Open-source News

Meta Sees ~5% Performance Gains To Optimizing The Linux Kernel With BOLT

Phoronix - Thu, 07/04/2024 - 01:08
For years Meta/Facebook has been exploring using BOLT with the Linux kernel to optimize the layout of the Linux kernel binary. Since BOLT was upstreamed into LLVM, they've continued work around BOLT'ing the kernel. There is now a public guide for carrying out a BOLT-optimized Linux kernel build and roughly 5% better system performance to expect from such an optimized kernel...

CentOS Stream 10 Taking Shape, Fedora-Flavored Kernels From Kmods SIG

Phoronix - Wed, 07/03/2024 - 22:48
While CentOS 7 reached end of life a few days ago, CentOS Stream 10 as the future basis of RHEL 10 continues advancing along with other ongoing initiatives in the CentOS Stream space...

"Indirector" Attack Disclosed For Intel Alder Lake & Raptor Lake CPUs

Phoronix - Wed, 07/03/2024 - 21:30
UC San Diego researchers have gone public with Indirector, high-precision branch target injection attacks on the indirect branch predictor. This UCSD security researchers found Indirector impacting recent Intel Alder Lake and Raptor Lake processors. Intel believes though that no further mitigations are required...

Updated GCC Patches For OpenMP Unified Shared Memory On AMD & NVIDIA GPUs

Phoronix - Wed, 07/03/2024 - 21:26
Two years after originally posting patches for working on Unified Shared Memory (USM) support for OpenMP with the GNU Compiler Collection (GCC), there is finally an updated patch-set for implementing this shared memory functionality with both AMD and NVIDIA GPUs...

Ubuntu Developing "crypto-config" For System-Wide Cryptography Configuration

Phoronix - Wed, 07/03/2024 - 20:52
A new Ubuntu utility seeing an uptick in development recently is crypto-config as a means of system-wide cryptography configuration...

Debian GNU/Hurd Adds Experimental 32-bit SMP Kernel & Rust Compiler

Phoronix - Wed, 07/03/2024 - 18:51
The GNU Hurd team has put out their Q2'2024 status update to outline recent activity around this micro-kernel platform...

RADV Driver Enables Device Generated Commands Task Shader Support

Phoronix - Wed, 07/03/2024 - 18:35
The RADV Radeon Vulkan driver in Mesa 24.2-devel has received support for task shaders with the NVIDIA Device Generated Commands "DGC" extension...

Microsoft Releases New Azure Linux 3.0 Preview

Phoronix - Wed, 07/03/2024 - 18:25
A new preview release is available of Microsoft's Azure Linux 3.0 operating system...

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