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Linux Preps For New "SoC Power Slider" With Upcoming Panther Lake

While it looked like Linux 6.17 was going to be a good baseline for support with upcoming Intel Panther Lake powered laptops given that this next kernel release ships with the Xe3 graphics enabled by default and other bits coming together, it looks like there is at least one late item only being presented today in patch form: a new "SoC Power Slider" feature as part of the Intel thermal driver for this new feature of Panther Lake SoCs...
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Intel ISPC 1.28 Adds Optimized Support For AMD Zen 4 & Zen 5 CPUs

A new version of the Intel Implicit SPMD Program Compiler "ISPC" was just published for supporting that C programming language variant optimized for single program. multiple data (SPMD) programming that is optimized for Intel's various hardware offerings. While catering to Intel hardware, ISPC 1.28 notably adds new AMD Zen 4 and Zen 5 processor targets...
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Clearing The Last ReiserFS Remnants: Documentation Cleanse Of The Defunct File-System

It was nearly one year ago in the Linux 6.13 kernel that the ReiserFS file-system was dropped from the mainline kernel after having been deprecated in 2022. That dropped 32.8k lines of code from the Linux kernel but some documentation remnants of ReiserFS were mistakenly left in but now in the process of dropping those remnants for the defunct file-system...
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WSL2 Vulnerability Could Lead To Elevating Local Privileges

Last week Microsoft released new versions of WSL2 for a yet-to-be-public security vulnerability affecting their Windows Subsystem for Linux 2 implementation. Those details around CVE-2025-53788 are now public for this vulnerability that could lead to elevation of privileges...
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Linux Address Space Isolation "ASI" Revived After Lowering 70% Performance Hit To 13%

Several years ago Google engineers began exploring address space isolation for the Linux kernel and ultimately proposing Linux ASI for better dealing with CPU speculative execution attacks. While the hope was it would better cope with the ever growing list of CPU speculative execution vulnerabilities, the effort was thwarted initially by I/O throughput seeing a 70% performance hit. That level of performance cost was unsustainable. But now that I/O overhead has been reduced to just 13%...
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AMD Ryzen AI Max+ 395 With Framework Desktop vs. Intel Core Ultra 9 285K Linux Performance

Last week alongside our Framework Desktop review with the AMD Ryzen AI Max+ 395 "Strix Halo" SoC I posted benchmarks of the Strix Halo performance compared to the Ryzen 9 9950X / 9950X3D socketed desktop processors. For those wondering similarly how the top-end Strix Halo SoC in the Framework Desktop competes with the Intel Core Ultra 9 285K "Arrow Lake" flagship in performance and power efficiency, here are those comparison benchmarks.
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