Puranjay Mohan shared some of the work he's been doing recently on improving the performance of read-copy-update (RCU) at the 2026 Linux Storage, Filesystem, Memory-Management, and BPF Summit; his talk would have been nice context to have earlier in the day when Harry Yoo and Alexei Starovoitov led a session about the new kmalloc_nolock() function that allows for lockless allocation from any kernel context, and which interacts with the RCU subsystem to allow that. This article therefore covers the two sessions together and in the reverse order, to provide that missing context.
KDE Plasma 6.6.6 arrives as the final maintenance update for the oldstable branch, bringing one last round of KWin, Workspace, Discover, and portal fixes.
The UN Tech Over Hackathon, the opening event of UN Open Source Week 2026, concluded on June 22 at United Nations Headquarters in New York. Linux Professional Institute (LPI) participated as one of the co-organizers and sponsors of the hackathon, ... Read more The post LPI at the UN: Enabling FOSS Ecosystems Globally appeared first on Linux Professional Institute (LPI).
KDE Plasma 6.6.6 is now available as the sixth and last maintenance update in the KDE Plasma 6.6 desktop environment series with a couple of improvements and numerous bug fixes.
That didn't take long... Mere minutes after NVIDIA confirmed some basic Rosa CPU details and its "Rigel" CPU core, merged to the upstream GNU Compiler Collection (GCC) codebase is initial enablement on the NVIDIA Rigel core...
In a blog post today talking up the single threaded CPU performance of their Vera CPU with Olympus cores, NVIDIA confirmed a few basic details of their next-gen Rosa CPU featuring their "Rigel" core...
Razer is a brand synonymous with gaming and finally in 2026 they are in the process of certifying their first laptop for Ubuntu Linux. This laptop going through Ubuntu Linux certification is the Razer Blade 18 RZ09-0582 and it offers incredible performance with the Core Ultra 9 290HX Plus processor and GeForce RTX 5090 graphics but with that also comes a very high price tag.
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