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NVIDIA Plumbs DMA-BUF Support For VFIO PCI Devices In Linux 6.19

In addition to NVIDIA improving peer-to-peer (P2P) DMA for block devices in Linux 6.19, NVIDIA also led an effort providing DMA-BUF support for VFIO PCI devices for opening up some interesting new cases moving forward. As part of the VFIO pull request this new functionality has landed for Linux 6.19...
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Using AI To Modernize The Ubuntu Error Tracker Produced Some Code That Was "Plain Wrong"

A week ago I wrote about AI being used to help modernize Ubuntu's Error Tracker. Microsoft GitHub Copilot was tasked to help adapt its Cassandra database usage to modern standards. It's worked in some areas but even for a rather straight forward task, some of the generated functions ended up being "plain wrong" according to the developer involved...
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Rust Drivers In Linux 6.19 Will Now Support... Module Parameters

On top of the Rust driver core changes and other Rust code for Linux 6.19, the modules infrastructure for this new kernel version is also bringing some new code. Surprisingly, it's taken until now for Rust kernel modules/drivers to support module parameters as is common practice for passing different options when booting the kernel or manually loading kernel drivers with extra non-default options...
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Linux Still Dealing With Quirky Firewire Devices As We Enter 2026

For Linux 6.19 as what will be the first stable kernel release of 2026, the IEEE-1394 Firewire stack continues dealing with device quirks and improving support for different Firewire-connected devices. In 2026 is also when the Linux Firewire maintainer plans to begin recommending users migrate away from the IEEE-1394 bus followed by closing the Linux Firewire efforts in 2029...
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Jolla Trying Again To Develop A New Sailfish OS Linux Smartphone

Finnish company Jolla started out 14 years ago where Nokia left off with MeeGo and developed Sailfish OS as a new Linux smartphone platform. Jolla released their first smartphone in 2013 after crowdfunding but ultimately the Sailfish OS focus the past number of years now has been offering their software stack for use on other smartphone devices. But now it seems they are trying again with a new crowd-funded smartphone...
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AMD EPYC 7773X "Milan-X" Performance & Power Nearly Four Years Later

Nearly four years have passed since AMD launched their EPYC Milan-X processors with 3D V-Cache. When recently rearranging some servers in the lab and realizing the four year anniversary was coming up in March, curiosity got the best of me in wondering where the Linux performance and energy efficiency on Milan-X is now with the latest Linux software stack compared to the numbers when Milan-X launched back in March 2022.
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Venus Vulkan Driver Lands Mesh Shader Support In Mesa 26.0

Venus is the VirtIO-GPU driver that allows for Vulkan support within guest virtual machines permitting sufficient host driver support and other requirements in place with hypervisors like CrosVM and QEMU. The Venus driver now supports Vulkan's mesh shader capabilities and in turn advances the DXVK-Proton support for Linux gaming within VMs...
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Linux NTFS3 Driver Will Now Support Timestamps Prior To 1970

While NTFSPLUS continues to be developed as a new and modern NTFS open-source driver for Linux systems, at the moment NTFS3 from Paragon Software remains the most capable NTFS file-system driver within the mainline kernel. For the Linux 6.19 merge window a variety of fixes have landed for this driver...
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