Open-source News

POWER10 Adds New Instructions For Helping Fend Off ROP Exploits

Phoronix - Mon, 01/11/2021 - 13:09
The POWER10 architecture is adding several new instructions to help prevent return-oriented programming exploits...

Linux 5.11-rc3 Released Following A Post-Holiday Ramp-Up

Phoronix - Mon, 01/11/2021 - 07:00
While Linux 5.11-rc2 was tiny due to the holidays, with developers and testers returning to work the Linux 5.11-rc3 release that was just issued is much bigger...

Changing One "If" To "While" Caused An Unexpected Shift In A Kernel Benchmark This Week

Phoronix - Mon, 01/11/2021 - 03:02
Several months back you may recall that Linux 5.9 kernel regression we noted that in turn was bisected to code introduced by Linus Torvalds around page lock fairness. That was ultimately worked out in time with allowing a control over the page lock (un)fairness to address the regressed workloads while being fair enough to satisfy his original change. But now this week for Linux 5.11, Linus Torvalds has again altered the behavior. It then ended up causing a PostgreSQL database server performance regression but fortunately any impact should be very minimal and hopefully not appearing in any real-world situation...

Linux Kernel Developers Discuss Dropping A Bunch Of Old CPUs

Phoronix - Sun, 01/10/2021 - 22:12
With Linux 5.10 having shipped as the latest Long Term Support (LTS) release to be maintained for at least the next five years, a discussion has begun over dropping a number of old and obsolete CPU platform support currently found within the mainline kernel. For many of the architectures being considered for removal they haven't seen any new commits in years but as is the case once proposals are made for them to be removed there are often passionate users wanting the support to be kept...

Mesa 21.0 Is Now Working With Haiku OS For Software OpenGL Rendering

Phoronix - Sun, 01/10/2021 - 19:29
BeOS-inspired Haiku OS can now run with Mesa 21.0 well using the latest development code...

NVIDIA Windows/Linux Graphics Drivers Hit By A Series Of Security Vulnerabilities

Phoronix - Sun, 01/10/2021 - 19:10
With this week's R460 driver release also comes a number of security updates. Several security issues have been patched in both the NVIDIA Windows and Linux graphics driver components...

PHP 8.0 Is Too Fresh For Fedora 34 That It Will Be Punted To F35 In The Autumn

Phoronix - Sun, 01/10/2021 - 16:25
While Fedora has been well known for years in always shipping the very latest packages in its distribution as of release even if it means using the likes of a near-final GCC compiler pre-release, developers have decided to postpone the shipping of PHP 8.0 until the autumn with their Fedora 35 release...

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