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Linus Torvalds Rejects RISC-V Changes For Linux 6.17: "Garbage"

Linus Torvalds has used his authority to reject the RISC-V architecture changes for the Linux 6.17 kernel. The RISC-V updates won't land this cycle and will need to try again for v6.18 later in the year. Linus refers to at least some of the proposed RISC-V code as garbage along with being submitted rather late during the merge window...
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Additional Intel Linux Drivers Left Orphaned & Maintainers Let Go

Well, it's an unpleasant afternoon in Linux land with more signs of the ongoing impact from Intel's corporate-wide restructuring. Just after writing about Intel's CPU temperature monitoring driver now left unmaintained/orphaned, more patches hit the public Linux kernel mailing list to mark additional Intel drivers as orphaned and removing maintainer entries for Linux developers no longer at Intel...
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Intel CPU Temperature Monitoring Driver For Linux Now Unmaintained After Layoffs

There is yet more apparent fallout from Intel's recent layoffs/restructurings as it impacts the Linux kernel... The coretemp driver that provides CPU core temperature monitoring support for all Intel processors going back many years is now set to an orphaned state with the former driver maintainer no longer at Intel and no one immediately available to serve as its new maintainer...
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Bcachefs Maintainer Comments On The LKML While Waiting To See What Happens

We still don't know what's going to happen for Bcachefs in the Linux 6.17 kernel even with the merge window set to end on Sunday with the Linux 6.17-rc1 release. Linus Torvalds commented over one month ago that they would be parting ways for Linux 6.17. At the start of the Linux 6.17 merge window a Bcachefs pull request was submitted but nearly two weeks later it's still not been pulled and Linus Torvalds hasn't commented on the matter...
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AMD Linux Driver Prepares For Radeon RDNA4 "Kicker"

A few new firmware files were upstreamed today to the linux-firmware.git repository for supporting a new GFX12.0.1 (RDNA4) "Kicker" graphics processor. There was also an AMDGPU kernel graphics driver patch that just landed as well in Linux 6.17 for the RDNA4 Kicker variant...
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DDR5-6400 vs. DDR5-4800 R-DIMM Performance For Threadripper 9980X / 9970X CPUs

Last week the Threadripper 9000 series began shipping and as shown in our launch-day Linux testing there was stunning performance with the 32-core Threadripper 9970X and 64-core Threadripper 9980X processors. Beyond the improvements thanks to the Zen 5 microarchitecture enhancements, the new Threadrippers while working as a drop-in replacement to existing TRX50 workstation motherboards now can handle DDR5-6400 R-DIMMs up from DDR5-4800 R-DIMMs with the Threadripper 7000 series. For those wondering about the gain attributed to the faster memory modules, here are benchmarks looking at the DDR5-4800 vs. DDR5-6400 real-world performance impact for AMD Ryzen Threadripper 9970X and 9980X CPUs.
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New AMD Zen 6 Linux Patches Posted - Confirming Up To 16 Memory Channels

Following the recent Linux kernel patch adding the AMD Zen 6 synthetic feature flag I suspected more AMD Zen 6 kernel patches would begin flowing... Sure enough, two new patches today noting some new model IDs in the Family 1Ah family as well as confirming rumors that next-gen EPYC Venice processors would support 16 channel memory...
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Linux 6.17 Standardizes The Keycode For The "Performance Boost" Key

With the input subsystem updates for Linux 6.17 in addition to now mapping ther F13 to F24 keys by default for PS/2 keyboards, the "performance boost" key beginning to be found on some laptops now has a standardized keycode. With standardizing that keycode, Linux desktop/user-space software will be able to more easily and uniformly set the intended behavior should your laptop/system have such a performance key...
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