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      Linux Reworks AMD Zen 1 Divide-By-Zero Mitigation After Original Fix Inadequate

      news.movim.eu / Phoronix • 14 August, 2023

    Following last week's AMD Inception vulnerability another AMD Zen CPU bug came to light and that was performing a divide by zero on Zen 1 could end up leaking data with this DIV0 speculation bug. The original workaround was performing a dummy division 0/1 within the #DE exception handler but that's now turned out to be inadequate...
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      Linux 6.5-rc6 Released With Latest CPU Security Mitigations & Bug Fixes

      news.movim.eu / Phoronix • 13 August, 2023

    Linus Torvalds released the Linux 6.5-rc6 kernel a few hours early today after capping off a busy week...
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      Casefolding For Bcachefs File-System Posted

      news.movim.eu / Phoronix • 13 August, 2023

    The Bcachefs file-system continues to work its way toward the mainline kernel while interestingly this weekend a Valve developer posted patches for implementing case-folding (case insensitive) feature support for this open-source file-system...
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      RADV Ray-Tracing To Become Much Faster With New Driver Code

      news.movim.eu / Phoronix • 13 August, 2023

    The Mesa Radeon Vulkan "RADV" driver ray-tracing support is about to become much faster with a pending improvement that is currently undergoing review...
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      Mold 2.1 Linker Brings LoongArch CPU Support

      news.movim.eu / Phoronix • 13 August, 2023

    Last month the Mold 2.0 high-speed linker was released that shifted from AGPL to MIT licensing after their monetization strategy didn't pan out. This weekend the project is out with its Mold 2.1 release as another step forward for this alternative linker to GNU Gold and LLVM LLD...
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      LibreOffice Lands APNG Export Support

      news.movim.eu / Phoronix • 13 August, 2023

    Future LibreOffice releases will finally better handle animated PNG (APNG) files. After initial import support was added back in June, merged this week was initial export support for APNG files...
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      Glibc log2 Function Up To 69% Faster Thanks To FMA

      news.movim.eu / Phoronix • 13 August, 2023

    Intel engineer and open-source compiler expert H.J. Lu has landed a much faster log2() implementation within the GNU C Library (glibc) that makes use of FMA instructions with modern x86_64 CPUs...
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      AMD FreeSync Panel Replay Ready For Linux 6.6, Next-Gen GPU Enablement Started

      news.movim.eu / Phoronix • 12 August, 2023

    AMD submitted more "new stuff" for their AMDGPU and AMDKFD kernel graphics and compute drivers for the upcoming Linux 6.6 kernel cycle...
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      Linux Kernel Updated To Add Zenbleed Fix For Valve's Steam Deck

      news.movim.eu / Phoronix • 12 August, 2023

    Last month when the Linux kernel was mitigated for Zenbleed as a CPU vulnerability affecting AMD Zen 2 processors, it turns out the Steam Deck APU was accidentally left without coverage. An x86/urgent pull request sent out today for the Linux 6.5 kernel and for back-porting to current stable Linux kernel releases will extend the Zenbleed mitigation to protect Steam Deck gamers...