The Daily Brief — Tech Edition

Daily tech news, edited and dated.

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Tuesday, 20 October 2026

60 stories filed.

Btrfs Brings More Performance Improvements For Linux 7.4

Phoronix ·

With Linux 7.3 there are some nice Btrfs performance improvements to enjoy while the in-development Linux 7.4 kernel is set to bring some additional performance optimizations for this copy-on-write file-system...

Linus Torvalds' AI Code Improved: Huge Performance Wins With Reworked Code

Phoronix ·

Last week I wrote about Linus Torvalds leveraging AI to come up with a hefty Linux kernel improvement using Claude Code. The code is for reading from the page cache without folio references to help workloads of small reads from a single file across many CPU threads. Meta engineer Kiryl Shutsemau has taken that code and reworked it and showing extremely promising performance results...

Canonical's Multipass 1.17 Adds Direct Support For Non-Ubuntu Linux Distros

Phoronix ·

Canonical's Multipass software is used for orchestrating Ubuntu virtual instances with a single command to launch Ubuntu VMs across Windows, macOS, and Linux. Multipass 1.17 was released today and they are now offering direct support for enabling non-Ubuntu Linux distributions as well...

GNU Linux-libre 7.3-gnu Removes More Firmware Blobs

Phoronix ·

GNU Linux-libre 7.3 is now available following yesterday's Linux 7.3 release. The GNU Linux-libre downstream continues stripping out driver/hardware support where dependent upon firmware blobs or other proprietary elements deemed out of line with free software ideals...

BeamFS Sent Out As Newest File-System Proposal For Linux

Phoronix ·

There is yet-another-Linux-file-system attempt... An initial request for comments (RFC) patch series was sent out this morning for BeamFS. The proposed BeamFS is a Reed-Solomon protected file-system...

RADV Promotes VK_EXT_host_image_copy To Enabled By Default For RDNA1 GPUs

Phoronix ·

Going back to July 2025 the open-source Radeon RADV Vulkan driver has offered experimental host image copy support with the API's VK_EXT_host_image_copy extension. This has been for RDNA1 and newer GPUs while now GFX10 RDNA 1 GPUs have this extension enabled by default while also enabling experimental support for prior GFX9 era GPUs too...

TAINT_FORCED_BIND Sent In For Linux 7.4 To Deal With Major Fuzzing Attack

Phoronix ·

Among the early pull requests sent out in advance of the Linux 7.4 kernel merge window opening were the driver core updates. Standing out here is the new TAINT_FORCED_BIND for dealing with the recent major fuzzing "attack" by AI agents/bots testing impractical driver/hardware combinations...

It Turns Out Intel TDX Doesn't Need So Much Cache Flushing

Phoronix ·

Intel Trust Domain Extensions (TDX) for confidential computing with VMs has assumed the need to perform cache flushing when transitioning memory between KeyIDs used by the total memory encryption (MKTME) for unique AES encryption keys. But it's turned out to be unneeded and the Linux kernel is working now to reduce the excessive cache flushing...

Linux 7.4 Features Very Exciting With Radeon HDMI 2.1 By Default, AMD PerfOpt, Apple M4

Phoronix ·

The Linux 7.3 kernel is expected to be released as stable later today and with that version there are many exciting changes and improvements. However, the Linux 7.4 kernel merge window will then open up and there are even more exciting changes expected to be merged for this follow-on kernel cycle. Here is a preview of some of the many exciting feature changes expected for Linux 7.4...

Omarchy Gets The Web Browser Launching Faster By Avoiding XDG Overhead

Phoronix ·

Omarchy 4.0.5 released this weekend as the newest version of this Arch Linux based distribution built around the Hyprland desktop. Omarchy 4.0.5 pulls in the latest Linux 7.2 stable kernel with BORE scheduler, updates against the Qt 6.12 toolkit, and a variety of smaller improvements...

Servo Gets CSS Grid Working, Threadboost Offering Big Speed-Ups

Phoronix ·

Servo's August status report has finally appeared for outlining progress made on this open-source, Rust-based browser engine. This follows the recent release of the Servo 0.6 software, including the Servoshell demo browser...

Synchronous Queues For VirtIO-FS Show Huge Performance Potential

Phoronix ·

VirtIO-FS as the shared file-system for transferring data between guest VMs to/from a host server is showing some promising performance results with pending code for allowing synchronous queues rather than always being asynchronous...

ReactOS Can Now Be Installed & Used With Its NTFS Driver

Phoronix ·

The ReactOS open-source operating system has seen its NTFS file-system driver mature to the point that it can be finally used for installing and using ReactOS with it. NTFS formatting support is also finally now possible with this driver too...

MeshXFS: AI Adapts XFS Into A Clustered File-System

Phoronix ·

MeshXFS is a clustered open-source file-system in which "no human wrote any of its own code". Depending upon your views of AI, not necessarily something you want to hear for entrusting your data in an AI-created solution. Instead, Claude Opus was tasked with adapting the XFS file-system driver into a clustered file-system...