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Saturday September 23, 2023. 01:10 PM
The 6.5.5, 6.1.55, 5.15.133, 5.10.197, 5.4.257, 4.19.295, and 4.14.326 stable kernel updates have all been released; each contains another set of important fixes.
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Friday September 22, 2023. 02:39 PM
Back in May, André Almeida presented some work toward the creation of user-space spinlocks using adaptive spinning. At that time, the work was stalled because there is, in Linux, currently no way to quickly determine whether a given thread is actually executing on a CPU....
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Security updates have been issued by Debian (gsl), Fedora (dotnet6.0 and dotnet7.0), Oracle (libwebp), Slackware (bind, cups, and seamonkey), SUSE (kernel and rust, rust1.72), and Ubuntu (cups, flac, gnome-shell, imagemagick, and python3.5).
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Thursday September 21, 2023. 04:51 PM
All that Ankur Arora seemingly wanted to do with this patch set was to make the process of clearing huge pages on x86 systems go a little faster. What resulted was an extensive discussion on the difficulties of managing preemption correctly in the kernel. It may be that some ...
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Security updates have been issued by Debian (mutt, netatalk, and python2.7), Fedora (chromium, golang-github-prometheus-exporter-toolkit, golang-github-xhit-str2duration, and golang-gopkg-alecthomas-kingpin-2), Oracle (dmidecode, frr, libwebp, open-vm-tools, and...
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The 5.10.196 stable kernel has been released. It fixes a single regression: This release is only needed by any 5.10.y user that uses configfs, it resolves a regression in 5.10.195 in that subsystem. Note that many kernel subsystems use configfs for configuration so to be...
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The LWN.net Weekly Edition for September 21, 2023 is available.
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Wednesday September 20, 2023. 06:35 PM
The 'limited' C API for CPython extensions has been around for well over a decade at this point, but it has not seen much uptake. It is meant to give extensions an API that will allow binaries built with it to be used for multiple versions of CPython, because those binaries...
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Security updates have been issued by Debian (frr and libyang), Fedora (golang-github-prometheus-exporter-toolkit, golang-github-xhit-str2duration, golang-gopkg-alecthomas-kingpin-2, libpano13, and open-vm-tools), Oracle (firefox, frr, and thunderbird), Red Hat (dmidecode,...
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Tuesday September 19, 2023. 05:39 PM
JDK 21, the reference implementation of the Java 21 language specification, has been released. 'This release includes fifteen JEPs [1], including the final versions of Record Patterns (440), Pattern Matching for switch (441), and Virtual Threads (444)'.
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The 6.5.4, 6.1.54, 5.15.132, and 5.10.195 stable kernel updates have been released; each contains a relatively large set of important fixes.
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The security of digital products has become a topic of regulation in recent years. Currently, the European Union is moving forward with another new law, which, if it comes into effect in a form close to the current draft, will affect software developers worldwide. This new...
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The Free Software Foundation looks forward to the 40th anniversary of the GNU project, coming soon: On September 27, 1983, a computer scientist named Richard Stallman announced the plan to develop a free software Unix-like operating system called GNU, for 'GNU's not Unix.' ...
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Security updates have been issued by Debian (chromium, flac, gnome-shell, libwebp, openjdk-11, and xrdp), Fedora (giflib), Oracle (kernel), Red Hat (busybox, dbus, firefox, frr, kpatch-patch, libwebp, open-vm-tools, and thunderbird), Slackware (netatalk), SUSE (flac, gcc12,...
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Monday September 18, 2023. 05:10 PM
Processes in a Linux system run within their own virtual address spaces. Their virtual addresses map to physical pages provided by the hardware, but the kernel takes pains to hide the physical addresses of those pages; processes normally have no way of knowing (and no need...
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Security updates have been issued by Debian (firefox-esr, libwebp, and thunderbird), Fedora (chromium, curl, flac, libtommath, libwebp, matrix-synapse, python-matrix-common, redis, and rust-pythonize), Gentoo (binwalk, ghostscript, python-requests, rar, samba, and...
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The 6.6-rc2 kernel prepatch is out for testing. I think the most notable thing about 6.6-rc2 is simply that it's exactly 32 years to the day since the 0.01 release. And that's a round number if you are a computer person. Because other than the random date, I don't see...
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Saturday September 16, 2023. 12:50 AM
The Debian project is mourning Abraham Raji, who died in an accident on September 13. Abraham was a popular and respected Debian Developer as well a prominent free software champion in his home state of Kerala, India. He was a talented graphic designer and led design and...
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Friday September 15, 2023. 04:51 PM
Much of the kernel's performance is dependent on caching — keeping useful information around for future use to avoid the cost of looking it up again. The kernel aggressively caches pages of file data, directory entries, inodes, slab objects, and much more. Without active...
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Security updates have been issued by Debian (c-ares and samba), Fedora (borgbackup, firefox, and libwebp), Oracle (.NET 6.0 and kernel), Slackware (libwebp), SUSE (chromium and firefox), and Ubuntu (atftp, dbus, gawk, libssh2, libwebp, modsecurity-apache, and mutt).
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