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Linux Hardware Reviews, Performance Benchmarks & Open-Source / Free Software News
Updated: 49 min 57 sec ago

Sony Adds DualShock 4 Controller Support To Their Newer Linux PlayStation Driver

Mon, 11/14/2022 - 19:00
Going back eight years to Linux 3.15 there has been Sony DualShock 4 controller support using the "hid-sony" driver thanks to work from the open-source community. But now Sony is adding DualShock 4 controller support to their newer "hid-playstation" driver that they started for PlayStation 5 controller support and are now extending it backwards for the PS4 controller...

GCC 13 "-O2" Performance Being Sped Up With Enabling Small Loop Unrolling

Mon, 11/14/2022 - 18:39
For those compiling their programs using the common "-O2" optimization level as is used for the production builds by many Linux distributions and other software vendors, small loop unrolling is being enabled at this level for GCC 13. Enabling small loop unrolling with -O2 should help the performance in some areas of modern Intel and AMD CPUs...

Linux 6.2 Implementing Dynamic Shadow Call Stack Support For AArch64

Mon, 11/14/2022 - 18:20
The Linux kernel built with Clang has supported Shadow Call Stack "SCS: to prevent return address overwrites. With patches building up for Linux 6.2, Dynamic Shadow Call Stack is being implemented to avoid the overhead of SCS on processors supporting pointer authentication (PAC)...

Linux 6.1-rc5 Released - This Kernel May Need An Extra Week To Bake

Mon, 11/14/2022 - 05:33
Linux 6.1 is inching closer to its early-to-mid December stable release with Linux 6.1-rc5 having just been released...

AMD Releases AOMP 16.0-2 For Its Radeon OpenMP Offloading Compiler

Sun, 11/13/2022 - 19:30
In addition to AMD this week having released the AMD Optimizing C/C++ Compiler "AOCC" 4.0 as their LLVM/Clang downstream now with various optimizations for Zen 4, the company also released AOMP 16.0-2 as the newest version of their other LLVM/Clang downstream... AOMP is their downstream LLVM/Clang compiler focused on providing the latest Radeon OpenMP GPU offloading support...

openSUSE Leap Micro 5.3 RC Available For Testing

Sun, 11/13/2022 - 19:10
This week the release candidate of openSUSE Leap Micro 5.3 was announced for testing. The Leap Micro project is openSUSE's modern and lightweight host Linux operating system intended for edge / embedded / IoT use-cases...

OneXPlayer AMD Sensor Driver Coming For Linux 6.2

Sun, 11/13/2022 - 18:45
Last month I wrote about a Linux sensor driver being written for the AMD-powered OneXPlayer Mini gaming handheld device. The good news is that this driver has matured enough that it's now queued for introduction in the Linux 6.2 kernel...

Mold 1.7 Released But May Need To Change Software License If Funding Not Secured

Sun, 11/13/2022 - 18:36
Mold is the modern, high performance, and open-source linker taking on the likes of LLVM LLD and GNU Gold. Mold 1.7 has been released as the newest update to this very promising linker, but unfortunately the lead developer is evaluating a license change. Due to still losing money over working on it full-time, he may be forced to change the software license without obtaining sustainable funding...

Running The Open-Source Upstream V3D Driver On The Raspberry Pi 4 & Newer

Sun, 11/13/2022 - 17:58
As of this summer the upstream, open-source Broadcom V3D direct rendering manager kernel driver has enabled support for the Raspberry Pi 4 (and newer). With the latest mainline Linux kernel builds this means the ability to enjoy accelerated graphics on the Raspberry Pi hardware paired with the latest Mesa OpenGL/Vulkan driver code without worrying about out-of-tree patches...

Google Moves Ahead With Providing No-Cost Open-Source Silicon Manufacturing From GlobalFoundries

Sun, 11/13/2022 - 08:40
Google announced funding for silicon manufacturing for participating open-source projects using the process design kit with GlobalFoundries...

MPV 0.35 Media Player Released With PipeWire Backend, Wayland DMA-BUF Support

Sat, 11/12/2022 - 22:09
MPV as the popular open-source media player forked from MPlayer/mplayer2 and leveraging the FFmpeg library is out with its newest feature release...

wlroots 0.16 Released With More Stable Vulkan Renderer, High Resolution Scrolling

Sat, 11/12/2022 - 20:27
The wlroots Wayland compositor support library that started out as a companion project to Sway is out with a shiny new feature release...

AMD Makes More Updates Around New Radeon GPU Driver Code In Linux 6.2

Sat, 11/12/2022 - 20:10
Following last week's batch of AMDGPU/AMDKFD changes slated for Linux 6.2, on Friday another round of feature patches were sent in for DRM-Next ahead of the Linux 6.2 cycle. There is continued work around new IP blocks presumably for RDNA3 and MI300 graphics while given the more modularized development approach with block-by-block enablement makes it harder to ascertain the current status...

Mageia 9 Alpha 1 Released With A Smaller Footprint, Many Updates

Sat, 11/12/2022 - 18:55
It's been a year and a half already since the release of Mageia 8 for this Linux distribution whose roots trace back to Mandriva and before that the legendary Mandrake. Mageia 9 will be out as the next iteration of this desktop Linux distro in the months ahead while this weekend there is the release of Mageia 9 Alpha 1...

KDE Makes It Easier To Set Environment Variables, Fixes Vertically-Arranged Displays

Sat, 11/12/2022 - 18:23
KDE developers remain very busy working on driving improvements for what will be the Plasma 5.27 release next year and also enhancing the various applications on the KDE desktop...

Wine 7.21 Released With Continued PE Work, Prepping For Vulkan 32-bit On 64-bit

Sat, 11/12/2022 - 13:00
Wine 7.21 is out as the latest bi-weekly development snapshot of this software to enjoy Windows games and applications on Linux...

AMD AOCC 4.0 Arrives For Squeezing More Performance Out Of Zen 4

Sat, 11/12/2022 - 05:00
On Thursday when launching AMD 4th Gen EPYC Genoa processors, AMD also published AOCC 4.0 as the newest version of the AMD Optimizing C/C++ Compiler. I've been putting it through its paces the past day and continues showing the positive performance impact of proper compiler tuning.

NVIDIA Open GPU Kernel Driver Improves Firmware Handling, IBT Support

Sat, 11/12/2022 - 02:15
With yesterday's NVIDIA 525.23 Linux driver beta in addition to many improvements in their closed-source code, their in-development open-source GPU kernel driver has also received some enhancements...

Google Releases Lyra 1.3 For Advancing This Very Low Bitrate Audio Codec

Fri, 11/11/2022 - 22:00
In early 2021 Google announced Lyra as a very low bitrate codec intended for speech with aims of getting Lyra and AV1 possible for video chats on 56 kbps connections...

AMD P-State EPP Driver Updated For More Power/Performance Control On Linux

Fri, 11/11/2022 - 20:00
Back in September AMD posted the Linux driver patches for P-State EPP as their latest effort to improve the power efficiency of Ryzen and EPYC processors. Sent out this week is now the fourth iteration of those CPU frequency scaling driver patches...

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