Open-source News

AMD Sends Out Latest Linux Patches For RMPOPT Optimization

Phoronix - Wed, 07/01/2026 - 23:38
Earlier this year AMD disclosed the RMPOPT instruction that given the timing will seemingly be introduced with upcoming Zen 6 EPYC "Venice" processors. The RMPOPT feature amounts to a performance optimization for AMD EPYC SEV-SNP enabled servers by cutting down on the associated Reverse Map Table (RMP) overhead. Linux enablement of AMD RMPOPT remains ongoing and out this week is the latest iteration of the enablement...

Glibc Introduces /etc/tunables.conf For System-Wide Tunables

Phoronix - Wed, 07/01/2026 - 21:32
Red Hat has contributed new system-wide tunables infrastructure to the GNU C Library "glibc" that allows specifying system-wide tunables via the new /etc/tunables.conf configuration file...

RADV & RadeonSI Drivers See New Fixes For AMD GCN 1.0/1.1 GPUs

Phoronix - Wed, 07/01/2026 - 21:18
Timur Kristóf of Valve's Linux graphics driver team continues taking special focus on AMD Radeon GCN 1.0 and GCN 1.1 era GPUs for enhancing the open-source graphics driver support for these aging graphics cards...

GCC 16.2 Being Planned For Early August Release

Phoronix - Wed, 07/01/2026 - 18:31
For those that prefer waiting until the first bug-fix/point release before upgrading to a major new feature series, GCC 16.2 is being planned for an early August release for delivering back-ported bug fixes to the GCC 16 compiler...

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