Open-source News

PanVK Started For Open-Source Vulkan On Arm Mali GPUs

Phoronix - Thu, 03/25/2021 - 23:16
Panfrost has been the Gallium3D driver providing open-source OpenGL for Arm Mali Bifrost and Midgard GPus while now "PanVK" is in development as an open-source Vulkan driver...

Intel GNA Linux Driver Updated For Accelerating Speech Recognition, Noise Reduction

Phoronix - Thu, 03/25/2021 - 21:18
While Intel is well known and loved for their generally very timely open-source hardware enablement under Linux, occasionally there are exceptions to that long-standing tradition of having the support squared away ahead of product launches. One of the areas where Intel has been slow at enabling their open-source Linux support is around their Gaussian and Neural Accelerator (GNA) but that driver is now coming together for being mainlined hopefully in the near future...

Linux Core Scheduling Nears The Finish Line To Avoid Flipping Off HT

Phoronix - Thu, 03/25/2021 - 20:44
Besides Linux kernel developers still working to optimize code due to Retpolines overhead three years after Spectre rocked the ecosystem, another area kernel developers have still been actively working on is core scheduling for controlling the behavior of what software can share CPU resources or run on the sibling thread of a CPU core. That core scheduling work is finally closer to the mainline Linux kernel...

Elevating open leaders by getting out of their way

opensource.com - Thu, 03/25/2021 - 19:45

Today, we're seeing the rapid rise of agile organizations capable of quickly and effectively adapting to market new ideas with large-scale impacts. These companies tend to have something in common: they have a clear core direction and young, energetic leaders—leaders who encourage their talented employees to develop their potential.


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Generic USB Display Driver "GUD" Slated For Linux 5.13

Phoronix - Thu, 03/25/2021 - 19:09
The Generic USB Display Driver "GUD" has just been sent in as part of the latest DRM-Misc-Next material to DRM-Next which in turn will land for Linux 5.13. The Generic USB Display Driver is nifty and allows for opening up possibilities like turning a Raspberry Pi Zero into a USB to HDMI display adapter among other fun use-cases...

Mesa 21.1 Wires Up Lima Shader Disk Cache

Phoronix - Thu, 03/25/2021 - 18:08
When it comes to open-source Arm Mali graphics on Linux, the Panfrost Gallium3D driver is what's talked about the most given that it's for supporting newer generations of Mali graphics hardware. But the Lima Gallium3D driver effort remains ongoing for supporting older Mali 400/450 series hardware...

New AMD Zen 3 Fixes Published For The GCC 11 Compiler

Phoronix - Thu, 03/25/2021 - 17:51
Last week there were a few round of Zen 3 compiler patches published and quickly merged into the GCC 11 compiler code-base ahead of its imminent release, This week there is some new activity albeit fixes for this new "Znver3" target...

How to use the Linux sed command

opensource.com - Thu, 03/25/2021 - 15:02

Few Unix commands are as famous as sed, grep, and awk. They get grouped together often, possibly because they have strange names and powerful tools for parsing text. They also share some syntactical and logical similarities. And while they're all useful for parsing text, each has its specialties. This article examines the sed command, which is a stream editor.


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Identify Linux performance bottlenecks using open source tools

opensource.com - Thu, 03/25/2021 - 15:01

Computers are integrated systems that only perform as fast as their slowest hardware component. If one component is less capable than the others—if it falls behind and can't keep up—it can hold your entire system back. That's a performance bottleneck. Removing a serious bottleneck can make your system fly.


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