Open-source News

FFmpeg Lands NVIDIA NVENC AV1 Encoding Support

Phoronix - Sun, 11/06/2022 - 18:41
Along with the likes of OBS Studio adding NVENC AV1 support for enjoying GPU-accelerated AV1 video encoding with GeForce RTX 40 series GPUs, the widely-used FFmpeg library has merged its support for NVIDIA NVENC AV1 video encoding...

Linux Laptop Backlight Fixes On The Way For v6.1, More Testing Encouraged

Phoronix - Sun, 11/06/2022 - 18:09
Last month Red Hat engineer Hans de Goede warned that old and "weird" laptops could see broken backlight controls with the upcoming Linux 6.1 kernel. He issued a call for testing and as a result was provided valuable feedback that led to some new fixes now on the way. But there still is more work ahead and he's requested further testing by Linux laptop users to ensure the reworked backlight handling is in good shape...

AmpereOne Getting Mitigated Against Spectre-BHB With Linux 6.2

Phoronix - Sun, 11/06/2022 - 18:00
Made public earlier this year was Spectre-BHB / BHI as a speculative execution vulnerability similar to Spectre V2 and affecting Intel and Arm CPUs. At the time Neoverse N2 / N1 / V1 and older cores like Cortex-A15 / A57 / A72 were known to be vulnerable and required software mitigations. The upcoming AmpereOne is also vulnerable to Spectre-BHB and has a patch now on its way to the Linux kernel for mitigating this Spectre class vulnerability...

Btrfs "Reserve Flush Emergency" Feature Heading To Linux 6.2

Phoronix - Sun, 11/06/2022 - 17:41
"BTRFS_RESERVE_FLUSH_EMERGENCY" is on the way for the Linux 6.2 kernel for dealing with some issues that originally turned up within Facebook's data centers where they were seeing routine out-of-space transaction aborts. With BTRFS_RESERVE_FLUSH_EMERGENCY, Btrfs will try harder to avoid aborted transactions when running out of space...

Linux Moving Ahead With Enabling Kernel IBT By Default

Phoronix - Sat, 11/05/2022 - 19:00
As an enhancement to the out-of-the-box Linux kernel in its default x86_64 configuration, it was being eyed to enable Indirect Branch Tracking by default. That change to enable IBT by default has been picked up by TIP's x86/core branch, thus putting it on deck as material for submitting with next month's Linux 6.2 merge window...

LXQt 1.2 Released With Preliminary Wayland Session Support

Phoronix - Sat, 11/05/2022 - 18:36
LXQt 1.2 is out this morning as the newest feature update to this lightweight, open-source desktop environment that currently targets the Qt 5.15 LTS toolkit...

Linux 6.2 AMDGPU Driver Gets Newer GPUs Working On Arm, SR-IOV Fixes For RDNA3/GFX11

Phoronix - Sat, 11/05/2022 - 18:02
AMD on Friday submitted a new round of patches for AMDGPU kernel graphics driver updates they have ready for the upcoming Linux 6.2 cycle...

AMD Updates Linux QoS Patches For SMBA With CXL Memory, BMEC

Phoronix - Sat, 11/05/2022 - 17:55
This summer AMD began posting Linux kernel patches for Quality of Service "QoS" features with new AMD CPUs. Sent out on Friday were the newest iteration of these QoS extension patches around SMBA and BMEC with these features likely premiering on AMD EPYC "Genoa" processors...

Pages