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Please consider subscribing to LWNSubscriptions are the lifeblood of LWN.net. If you appreciate this content and would like to see more of it, your subscription will help to ensure that LWN continues to thrive. Please visit this page to join up and keep LWN on the net. Well-maintained free-software projects usually make a point of quickly fixing known security problems, and the Samba project, whic
This article brought to you by LWN subscribersSubscribers to LWN.net made this article — and everything that surrounds it — possible. If you appreciate our content, please buy a subscription and make the next set of articles possible. Once again, the COVID pandemic has forced linux.conf.au to go virtual, thus depriving your editor of a couple of 24-hour, economy-class, middle-seat experiences. Thi
Did you know...?LWN.net is a subscriber-supported publication; we rely on subscribers to keep the entire operation going. Please help out by buying a subscription and keeping LWN on the net. The OpenSSH suite of tools for secure remote logins is used widely within our communities; it also underlies things like remote Git repository access. A recent experimental feature for the upcoming OpenSSH 8.9
This article brought to you by LWN subscribersSubscribers to LWN.net made this article — and everything that surrounds it — possible. If you appreciate our content, please buy a subscription and make the next set of articles possible. Concerns over the performance of programs written in Python are often overstated — for some use cases, at least. But there is no getting around the problem imposed b
Benefits for LWN subscribersThe primary benefit from subscribing to LWN is helping to keep us publishing, but, beyond that, subscribers get immediate access to all site content and access to a number of extra site features. Please sign up today! The Rust for Linux developers were all over the 2021 Linux Plumbers Conference and had many fruitful discussions there. At the Maintainers Summit, Miguel
Version 3.0 of the OpenSSL TLS library has been released; the large version-number jump (from 1.1.1) reflects a new versioning scheme. Most applications that worked with OpenSSL 1.1.1 will still work unchanged and will simply need to be recompiled (although you may see numerous compilation warnings about using deprecated APIs). Some applications may need to make changes to compile and work correct
This article brought to you by LWN subscribersSubscribers to LWN.net made this article — and everything that surrounds it — possible. If you appreciate our content, please buy a subscription and make the next set of articles possible. Unix-like systems abound with ways to confuse new users, many of which have been present since long before Linux entered the scene. One consistent source of befuddle
LWN.net needs you!Without subscribers, LWN would simply not exist. Please consider signing up for a subscription and helping to keep LWN publishing The use of Transport Layer Security (TLS) encryption is ubiquitous on today's internet, though that has largely happened over the last 20 years or so; the first public version of its predecessor, Secure Sockets Layer (SSL), appeared in 1995. Before the
As an example of what a "real" device driver in Rust would look like, Wedson Almeida Filho has posted a translation of the PL061 GPIO driver alongside the original. For ease of reading, the resulting HTML has been reformatted a bit and placed below; viewing in a wide window is recommended. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 4
Please consider subscribing to LWNSubscriptions are the lifeblood of LWN.net. If you appreciate this content and would like to see more of it, your subscription will help to ensure that LWN continues to thrive. Please visit this page to join up and keep LWN on the net. As movement toward memory-safe languages, and Rust in particular, continues to grow, it is worth looking at one of the larger scal
Our greatest power as nations and individuals is not the ability to employ assault weapons, suicide bombers, and drones to destroy each other. The greater more creative powers with which we may arm ourselves are grace and compassion sufficient enough to love and save each other. -- Aberjhani We are thrilled to announce perl v5.34.0, the first stable release of version 34 of Perl 5. You will soon b
Benefits for LWN subscribersThe primary benefit from subscribing to LWN is helping to keep us publishing, but, beyond that, subscribers get immediate access to all site content and access to a number of extra site features. Please sign up today! In the second installment of this series, we documented two designs that were found to be imperfect and have largely (though not completely) been fixed th
Benefits for LWN subscribersThe primary benefit from subscribing to LWN is helping to keep us publishing, but, beyond that, subscribers get immediate access to all site content and access to a number of extra site features. Please sign up today! In a lengthy message to the linux-kernel mailing list, Miguel Ojeda "introduced" the Rust for Linux project. It was likely not the first time that most ke
Benefits for LWN subscribersThe primary benefit from subscribing to LWN is helping to keep us publishing, but, beyond that, subscribers get immediate access to all site content and access to a number of extra site features. Please sign up today! One of the key resources that defines a process is its address space — the set of mappings that determines what any specific memory address means within t
