Open-source News

Testing Intel Raptor Lake With PCID Disabled & A Move Made By FreeBSD Last Year

Phoronix - Mon, 05/22/2023 - 18:11
With Linux going to disable PCID support on Intel Alder Lake and Raptor Lake while waiting for mitigated microcode due to a CPU bug, I was curious if this disabling of Process Context Identiifiers would have any overall performance implications. So I ran some benchmarks this weekend...

RADV Vulkan Driver Implements Smooth Lines For Zink

Phoronix - Mon, 05/22/2023 - 17:58
The Mesa Radeon Vulkan driver "RADV" has implemented smooth lines support for in turn to be leveraged by the Zink OpenGL-on-Vulkan driver...

TOP500 List Updated With Frontier Remaining At The Top

Phoronix - Mon, 05/22/2023 - 17:38
The 61st edition of the TOP500 supercomputer list has been published this morning. The Frontier supercomputer continues to hold the top spot and the only true Exascale system...

Linux 6.4-rc3 Released Following A Rather Smooth Week

Phoronix - Mon, 05/22/2023 - 05:52
Linus Torvalds just released the Linux 6.4-rc3 kernel following a rather uneventful week...

Linux To Disable PCID For Intel Alder Lake & Raptor Lake Due To Issue With INVLPG

Phoronix - Mon, 05/22/2023 - 01:00
A patch is pending via x86/urgent to workaround an issue with Intel Alder Lake and Raptor Lake processors that is leaving the kernel developers for the time being to disable Process Context Identifiers (PCID) with these Intel mobile/desktop processors...

Arch Linux Completes Its Git Migration

Phoronix - Sun, 05/21/2023 - 20:42
Arch Linux on Friday began its Git repository migration and as part of that discontinuing SVN access and some changes to how their package repositories are setup. Arch Linux's Git migration has now been successfully completed...

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