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      AMD Zen 5 EDAC & Temperature Monitoring Slated For Linux 6.6

      news.movim.eu / Phoronix • 10 August, 2023

    AMD Linux engineers continue work on enabling the Family 1Ah CPU models for the Linux kernel as what would appear to almost surely be the next-gen Zen 5 processors...
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      Radeon R600g Driver Retires Its SB Optimizer

      news.movim.eu / Phoronix • 10 August, 2023

    A decade ago the Radeon R600g SB shader back-end proved useful for boosting gaming performance on pre-GCN graphics cards of the time and proved useful. But in more recent years in the R600g switch to NIR, the SB path hasn't received much attention and its benefits have diminished. The R600g SB code has now been dropped...
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      Nouveau Kernel Driver Changes For Supporting NVK Vulkan Submitted To DRM-Next

      news.movim.eu / Phoronix • 10 August, 2023

    The Nouveau DRM kernel driver changes for new user-space APIs to be used by the Mesa NVK open-source Vulkan driver have now been submitted for pulling to DRM-Next from the current drm-misc-next queue. These Nouveau kernel driver additions for NVK in turn will then premiere with the upcoming Linux 6.6 cycle...
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      AV1 Video Decoding Added To Mesa's VirGL For QEMU/KVM Guests

      news.movim.eu / Phoronix • 10 August, 2023

    Merged for Mesa 23.3 is support for the VirGL code to handle accelerated AV1 video decoding within guest virtual machines...
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      Red Hat Is Hiring To Improve The Bootloader

      news.movim.eu / Phoronix • 10 August, 2023

    GRUB2 and Linux bootloaders in general don't get too much attention these days as for the most part they "just work" well and most Linux distributions prefer to keep their GRUB menu hidden if at all possible. But at the same time it's an often overlooked area and not an area where there is an eager and glamorous open-source community behind it. However, it looks like Red Hat at least may have some new ideas brewing and they are hiring now to improve the Linux bootloader experience...
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      KDAB Releases KDGpu As A Thin Wrapper Around Vulkan

      news.movim.eu / Phoronix • 10 August, 2023

    The consulting firm KDAB that is known for their work on the Qt toolkit has released KDGpu as a new library that is a thin wrapper around the Vulkan API and aims to allow for more productive GPU programming...
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      Intel Begins Drafting AVX10 Plans For The LLVM/Clang Compiler

      news.movim.eu / Phoronix • 9 August, 2023

    In addition to Intel posting initial AVX10.1 patches for the GCC compiler, Intel has also begun sorting out their AVX10 plans for the LLVM/Clang compiler stack...
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      Linux Lands Fix For AMD Zen 1 Bug That Could Leak Data After A Division By Zero

      news.movim.eu / Phoronix • 9 August, 2023

    After a rather busy Patch Tuesday with the AMD Inception vulnerability and Intel Downfall going public, the Linux kernel saw a new bug fix merged today for a different issue... It turns out original AMD Zen 1 processors could end up leaking data in certain conditions after a divide by zero occurs...
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      Initial Benchmarks Of The Intel Downfall Mitigation Performance Impact

      news.movim.eu / Phoronix • 9 August, 2023

    With yesterday's disclosure of the Intel Downfall speculative execution vulnerability and the updated CPU microcode and Linux kernel patches I have been very busy testing the performance impact of this mitigation. Here are some initial numbers and workloads I have found to be impacted as a result of this security mitigation for Skylake to Icelake/Tigerlake client and server processors.