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PC / Tech. > LWN.net
Thursday December 13, 2018. 01:42 AM
Wednesday December 12, 2018. 05:55 PM
In the RDMA microconference of the 2018 Linux Plumbers Conference (LPC), John Hubbard, Dan Williams, and Matthew Wilcox led a discussion on the problems surrounding get_user_pages() (and friends) and the interaction with DMA. It is not the first time the topic has come up,...
The x32 subarchitecture is a software variant of x86-64; it runs the processor in the 64-bit mode, but uses 32-bit pointers and arithmetic. The idea is to get the advantages of x86-64 without the extra memory usage that goes along with it. It seems, though, that x32 is not...
Security updates have been issued by Arch Linux (chromium, firefox, lib32-openssl, lib32-openssl-1.0, openssl, openssl-1.0, texlive-bin, and wireshark-cli), Fedora (perl), openSUSE (pdns), Oracle (kernel), Red Hat (kernel), Slackware (mozilla), SUSE (kernel, postgresql10,...
Git 2.20.0 is out. Changes include interdiff generation support in git format-patch, an improved ability to cope with corrupted patches in git am, a number of performance and usability improvements, and more.
Tuesday December 11, 2018. 08:49 PM
The Mozilla Blog takes a look at the Contextual Feature Recommender (CFR) in Firefox 64. 'Aimed at people who are looking to get more out of their online experience or ways to level up. CFR is a system that proactively recommends Firefox features and add-ons based on how you ...
Git does not handle large files very well. While there is work underway to handle large repositories through the commit graph work, Git's internal design has remained surprisingly constant throughout its history, which means that storing large files into Git comes with a...
Security updates have been issued by Debian (php7.0), Fedora (keepalived, kernel, kernel-headers, kernel-tools, mingw-uriparser, and uriparser), openSUSE (pdns-recursor), Oracle (kernel), SUSE (compat-openssl098, glibc, java-1_8_0-ibm, kernel, opensc, python, python-base,...
There are a lot of claims regarding the relative security of containers versus virtual machines (VMs), but there has been little in the way of actually trying to measure those differences. James Bottomley gave a talk in the refereed track of the 2018 Linux Plumbers...
Version 15 of the Nextcloud productivity and communications platform is out. New features include Mastodon integration, two-factor authentication, a number of user-interface improvements, and more.
For those who would like a deeper understanding of how the human interface device (HID) protocol works, Peter Hutterer has posted a detailed overview. 'Originally HID was designed to work over USB. But just like Shrek the technology world is obsessed with layers so these...
Monday December 10, 2018. 06:58 PM
Kernel bugs can have all kinds of unfortunate consequences, from inconvenient crashes to nasty security vulnerabilities. Some of the most feared bugs, though, are those that corrupt data in filesystems. The losses imposed on users can be severe, and the resulting problems...
Security updates have been issued by Debian (chromium-browser and lxml), Fedora (cairo, hadoop, and polkit), Mageia (tomcat), openSUSE (apache2-mod_jk, Chromium, dom4j, ImageMagick, libgit2, messagelib, ncurses, openssl-1_0_0, otrs, pam, php5, php7, postgresql10,...
The 4.20-rc6 kernel prepatch is out for testing. 'Most of it looks pretty small and normal. Would I have preferred for there to be less churn? Yes. But it's certainly smaller than rc5 was, so we're moving in the right direction, and we have at least one more rc to go.'
Saturday December 8, 2018. 07:34 PM
The stable kernel process continues to churn out releases; 4.19.8, 4.14.87, and 4.9.144 are now available with another set of important fixes.
Friday December 7, 2018. 07:28 PM
Filesystem developers tend toward a high level of conservatism when it comes to making changes; given the consequences of mistakes, this seems like a healthy survival trait. One might rightly be tempted to regard a recent disagreement over the backporting of...
Security updates have been issued by Arch Linux (jupyter-notebook), CentOS (ghostscript), Debian (libphp-phpmailer and policykit-1), Fedora (bird), Gentoo (ede), Mageia (flash-player-plugin), openSUSE (dom4j, dpdk, glib2, nextcloud, postgresql94, and qemu), Oracle (kernel),...
Thursday December 6, 2018. 07:51 PM
Signals have existed in Unix systems for years, despite the general consensus that they are an example of a bad design. Extensions and new ways of using signals pop up from time to time, fixing the issues that have been found. A notable addition was the introduction of...
Microsoft has announced that its 'Edge' browser is joining the Chromium world. 'Today we’re announcing that we intend to adopt the Chromium open source project in the development of Microsoft Edge on the desktop to create better web compatibility for our customers and less ...
Security updates have been issued by Mageia (kio-extras), Red Hat (flash-plugin and openstack-neutron), Slackware (gnutls and nettle), SUSE ( aphp53, apache2, apache2-mod_jk, compat-openssl097g, firefox, llvm4, mozilla-nspr, mozilla-nss, apache2-mod_nss, glib2, kvm, mariadb, ...
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