Linux News Today: Linux Kernel 4.1.22 LTS Released with Over 200 Changes, Many Btrfs Improvements
Linux kernel developer Sasha Levin today, April 20, 2016, announced the general availability of the twenty-second maintenance release of the long-term supported Linux 4.1 kernel.
Linux kernel 4.1.22 LTS appears to be a major one, bringing a total of 224 changes, with 2608 insertions and 1238 deletions, among which we can mention numerous sound enhancements with HDA and USB Audio fixes, various perf, security, crypto, and mm improvements, as well as lots of core kernel updates.
“I’m announcing the release of the 4.1.22 kernel. All users of the 4.1 kernel series must upgrade,” said Sasha Levin in today’s announcement. “The updated 4.1.y git tree can be browsed at the normal kernel.org git web browser: http://git.kernel.org/?p=linux/kernel/git/stable/linux-stable.git;a=summary.”
Btrfs and x86 improvements, many updated drivers
Also new in Linux kernel 4.1.22 LTS are updates to the Btrfs, EFIvarFS, EXT2, EXT4, FUSE, JBD2, NFS, OCFS2, OverlayFS, procfs, and XFS filesystems, lots of architecture updates, especially for the x86, ARM64 (AArch64), ARM, AVR32, s390, PowerPC (PPC), and Xtensa ones.
Continuing, it looks like Linux kernel 4.1.22 LTS includes many updated drivers, in particular for things like Bluetooth, CLK, crypto, EDAC, GPU (mostly Radeon), iiO, HID, InfiniBand, IRQChip, MMC, MD, MTD, networking (Ethernet, IrDA, etc.), PCI, PINCTRL, thermal, SCSI, USB, and watchdog.
If you’re using a GNU/Linux operating system powered by a kernel from the Linux 4.1 LTS series, you need to upgrade to today’s Linux 4.1.22 release as soon as possible, or as soon as the new version arrives in the main software repositories of your distribution. Alternatively, you can download the Linux kernel 4.1.22 LTS sources right now via our website or directly from kernel.org and compile it yourself.