About Linux 7.1 features/changes
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⇒ New Media Drivers Merged For Linux 7.1:
The media subsystem updates have been merged for the ongoing Linux 7.1 merge window and includes new hardware support...⇒ Linux 7.1 sched_ext Brings cgroup Sub-Scheduler Groundwork, Idle SMT Sibling Improvement:
The extensible scheduler "sched_ext" code for allowing Linux scheduling behavior to be defined via BPF programs is seeing some useful improvements with the in-development Linux 7.1 kernel...⇒ New NTFS File-System Driver Submitted For Linux 7.1:
Making today very exciting in Linux 7.1 merge window land was a pull request being sent out for introducing the new, modern NTFS file-system driver. Linus Torvalds has yet to comment if he's going to merge the new driver but it looks like it's ready for providing a better Linux NTFS experience over the current NTFS3 driver that was upstreamed by Paragon Software a few years ago and hasn't seen too much feature progress...⇒ New Lenovo Fan Driver, More ASUS Motherboards With Sensor Monitoring For Linux 7.1:
All of the hardware monitoring "HWMON" subsystem updates were merged this week for the Linux 7.1 kernel...⇒ Linux 7.1 x86/x86_64 Aligns With Other Architectures Now For Supporting Custom Restart Handlers:
With the vast majority of x86/x86_64 systems supporting restarting the system using ACPi, BIOS, or even the KBD keyboard controller, with Linux 7.1 is now support in place for using custom restart handlers registered by drivers, such as in place for other CPU architectures...⇒ Linux 7.1 Crypto Code Rework Enables More Optimizations By Default:
Linux libcrypto cryptography subsystem changes for the v7.1 kernel are enabling more optimizations by default and in turn helping to achieve better crypto/hashing performance on this next kernel version... -
⇒ The "NTFS Resurrection" Has Occurred For Linux 7.1:
As a very exciting follow-up to the recent article around the new NTFS driver being submitted for Linux 7.1 to address the shortcomings of the current Paragon NTFS3 driver and the prior read-only NTFS kernel driver, that work has been merged!..⇒ Linux 7.1 Lands High Resolution Timer "HRTIMER" Overhaul:
Merged this week for Linux 7.1 was a rework of the high resolution timer "HRTIMER" subsystem for reducing the overhead of frequently-armed timers, such as the HRTICK scheduler timer. The HRTICK scheduler timer is useful for enhancing system responsiveness and fairness...⇒ Linux 7.1 Scheduler Changes May Benefit Some Workloads:
The scheduler changes for Linux 7.1 are now in place and may bring performance benefits for at least some systems and workloads...⇒ Linux 7.1 Adds New AMD SMCA Bank Types, Presumably For Upcoming EPYC Venice:
The AMD Machine Check Exception "mce_amd" driver as part of the Error Detection And Correction (EDAC) subsystem is introducing support for new SMCA bank types on AMD platforms. Given the timing these new bank types are presumably for AMD's upcoming Zen 6 / EPYC Venice hardware... -
⇒ Linux 7.1 Sees RAID Fixes, IO_uring Enhancements:
The block subsystem and IO_uring changes were merged this week for Linux 7.1 in continuing to enhance Linux storage capabilities...⇒ Linux 7.1 Sound Code Adds Bus Keepers: Aiming For Better Apple Silicon Support:
The sound subsystem changes were merged this week for Linux 7.1 that include some new hardware support and other useful additions...⇒ Linux 7.1 Adds Some New PCIe Drivers While Nuking Some PCI Drivers:
The PCI subsystem updates were merged this week for the Linux 7.1 kernel with a wide assortment of PCI(e) changes from new to old hardware... -
⇒ New Lenovo Legion Go Drivers & More Sony HID Device Support In Linux 7.1:
The HID subsystem updates landed this week for the in-development Linux 7.1 kernel that includes new hardware support and other changes...⇒ JFS Sees Data Integrity Hardening With Linux 7.1:
It's pretty rare nowadays seeing any real changes to the JFS file-system on Linux when there are multiple far superior solutions available. But in any event, the JFS file-system driver has seen a few fixes in Linux 7.1...⇒ Linux 7.1 Kernel Graphics Driver Changes Merged With Intel & AMD Leading The Way:
The Direct Rendering Manager (DRM) kernel graphics driver and accelerator driver changes for Linux 7.1 were recently merged to Git. As usual, it's the Intel and AMD kernel graphics drivers seeing a bulk of the interesting open-source GPU driver activity. Plus ongoing work to make Rust-based GPU drivers more viable...⇒ A Lot Of Memory Management "MM" Improvements Merged For Linux 7.1:
Andrew Morton recently sent out his various "MM" related pull requests for the ongoing Linux 7.1 kernel. There are a number of memory management optimizations in this next kernel version, which is always nice to see but all the more so these days with the inflated RAM pricing and other computer component prices...⇒ Linux 7.1 KVM Adds "Very Experimental" Support For pKVM Protected Guests:
