Open-source News

C vs. Rust: Which to choose for programming hardware abstractions

opensource.com - Fri, 01/17/2020 - 16:00

Rust is an increasingly popular programming language positioned to be the best choice for hardware interfaces. It's often compared to C for its level of abstraction. This article explains how Rust can handle bitwise operations in a number of ways and offers a solution that provides both safety and ease of use.


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Benchmarks Of Arch Linux's Zen Kernel Flavor

Phoronix - Fri, 01/17/2020 - 14:09
Following the recent Linux kernel tests of Liquorix and other scheduler discussions (and more), some requests from premium supporters rolled in for seeing the performance of Arch Linux's Zen kernel package against the generic kernel. Here are those benchmark results...

dnf-automatic – Install Security Updates Automatically in CentOS 8

Tecmint - Fri, 01/17/2020 - 14:03
Security updates play a crucial role in safeguarding your Linux system against cyber-attacks and breaches which can have a devastating effect on your critical files, databases and other resources on your system. You can...

Rav1e Kicks Off 2020 With Speed Improvements For Rust-Based AV1 Encoding

Phoronix - Fri, 01/17/2020 - 13:00
Xiph.org's Rustlang-written "Rav1e" AV1 video encoder is back on track with delivering weekly pre-releases after missing them over the past month due to the holidays. With Rav1e p20200115 are not only performance improvements but also binary side and build speed enhancements...

Red Hat Recommends Disabling The Intel Linux Graphics Driver Over Hardware Flaw

Phoronix - Fri, 01/17/2020 - 09:05
It's been another day testing and investigating CVE-2019-14615, a.k.a. the Intel graphics hardware issue where for Gen9 all turned out to be okay but for Gen7 graphics leads to some big performance hits. Besides the Core i7 tests published yesterday in the aforelinked article, tests on relevant Core i3 and i5 CPUs are currently being carried out for seeing the impact there (so far, it's looking to be equally brutal)...

Mir 1.7 Released With Improvements For Running X11 Software

Phoronix - Fri, 01/17/2020 - 07:54
Mir 1.7 was released today as the newest feature release for this Ubuntu-focused display stack that for the past two years now has focused on serving viable Wayland support...

Ryzen CPUs On Linux Finally See CCD Temperatures, Current + Voltage Reporting

Phoronix - Fri, 01/17/2020 - 02:39
One of the few frustrations with the AMD Ryzen CPU support on Linux to date has been besides the often delayed support for CPU temperature reporting has been the mainline kernel not supporting voltage readings and other extra sensors. But that is finally changing with the "k10temp" driver being extended to include current and voltage reporting plus CCD temperature reporting on Zen 2 processors...

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