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PC / Tech. > LWN.net
jeudi 21 décembre 2023, 17:41
Tooling for profiling the effects of memory usage and layout has always lagged behind that for profiling processor activity, so Namhyung Kim's patch set for data-type profiling in perf is a welcome addition. It provides aggregated breakdowns of memory accesses by data type...
The Rust Blog announces the stabilization of a couple of trait features aimed at improving support for async code: Ever since the stabilization of RFC #1522 in Rust 1.26, Rust has allowed users to write impl Trait as the return type of functions (often called 'RPIT'). This ...
Security updates have been issued by Debian (firefox-esr), Fedora (kernel), Mageia (bluez), Oracle (fence-agents, gstreamer1-plugins-bad-free, opensc, openssl, postgresql:10, and postgresql:12), Red Hat (postgresql:15 and tigervnc), Slackware (proftpd), and SUSE (docker,...
mercredi 20 décembre 2023, 21:21
Version 8.2.0 of the QEMU emulator is out. Changes include new emulations for virtio-sound devices, universal flash storage devices, Xilinx Versal boards, and much more.
Yet another year has come to an end. Much to our dismay, 2023 did not, in fact, happen exactly as we predicted back in January. So it seems that, once again, we will have to go through the process of looking at the predictions that we made and mocking each in turn, before...
The 2024 Linux Storage, Filesystem, Memory-Management, and BPF Summit will be held May 13 to 15 in Salt Lake City, Utah, USA. The call for proposals has already gone out, with a deadline of March 1. 'LSF/MM/BPF is an invitation-only technical workshop to map out improvements...
The 6.6.8, 6.1.69, 5.15.144, 5.10.205, 5.4.265, 4.19.303, and 4.14.334 stable kernel updates have all been released; each contains another set of important fixes. Note that 5.15.145 is already in the review process, with a due date of December 22. It consists almost...
Security updates have been issued by Fedora (ansible and ansible-core), Gentoo (Minecraft Server and thunderbird), Mageia (fusiondirectory), Red Hat (gstreamer1-plugins-bad-free, opensc, and openssl), Slackware (libssh and mozilla), SUSE (avahi, firefox, ghostscript,...
mardi 19 décembre 2023, 18:19
Linux graphics developers often speak of modern Linux graphics when they refer to a number of individual software components and how they interact with each other. Among other things, it's a mix of kernel-managed display resources, Wayland for compositing, accelerated 3D...
Version 4.2.0 of the Qubes OS distribution has been released; changes include a switch to Xfce for the Fedora and Debian templates, a number of rewritten graphical applications, PipeWire support, and more. See the release notes for details. (Qubes OS was last covered here in...
OpenSSH 9.6 has been released. It includes some minor improvements and a fix for the so-called Terrapin attack. While cryptographically novel, the security impact of this attack is fortunately very limited as it only allows deletion of consecutive messages, and deleting...
Version 121.0 of the Firefox browser is out. Along with the usual pile of security fixes, this release add the ability to force links to be rendered with underlines and use of Wayland by default if it is available: 'This brings support for touchpad & touchscreen gestures,...
Security updates have been issued by Debian (webkit2gtk), Fedora (rdiff-backup and xorg-x11-server-Xwayland), Mageia (cjose and ghostscript), Oracle (avahi), Red Hat (postgresql:10), and SUSE (avahi, freerdp, libsass, and ncurses).
lundi 18 décembre 2023, 16:01
The NVIDIA Mellanox ConnectX HW family of adapters is a complex beast, supporting networking, InfiniBand, RDMA, and more. As a result, the mlx5 kernel driver that supports this hardware is also complex, as is the interface that it provides to user space. The mlx5 developers...
Security updates have been issued by Debian (freeimage, ghostscript, intel-microcode, spip, and xorg-server), Fedora (chromium, perl, perl-Devel-Cover, perl-PAR-Packer, polymake, PyDrive2, seamonkey, and vim), Gentoo (Leptonica), Mageia (audiofile, gimp, golang, and...
Linus has released 6.7-rc6 for testing. ' Please do give this a test in between the last-minute xmas shopping or whatever else is going on...'
dimanche 17 décembre 2023, 21:15
Changwoo Min provides an introduction to the sched_ext scheduling class: Sched_ext was proposed to address the problems mentioned above. It allows users to write a custom scheduling policy using BPF without modifying the kernel code. You don't need to struggle to maintain...
vendredi 15 décembre 2023, 17:23
In response to the expressed unhappiness over the recent logo-selection process in the openSUSE project (covered in this article), the project has announced that there will be a new vote: During the community meeting this week where the results were discussed, participants ...
The gccrs project is an ambitious effort started in 2014 to implement a Rust compiler within The GNU Compiler Collection (GCC). Even though the task is far from complete, progress has been made since LWN's previous coverage, according to reports from the project. Meanwhile,...
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