The Kernel-based Virtual Machine changes were recently merged for the Linux 7.1 merge window for further enhancing KVM as this important piece of the open-source virtualization stack... -
⇒ Linux 7.1 Staging Ushered In More Developers To Make Their First Kernel Contributions:
Over the weekend Greg Kroah-Hartman sent out his various pull requests for the areas of the kernel he oversees. Among those is the staging area where this time around the notable activity isn't too much about feature work but many developers making some of their first contributions to the upstream kernel...⇒ Linux 7.1 Lands Workaround For Arm C1-Pro Erratum:
Merged yesterday to the Linux 7.1 kernel is a workaround for an Arm C1-Pro CPU hardware bug around its Scalable Matrix Extension implementation...⇒ Intel IRDMA Driver Adds Support For GEN4 Hardware In Linux 7.1:
The IRDMA driver as Intel's modern Remote Direct Memory Access (RDMA) Linux driver for their high-end Ethernet network controllers is preparing support for new hardware...⇒ NTFS-3G FUSE Driver Sees First New Release In Four Years:
Coming today as a big surprise -- one week after the new NTFS file-system driver was merged for Linux 7.1 and separately the existing NTFS3 kernel driver seeing some fixes -- is a new release of the NTFS-3G driver providing a FUSE-based user-space driver for NTFS on Linux and other platforms...⇒ Linux May Drop Old Network Drivers Now That AI-Driven Bug Reports Are Causing A Burden:
Old network maintenance drivers are becoming a maintenance burden in the era of fuzzing and predominantly AI-driven bug detection causing an uptick in possible bug/security reports to upstream Linux kernel developers but with these drivers potentially having no actual users...⇒ F2FS, EXT4 & XFS Focus On Fixes For Linux 7.1:
The Flash Friendly File-System (F2FS) updates have been merged for the ongoing Linux 7.1 merge window that will wrap up on Sunday. This follows earlier merges for the XFS and EXT4 drivers too... -
⇒ Linux 7.1 Adds Support For 12 New SoCs, Other ARM & RISC-V Hardware:
All of the SoC updates were recently merged for the ongoing Linux 7.1 kernel cycle. Most of the activity as usual is on the Arm side but also with some RISC-V additions too for the Linux 7.1 kernel...⇒ Linux 7.1 Lands The Apple SMC Power Driver For Reporting Battery Metrics On MacBooks:
The Linux Multi-Function Device "MFD" subsystem changes were merged this week for Linux 7.1 ahead of the merge window closing on Sunday...⇒ Many USB Improvements & New Hardware Merged For Linux 7.1:
Ready to go ahead of the Linux 7.1 merge window closing at week's end are numerous new USB device support additions and other USB subsystem enhancements...⇒ Linux 7.1 Removes Some Obsolete PCMCIA Drivers That Likely Haven't Been Used In Years:
In addition to some network drivers on the chopping block due to AI bug reports for obsolete hardware/drivers and Linux 7.1 dropping various drivers for Russia's Baikal CPUs, the Linux 7.1 kernel as of today also dropped some obsolete PCMCIA host controller drivers... -
⇒ Pull Request For Linux To Remove Old Network Drivers, ISDN Subsystem Due To AI/LLM Noise:
It was just days ago we reported on a proposal to drop old network drivers due to AI-driven bug reports becoming a burden on upstream kernel developers. Last night that culminated with an initial pull request to clear out some old, unused networking drivers plus also clearing out the entire ISDN subsystem and more...⇒ Linux 7.1 Removes Drivers For Long Obsolete Input Hardware: Bye Bus Mouse Support:
Beyond Linux looking to remove old drivers due to the surge of AI/LLM bug reports, the Linux 7.1 kernel is also removing some old hardware drivers simply on the basis of long obsolete hardware. The input subsystem saw several drivers removed this week for decades old hardware...⇒ AMD SBI Driver Preps For EPYC Venice With Linux 7.1:
The Linux kernel continues getting ready for AMD's upcoming Zen 6 processors...⇒ Many Intel & AMD Laptop Improvements Merged For Linux 7.1:
As usual in recent years, there were many x86 platform driver changes merged this cycle for benefiting modern AMD Ryzen and Intel Core (Ultra) laptops. A variety of new features and laptop hardware support additions were merged for Linux 7.1...⇒ Linux 7.1 Is Performing Well Overall In Early Benchmarks:
With the Linux 7.1 merge window winding down ahead of the planned Linux 7.1-rc1 release on Sunday, I have begun testing out the Linux 7.1 Git state on various systems in my lab. So far Linux 7.1 appears to be looking good in the performance department with seeing a number of performance improvements in different areas but also a few possible regressions.⇒ Farewell ISDN, Ham Radio & Old Network Drivers: Linus Torvalds Merges 138k L.O.C. Removal:
