Open-source News

CoCo VMs On Linux Will Now Panic If RdRand Is Broken To Avoid Catastrophic Conditions

Phoronix - Sun, 04/07/2024 - 19:00
For confidential computing "CoCo" virtual machines where the VM host is assumed to be un-trusted and aims to be as isolated as possible, RdRand hardware random number generator instructions are one of the limited sources of entropy for guest VMs. Right now RdRand can fail and the CoCo guest VMs will continue to boot albeit with limited or no entropy to see the VM's random number generation. But being merged today as part of x86 fixes for Linux 6.9 is now requiring seeding RNG with RdRand for CoCo environments otherwise a kernel panic...

Rust Bindings Are Being Worked On For Linux CPUFreq Drivers

Phoronix - Sun, 04/07/2024 - 18:56
One of the latest areas being worked on for enabling Rust programming language use within the Linux kernel is for CPU frequency "CPUFreq" scaling drivers...

Debian Policy 4.7 Outlines Latest Packaging/System Guidelines

Phoronix - Sun, 04/07/2024 - 18:17
A new version of the Debian Policy Manual has been published that outlines the policy requirements for Debian around the package archive and various design matters of the platform...

Raspberry Pi V3D Kernel Graphics Driver Prepares For Big & Super Pages To Boost Speed

Phoronix - Sun, 04/07/2024 - 00:39
Last month I wrote about the V3D kernel graphics driver preparing for 1MB "super pages" support to help boost the performance for this open-source Broadcom DRM driver most notably used by the latest Raspberry Pi single board computers. The latest iteration of these patches have now been posted for supporting both super pages and big pages...

KDE On The Importance Of Wayland Explicit Sync

Phoronix - Sat, 04/06/2024 - 20:45
With the recent Mesa 24.1 support for Wayland explicit sync with Vulkan drivers, GNOME merging explicit sync support, Wayland-Protocols 1.34 introducing linux-drm-syncobj, and XWayland explicit sync also nearing the state of being merged, there's been much talk recently about Wayland explicit sync. KDE KWin developer Xaver Hugl has written a detailed blog post for those interested in the topic...

GNOME Improving Integration With systemd-homed, Mockups For An OS Installer

Phoronix - Sat, 04/06/2024 - 18:53
In addition to KDE's busy week of development work, GNOME developers have also been busy working on features like improving the systemd-homed integration and beginning to work on mock-ups for an OS installer...

KDE Plasma 6 Can Now Sync Your RGB-Backlit Keyboard With Your Desktop's Accent Color

Phoronix - Sat, 04/06/2024 - 18:29
KDE developers have had another busy week working on fixes for Plasma 6.0 while simultaneously preparing new features for Plasma 6.1...

Pingora 0.1 Released As Cloudflare's Rust Code For Reliable & Fast Networked Systems

Phoronix - Sat, 04/06/2024 - 02:45
Back in 2022 Cloudflare began talking about replacing Nginx with their own in-house, Rust-written code called Pingora, talked about Pingora more in 2023, and then this past February made this Pingora framework open-source for creating reliable and fast networked systems. Today marks the first official release of Pingora with the v0.1 tag...

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