Open-source News

Call Depth Tracking Aligning For Linux 6.2 To Lessen Mitigation Performance Hit For Intel Skylake

Phoronix - Thu, 10/20/2022 - 01:00
While the Linux 6.1 merge window just passed and the "Call Depth Tracking" patches have been in development the past few months, it looks like that for the Linux 6.2 kernel is where that alternative mitigation technique will be introduced for helping offset some of the significant performance regressions incurred for Intel Skylake era processors as a result of recent CPU security vulnerability mitigations...

systemd 252-rc2 Released With More Changes To This Key Linux Component

Phoronix - Wed, 10/19/2022 - 23:48
Two weeks ago was the release of systemd 252-rc1 with introducing the new systemd-measure command, a "support-ended" taint flag for OS images detected past their end-of-support date, and a wide variety of other changes and feature additions. Systemd 252-rc2 is now available for additional testing with various fixes plus a few more additions...

Mesa OpenGL Threading Messed Up Cursor Handling With KDE Wayland - Fixed Now

Phoronix - Wed, 10/19/2022 - 20:42
If you habitually ride Mesa Git for the latest and greatest open-source AMD Radeon graphics driver code and use the KDE Plasma desktop with Wayland, you may have noticed a glitchy cursor recently. Fortunately, that's now fixed up with today's Mesa Git code and ended up stemming from the recent global enabling of Mesa OpenGL threading...

LLVM Begins Preparing For Intel Sierra Forest & Grand Ridge CPUs

Phoronix - Wed, 10/19/2022 - 18:12
Last week saw Intel sending out new GCC compiler patches for adding the "Sierra Forest" CPU target and the number of new x86_64 instructions it's adding. Those GCC patches follow Intel publishing an updated programming reference manual where they detailed these new instructions coming for Sierra Forest Xeon CPUs as well as Grand Ridge. Now on the LLVM compiler side, they too have begun landing new patches for these new Intel instructions...

Intel's Linux Vulkan Driver Lands Workaround For HITMAN 3

Phoronix - Wed, 10/19/2022 - 17:32
Intel Arc Graphics A750 and A770 work on Linux if you are running the very latest Linux kernel and Mesa. The gaming experience is decent aside from occasional driver issues. One of the games that has been pesky with the open-source Intel "ANV" Vulkan driver has been the HITMAN 3 title running under Steam Play but with the newest Mesa 22.3 code should now be fixed up...

Mold 1.6 High Speed Linker Adds PPC64 and s390x, Smaller Output Files

Phoronix - Wed, 10/19/2022 - 17:16
Mold as the open-source high performance linker continues its ascent in working to prove itself as a viable alternative to LLVM's LLD and GNU Gold. Mold 1.6 is out today with the latest fixes and features...

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