Atenção, usuários Ubuntu com GPU AMD: próximo kernel pode reduzir performance em até 42x

 

Alerta Ubuntu: kernel 7.0.0-28.28 pode reduzir performance de GPUs AMD em até 42x em workloads ROCm. Saiba quem é afetado, como evitar e quando virá a correção.

Linux 7.2-rc3: O que muda, o que esperar e por que testar agora

 

Linux 7.2-rc3 traz suporte a UltraRISC RISC-V, correções para Dreamcast, melhorias multi-GPU e mais. Saiba o que muda e como testar antes do lançamento em agosto.

Linux em notebooks AMD com tela OLED: como economizar bateria e usar monitores 8K sem dor de cabeça

 

AMD ativa no Linux novas funções de economia de bateria para telas OLED e correção de falhas para monitores 8K. Aprenda a configurar seu sistema e turbinar o desempenho total com dicas práticas e simples.

Por que seu Linux não precisa (e não deve) travar em todo erro crítico?

 

Sistema Linux estável: A AMD efetivamente elimina as chamadas BUG() em drivers de GPU, evitando travamentos fatais e ataques de negação de serviço. Descubra por que avisos são melhores que panes no próprio núcleo.

Linux 7.2-rc1: O que há de novo e por que você deve se importar

Linux 7.2-rc1 traz Cache Aware Scheduling, USB4STREAM e mais. Entenda as novidades e como elas impactam seu sistema.

Por que o seu sistema operacional tem 43 milhões de linhas de código (e o que isso significa para você)

 

O kernel Linux ultrapassou 43 milhões de linhas de código. Entenda o que esse crescimento gigantesco significa para o seu computador e descubra como aprender a estrutura do sistema sem se perder nesse emaranhado.

RLSA-2023:2786 – Atualização Moderada de Segurança para o Wayland

 

Atualização de segurança Wayland para Rocky Linux 8 corrige CVE-2021-3782 com overflow de referência no libwayland-server. Procedimento de patch e verificação para ambientes gráficos.

RLSA-2026:27354 — Rocky Linux 8 kernel-rt: Atualização Crítica para Ambientes de Tempo Real

Atualize o kernel-rt do Rocky Linux 8 para corrigir 8 CVEs críticas (use-after-free, LPE) e evitar panics no scheduler DEADLINE. Preserve isolcpus, nohz_full e valide a latência pós-reboot.

Kernel Security: A Practical Guide to Staying Protected on Debian

 

A massive Linux kernel update (DLA-4561-1) patched over 100 vulnerabilities in Debian 11. This evergreen guide shows you how to check your kernel version, automate security updates with a bash script, and apply sysctl and iptables mitigations when you can't reboot immediately. Includes a Raspberry Pi lab kit recommendation for safe testing.

From VPE 2.0 to Hardware-Accelerated Video Processing on AMD Linux

Learn to set up AMD VPE 2.0 hardware-accelerated video scaling, tone-mapping & color conversion on Linux using Mesa, VA-API, and standard tools.

The Fedora 44 Performance Playbook: Why Mesa 26.0 is Your Ticket to Next-Gen Linux Gaming

 

Stop leaving performance on the table. Discover why the Mesa 26.0 driver update for Fedora 44 is a game-changer for Radeon ray tracing and NVIDIA NVK support. Read our expert guide to optimize your Linux gaming rig for April’s release.

AMD GCN 1.0 “Hainan” GPU Gets Lifeline: Critical Linux Kernel Patch Resolves Years-Old GPU Hang Issue

 

Addressing a legacy Linux kernel bug, a critical AMD GCN 1.0 "Hainan" GPU fix is back-ported to stable kernels. This comprehensive analysis covers the technical patch, its impact on aging Radeon hardware, and why this update is vital for maintaining high-performance computing environments.

Microsoft Revives DXGKRNL Linux Kernel Patches: A Deep Dive into WSL2’s DirectX Kernel Driver Evolution

 

Microsoft has just released the fourth iteration of its DXGKRNL Linux kernel patches, introducing compute-only adapter support for AI/ML acceleration within WSL2. This in-depth analysis covers the technical evolution, upstreaming challenges, and the strategic significance of this development for enterprise Linux-Windows interoperability.

AMD’s Linux 7.1 Update: Decoding GFX12.1, RDNA4, and the Future of High-Performance Computing

 

The current Linux 7.0 cycle saw AMD lay the initial groundwork for GFX12.0, the graphics IP powering the publicly available Radeon RX 9000 series (RDNA4). However, the real strategic value lies in what comes next. With the Linux 7.1 cycle, AMD is aggressively enabling GFX12.1, a yet-unreleased variant of the RDNA4 IP.

AMD Unleashes Linux 7.1 Graphics Driver: RDNA4 Enablement, AI Color Management, and Next-Gen IP Blocks

 

AMD’s Critical Linux 7.0 Patch Fixes RDNA4 Idle Power Drain After AI Workloads

 

AMD is rolling out a critical Linux kernel patch and new MES firmware to resolve severe idle power consumption issues on next-gen RDNA4 (Radeon RX 9000 series) GPUs. Following workloads like AI inference with Llama.cpp, these graphics cards were stuck at 100% utilization, leading to abnormal energy use. Here is the technical breakdown of the fix heading to Linux 7.0.

Linux 7.0-rc2 Deep Dive: Torvalds Addresses “Unusually Large” Release Candidate, AMD Ryzen AI Fixes Take Center Stage

 

Dive deep into Linux 7.0-rc2 with our expert analysis. Discover Linus Torvalds' candid take on its unexpected size, critical driver fixes for AMD Ryzen AI, and filesystem updates. We break down what this means for enterprise stability and performance ahead of the stable release. Essential reading for kernel developers and sysadmins.

Linux 6.1 Graphics Overhaul: New RISC-V Drivers, NVIDIA Nouveau ZCULL, and Coreboot DRM Reshape Kernel Display

 

Dive deep into the latest Linux 6.1 kernel graphics driver developments. We analyze the new Verisilicon DC8200 and Coreboot DRM drivers, groundbreaking Nouveau ZCULL support for NVIDIA GPUs, and AMDGPU updates. A technical deep-dive for developers and hardware enthusiasts on the future of open-source graphics.

The Linux Kernel's Colossus: How the AMDGPU Driver Surpassed Six Million Lines of Code

 

Explore the exponential growth of the AMDGPU driver in Linux Kernel 7.0, now exceeding six million lines of code. This deep-dive analyzes the architectural reasons behind this expansion, the role of auto-generated headers, and what this dominance means for the open-source ecosystem and enterprise computing.

Decoding AMD’s "RDNA 4m": How the GFX1170 GPU Target is Bridging the Gap to RDNA4

 

AMD's mysterious GFX1170 GPU target is evolving in the LLVM compiler, adopting RDNA4's cutting-edge ISA features like WMMA and dropping legacy instructions.