Procfs rework, Emacs LLM debates, DRM series

Kernel and desktop lists on 2026-11-09 centered on a procfs redesign meant to shrink attack surface and on Emacs arguments over LLM-generated code. DRM work advanced DMA-buf mapping, MSM DisplayPort MST, and HPD handling while Dolphin regained a columns view.

Procfs shift toward kernfs model

A resubmitted seven-patch series on dri-devel proposes moving procfs to the approach kernfs already uses, with the goal of eliminating pinning attack surface. Linus Torvalds responded bluntly to the resend volume and the mailbox spam it produced. Kernel developers concerned with proc interfaces and security hardening have reason to follow the heated exchange.

Vibe-spell ELPA submission

An ELPA submission of vibe-spell, an LLM-translated reimplementation of Hunspell, reached emacs-devel and drew fifty-two messages from sixteen participants. The heated debate turned on maintainability, code quality, and free software requirements. Emacs package maintainers and users of spell-checking tools will care how such submissions are accepted or rejected.

Ban debate on LLM Emacs contributions

The Human Emacs thread on emacs-devel examined a permanent ban on LLM-generated contributions, stressing maintainability and community risks rather than copyright alone. Twenty-two participants produced one hundred eight messages in the dispute. The policy direction matters for anyone who contributes to or builds on Emacs.

Dolphin Columns view restored

Dolphin has regained a Miller Columns view, according to discussion on the KDE Discourse. Developers are collecting feedback before deciding whether to include the feature in the 26.12 release. KDE users who prefer columnar file navigation should test and comment.

DMA-buf mapping types

A twenty-three-patch series in its second version introduces a DMA-buf mapping types framework together with SGT conversions and driver updates. The work targets VFIO, IOMMUFD, and peer-to-peer cases and received technical review from five participants on dri-devel. Shared-buffer and IOMMU developers depend on this infrastructure.

Must-init and kobj release rules

A nine-patch series in its third version adds a __must_init attribute and requires explicit kobj_type release callbacks across kernel subsystems. Three participants reviewed the changes on dri-devel. Subsystem maintainers need to verify their kobject handling against the new requirements.

MSM DisplayPort MST support

The seventh version of a thirty-five-patch series adds Multi-Stream Transport support to the msm/dp driver, including supporting refactors. Maintainer reviews continued across eighty messages from five participants on dri-devel. Developers and users of MSM chipsets gain a path to multi-stream DisplayPort.

DRM IRQ_HPD event plumbing

A nine-patch series in its eighth version correctly handles IRQ_HPD events by carrying them from USB-C and AltMode drivers into DRM DisplayPort. The changes cover MST and sink events and drew discussion from four participants. Reliable hotplug behavior for DisplayPort over USB-C relies on this work.