Linux Kernel News Archives
SUSE Dropping Mainline Work On Their In-Kernel Bootsplash System

For those that were excited over the months of ongoing work by SUSE to bring up an in-kernel boot splash system that could be better than Plymouth for at least some use-cases and was interesting many readers, unfortunately it's not panning out for mainline.

18 January 2018 - Kernel Boot Splash - 52 Comments
The DRM Graphics Driver Changes Coming For Linux 4.16

With being past the cutoff of new features to be merged to DRM-Next for targeting the upcoming Linux 4.16 kernel merge window, here is a recap of the prominent changes to the Direct Rendering Manager drivers for this next kernel cycle.

17 January 2018 - Linux 4.16 DRM Highlights - 4 Comments
Retpoline Is Still Being Improved Upon For Intel Skylake/Kabylake

While initial support for Retpoline was merged into the Linux 4.15 Git kernel last week and is now being backported to some supported Linux kernel series, there is still additional work ongoing for properly mitigating Spectre v2 on Intel Skylake CPUs and newer.

15 January 2018 - RETPOLINE_UNDERFLOW - 5 Comments
KPTI Support For 64-bit ARM Getting Buttoned Up Ahead Of Linux 4.16

Kernel Page Table Isolation (KPTI) landed at the start of the year for x86/x86_64 systems for fending off the much talked about CPU attacks while the ARM64 / 64-bit ARM code is still a work-in-progress but looks like it will be squared away for the upcoming Linux 4.16 kernel cycle.

14 January 2018 - ARM64 KPTI - 5 Comments
Some Of The Other Changes Slated For Linux 4.16

There's still a week and a half to go until the Linux 4.15.0 stable kernel release is expected and that rings in the Linux 4.16 merge window. On top of various Linux 4.16 changes already talked about, here's a look at some of the other kernel features/additions expected for this next release cycle.

10 January 2018 - Linux 4.16 Features - Add A Comment
Input Drivers Are Being Prepped For Year 2038 Safety

While kernel developers are busy with Spectre and Meltdown bugs right now, 20 years from now is the big "Year 2038" problem. Kernel developers are still working through the massive codebase to allow it to function past this "Unix Millenium Bug."

7 January 2018 - Y2038 - 8 Comments
Wine Performance May Be Impacted By Linux KPTI Patches

Besides VM performance and databases and heavy I/O taking a performance hit in the "Kernel Page Table Isolation" patches in the wake of the Spectre and Meltdown attack, it looks like Wine's performance may also be impaired.

5 January 2018 - Wine Performance Hit - 30 Comments
Linux Gaming Performance Doesn't Appear Affected By The x86 PTI Work

With the recently published Initial Benchmarks Of The Performance Impact Resulting From Linux's x86 Security Changes, one of the common questions that came up is whether gaming performance is adversely affected by the x86 Page Table Isolation changes recently merged to the Linux kernel.

2 January 2018 - x86 PTI Gaming - 23 Comments

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