Linus Torvalds did it! He merged the pull request to rid the Linux kernel of the old Integrated Services Digital Network (ISDN) subsystem and various other old network drivers largely for PCMCIA era network adapters. This was the code suggested for removal given the recent influx of AI/LLM-generated bug reports against this dated code that likely has no active upstream users remaining...⇒ LoongArch Improvements Land In Linux 7.1:
Merged for the nearly-over Linux 7.1 merge window are a number of enhancements to the LoongArch architecture support for that Chinese CPU architecture inspired by MIPS and RISC-V... -
⇒ New NTFS Driver Sees A Number Of Fixes Ahead Of Linux 7.1-rc1:
With the Linux 7.1-rc1 kernel release due out tomorrow to cap off the Linux 7.1 merge window, one of the most notable additions this cycle is the introduction of the new NTFS driver that aims to provide better performance and more modern features than the existing NTFS3 in-kernel driver that was originally contributed by Paragon Software...⇒ Linux 7.1 Brings Audio Support For The Line6 POD HD PRO & NexiGo N930W Webcam:
Following last week's Linux 7.1 sound subsystem feature pull that added bus keeper support in working toward better Apple Silicon support along with a variety of other new audio hardware support, a secondary set of sound updates were merged as we approach the end of the Linux 7.1 merge window...⇒ Linux 7.1-rc1 Released With New NTFS Driver, FRED By Default & Much More:
The Linux 7.1-rc1 kernel was just released for concluding the Linux 7.1 merge window. A lot of new features are in tow for this next kernel version that will then be out as stable in mid-June...⇒ Linux 7.1 Adds SoC Slider Support To x86_energy_perf_policy Utility:
One of the last feature pulls merged by Linus Torvalds prior to tagging Linux 7.1-rc1 this weekend were some power utility updates for those tools living within the kernel source tree...⇒ With Linux 7.1 The Mainline Kernel Now Supports Real-Time "RT" On ARM:
The Linux 7.1 mainline kernel will allow building a real-time "PREEMPT_RT" kernel for the ARM architecture with no longer needing any out-of-tree patches... -
⇒ Linux 7.1-rc2 Bringing Some More Improvements/Fixes For Older AMD GPUs
Merged on Friday ahead of the Linux 7.1-rc2 kernel release due out tomorrow were this week's batch of Direct Rendering Manager (DRM) kernel graphics / display / accelerator driver fixes...⇒ Linux 7.1 Fixes Audio For The Steam Deck OLED After Being Broken 2 Years On The Upstream Kernel:
It turns out the Steam Deck OLED gaming handheld has not had working audio support with the mainline (upstream) Linux kernel since a change in late 2023 that was merged for Linux 6.8. There was an AMD ASoC audio change that inadvertently broke audio support for the Steam Deck OLED handheld but not affecting the original LCD model. Valve's downstream Steam OS kernel has compensated for this known breakage and other distributions targeting the Steam Deck OLED have carried the patch, but now there is a proper solution upstream ahead of Linux 7.1-rc2...⇒ New NTFS Driver Sees More Fixes With Linux 7.1-rc2
One of the most prominent changes with the upcoming Linux 7.1 kernel release is the introduction of the new NTFS driver in the Linux 7.1 kernel. This new driver provides more features and better performance than the Paragon NTFS3 driver that's been in the kernel the past few years and far better off than the original NTFS read-only driver that previously was in the kernel and for which this new driver is based. Needless to say it's also a big improvement over the NTFS-3G user-space FUSE driver too... -
⇒ Intel Drivers With Mesa 26.2 Ready With Xe In Linux 7.1 To Better Handle vRAM Pressure
Merged to the Intel Xe kernel graphics driver with Linux 7.1 is an addition to improve the video RAM memory pressure or out-of-memory behavior for Intel graphics with dedicated video memory. Introduced is support for purgeable buffer objects via a new user-space API to provide usage hints for enhancing what is purged under vRAM pressure. Merged this week to Mesa 26.2-devel is support for the Intel Mesa drivers to make use of this new interface...⇒ Linux 7.1 Features: New NTFS Driver, New Intel + AMD Hardware, Performance Optimizations & Modernization
The Linux 7.1 development kernel that amounts to nearly 40 million lines has a lot of new features and changes in tow. While Linux 7.1 stable won't be out until mid-June, here is a look at the interesting changes coming with this next stable version of the Linux kernel. -
⇒ Linux 7.1-rc3 Released With Many Networking Changes
Linus Torvalds just issued the third weekly test candidate of the Linux 7.1 kernel with around a third of the patches being for the networking subsystem...
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