Svobodný software

Už jsme se seznámili s instrukcemi SIMD, MMX, SSE a částečně i SSE2. Lze je volat z assembleru nebo využít takzvané intrinsic nabízené překladači. Ovšem existuje i další způsob jejich využití s automatickou vektorizací.

A pull request was opened last week for adding web browser dark mode support for Nginx error pages. Unfortunate for those who prefer browsing in dark mode and then shocked when hitting Nginx-served 404 error pages or similar, the change has been rejected...

Some 145 patches for the Rust "gccrs" front-end were posted today and subsequently merged to GCC Git ahead of the upcoming GCC 15.1 stable release...

Last week AMD began shipping the Ryzen 9 9900X3D and Ryzen 9 9950X3D Zen 5 3D V-Cache desktop processors. We delivered Ryzen 9 9950X3D benchmarks and review for launch day but AMD sadly didn't seed any review samples of the 12-core Ryzen 9 9900X3D processor. Being curious about its performance for Linux developers, enthusiasts, and technical computing workloads, I bought the $600 USD processor on launch day for delivering some Linux benchmarks. Here is a look at the Ryzen 9 9900X3D against the rest of the Ryzen 9000 series stack, the prior Ryzen 7000 series parts, and the Intel Core Ultra Arrow Lake competition under Ubuntu.

The Intel XeSS SDK 2.0.1 was published today to GitHub as their first XeSS 2.0 release being available there and their first released version since the XeSS SDK 1.3.1 update from last July. While on GitHub, the XeSS SDK remains closed-source and Windows-focused...

Raspberry Pi last year announced the RP2350 second-generation micro-controller that debuted within their $5 Raspberry Pi Pico 2 single board computer. Today they announced the RP2350 micro-controller is now available to purchase for your own micro-controller needs...

FFmpeg developer Lynne has landed a number of Vulkan Video improvements today into FFmpeg Git. In addition, there is now an FFV1 Vulkan-based decoder...

It's going to be a light week for development of the Mesa graphics drivers, Wayland, various other X.Org related components, and the dozens of other open-source projects that rely on the FreeDesktop.org GitLab for facilitating merge requests, CI testing, and related infrastructure. The FreeDesktop.org server/cloud migration has begun and may last until next weekend...

The upcoming Ubuntu 25.04 Linux OS release will be enabling NVIDIA Dynamic Boost support by default when using their packaged driver support on capable laptops...

After some 13 years of writing about GIMP 3.0 development, today is finally the day: GIMP 3.0 has been tagged and is in the process of being released...

Linus Torvalds just released the Linux 6.14-rc7 kernel with expectations of releasing Linux 6.14 stable next weekend...

Podíváme se na vypršení platnosti certifikátu Mozilly, čínskou skupinu s novými backdoory a rootkity, nový botnet Ballista a výzkum, který objevil polymorfní útok kradoucí přihlašovací údaje z rozšíření prohlížeče.

Google v tichosti rozšířil do některých zařízení se systémem Android nativní aplikaci s linuxovým terminálem. Byla odhalena oficiální tapeta pro Ubuntu 25.04 „Plucky Puffin“.

Following the DXVK 2.6 release from a few days ago for Direct3D 8/9/10/11 atop Vulkan and ahead of the upcoming Proton 10.0 release for further enhancing Valve's Steam Play, out today is DXVK-NVAPI 0.9 as the NVIDIA NVAPI integration for use with DXVK...

For some newer Arm core designs, Arm is changing the Linux kernel to defaulting to enabling Kernel Page Table Isolation "KPTI" if not running on a new firmware version in order to properly mitigate a recently disclosed CPU security issue. This change has been queued up and is expected to change the default with the upcoming Linux 6.15 kernel...

For those that happen to have a Huawei Matebook E Go 2-in-1 laptop or have been considering these ARM laptops, the upcoming Linux 6.15 kernel will be better supporting these devices thanks to a new driver set to be merged...

Ahead of the Linux 6.14-rc7 kernel release later today, a set of input subsystem updates were merged overnight that add in support for a few more gaming controllers...

An SK engineer has posted a Flash-Friendly File-System (F2FS) driver optimization for Linux that one line of code changed is helping with performance especially for multi-threaded workloads involving small writes to SSD storage...

A set of patches were posted to the Linux kernel mailing list this week that are working on initial Rust programming language abstractions for enabling HID device driver development...

Debian 12.10 is out today as the newest routine media refresh for the Debian 12 "Bookworm" Linux distribution release...