Open-source News

Linux 6.2 Adds AMD Zen 4 Pipeline Utilization Data To Help Find Performance Bottlenecks

Phoronix - Fri, 12/23/2022 - 02:00
Ahead of the Linux 6.2 merge window ending this weekend, a second batch of the perf subsystem changes have been submitted for this next Linux kernel version. Notable among the various additions to the powerful Linux kernel perf code is handling for various new performance monitoring events with new AMD Zen 4 processors...

Qt 6.5 Beta Released With New Modules

Phoronix - Thu, 12/22/2022 - 23:50
The Qt Group has released Qt 6.5 beta just in time for Christmas as what will be their next toolkit feature release premiering as stable around the end of Q1...

AMD Zen 4 Tuning Patches Begin Landing In GCC 13

Phoronix - Thu, 12/22/2022 - 21:43
Following the basic AMD Zen 4 "znver4" target enablement that was merged for the GCC 13 compiler in October, patches to begin providing tuned support have begun merging for this next GNU Compiler Collection release...

VP9 & AV1 Vulkan Video Extensions Expected Next Year

Phoronix - Thu, 12/22/2022 - 19:09
While this week saw the ratification of the Vulkan Video 1.0 extensions in stable form after being out as provisional extensions since early 2021, one of the sad aspects of it is still lacking support for the popular royalty-free VP9 and AV1 codecs. Fortunately, at least, it's been re-affirmed for VP9/AV1 support in 2023...

Fedora Linux Looks To Close Another "Large Attack Surface" With The X.Org Server

Phoronix - Thu, 12/22/2022 - 18:52
Fedora is looking at disallowing X.Org/XWayland clients of difference CPU endianess from connecting to the X.Org Server. Such a combination of different endianess between the X.Org Server and clients is rather rare these days but is yet another "large attack surface" of the X.Org Server that needs addressing...

Ampere Altra SMPro Co-Processor Support Getting Squared Away With Linux 6.2

Phoronix - Thu, 12/22/2022 - 18:32
Ampere Computing's SMPro is a system control processor that is an Arm Cortex-M3 serving as a co-processor and handles interfacing with the BMC, error handling, system booting, power fail detection, and other tasks. The SMPro is found starting with Ampere Computing's current Ampere Altra server processors while in Linux 6.2 a lot of its functionality is finally being upstreamed into the mainline Linux kernel...

OpenBMC 2.12 Released For This Open-Source, Linux-Powered BMC Software Stack

Phoronix - Thu, 12/22/2022 - 18:09
OpenBMC 2.12 has finally been tagged as the first new version since January 2021 for this open-source, Linux-powered baseboard management controller (BMC) software stack...

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