized use of scheduler utilization information is added which is similar to Intel P-state push.
  • Bug fixes on race conditions, memory leaks across modules.
  • See full changelog

If you use the current Ubuntu Linux system whichever you are running – Ubuntu 20.04 LTS or Ubuntu 18.04 LTS, it is not recommended to install the mainline kernel packages of Linux 5.9.

Download Linux Kernel 5.9

Linux Kernel 5.9 available for download from the kernel.org website for testers and early adopters. It is expected that the final release of the Linux kernel 5.9 will be announced in early or mid-October 2020. Linux Kernel 5.10 will be the final kernel of this year 2020.

FAQ

What is the most recent Linux kernel?

Currently, the most recent Linux kernel version is 6.1. The 6.2 version is expected to be released in the middle of February 2023.

How do you check the installed Linux kernel version?

You can check the Linux kernel version of your system with three different methods. You can simply use uname -r command to quickly check the Linux kernel version. You can also use cat /proc/version to check the version from a file. Installing the neofetch application is also an option to check the kernel version and it provides additional information about the other packages installed as well.

Can the Linux kernel be customized?

Yes, the Linux kernel can be customized. You can customize the Linux kernel by enabling or disabling specific options, and even adding new functionalities. But it’s a complicated process; you can check online guides about customizing the Linux kernel.

Is it legal to edit the Linux kernel?

Yes, it is legal to edit the Linux kernel since it is under General Public License.

Is the Linux kernel open source?

Yes, the Linux kernel is an open-source project.

Who developed the Linux kernel?

Linus Torvalds has developed and still developing the Linux kernel.

Does Linus Torvalds still work on Linux?

Yes, Linus Torvalds still works on developing the Linux kernel.

What is the Linux kernel written in?

Linux kernel code is written in the standard C programming language.

Also you may be interested in: How to update Linux Kernel without rebooting?

See more Linux News


Tags: Linus TorvaldsLinux KernelUbuntu
Seda Nur Cinar

Seda Nur Cinar

Seda Nur Cinar is the news editor of the Cloud7 News. With more than 8 years of Linux and cloud experience, Seda is a Linux and opensource enthusiast, security researcher and a web application developer.

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