Benefits for LWN subscribersThe primary benefit from subscribing to LWN is helping to keep us publishing, but, beyond that, subscribers get immediate access to all site content and access to a number of extra site features. Please sign up today! There are times when developers and system administrators need to diagnose problems in running code. The program to be examined can be a user-space proces
Hey peeps - some of you may have already noticed that in my public git tree, the "v5.12-rc1" tag has magically been renamed to "v5.12-rc1-dontuse". It's still the same object, it still says "v5.12-rc1" internally, and it is still is signed by me, but the user-visible name of the tag has changed. The reason is fairly straightforward: this merge window, we had a very innocuous code cleanup and simpl
Please consider subscribing to LWNSubscriptions are the lifeblood of LWN.net. If you appreciate this content and would like to see more of it, your subscription will help to ensure that LWN continues to thrive. Please visit this page to join up and keep LWN on the net. Lockless algorithms are of interest for the Linux kernel when traditional locking primitives either cannot be used or are not perf
Benefits for LWN subscribersThe primary benefit from subscribing to LWN is helping to keep us publishing, but, beyond that, subscribers get immediate access to all site content and access to a number of extra site features. Please sign up today! For more than a decade, PulseAudio has been serving the Linux desktop as its predominant audio mixing and routing daemon — and its audio API. Unfortunatel
The Python steering council has, after some discussion, accepted the controversial proposal to add a pattern-matching primitive to the language. "We acknowledge that Pattern Matching is an extensive change to Python and that reaching consensus across the entire community is close to impossible. Different people have reservations or concerns around different aspects of the semantics and the syntax
Alexey Gladkov <legion-AT-kernel.org>, Andrew Morton <akpm-AT-linux-foundation.org>, Christian Brauner <christian.brauner-AT-ubuntu.com>, "Eric W . Biederman" <ebiederm-AT-xmission.com>, Jann Horn <jannh-AT-google.com>, Jens Axboe <axboe-AT-kernel.dk>, Kees Cook <keescook-AT-chromium.org>, Linus Torvalds <torvalds-AT-linux-foundation.org>, Oleg Nesterov <oleg-AT-redhat.com> Preface ------- These p
[Distributions] Posted Dec 8, 2020 15:29 UTC (Tue) by corbet Red Hat has announced an end to the CentOS distribution as we know it. CentOS will be replaced by "CentOS Stream", which looks like a sort of beta test for changes going into Red Hat Enterprise Linux. Support for CentOS 7 will continue as scheduled, but support for CentOS 8 will go away at the end of 2021. "When CentOS Linux 8 (the rebui
Did you know...?LWN.net is a subscriber-supported publication; we rely on subscribers to keep the entire operation going. Please help out by buying a subscription and keeping LWN on the net. The news for processors and system-on-chip (SoC) products these days is all about 64-bit cores powering the latest computers and smartphones, so it's easy to be misled into thinking that all 32-bit technology
Benefits for LWN subscribersThe primary benefit from subscribing to LWN is helping to keep us publishing, but, beyond that, subscribers get immediate access to all site content and access to a number of extra site features. Please sign up today! The scp command, which uses the SSH protocol to copy files between machines, is deeply wired into the fingers of many Linux users and developers — doubly
Please consider subscribing to LWNSubscriptions are the lifeblood of LWN.net. If you appreciate this content and would like to see more of it, your subscription will help to ensure that LWN continues to thrive. Please visit this page to join up and keep LWN on the net. Linux distributors are in the business of integrating software from multiple sources, packaging the result, and making it availabl
This article brought to you by LWN subscribersSubscribers to LWN.net made this article — and everything that surrounds it — possible. If you appreciate our content, please buy a subscription and make the next set of articles possible. It has only been a few months since the Emacs community went through an extended discussion on how to make the Emacs editor "popular again". As the community gears u
This article brought to you by LWN subscribersSubscribers to LWN.net made this article — and everything that surrounds it — possible. If you appreciate our content, please buy a subscription and make the next set of articles possible. The Rust programming language has long aimed to be a suitable replacement for C in operating-system kernel development. As Rust has matured, many developers have exp
Benefits for LWN subscribersThe primary benefit from subscribing to LWN is helping to keep us publishing, but, beyond that, subscribers get immediate access to all site content and access to a number of extra site features. Please sign up today! The Btrfs filesystem has had a long and sometimes turbulent history; LWN first wrote about it in 2007. It offers features not found in any other mainline
Did you know...?LWN.net is a subscriber-supported publication; we rely on subscribers to keep the entire operation going. Please help out by buying a subscription and keeping LWN on the net. The Linux Mint project has made good on previous threats to actively prevent Ubuntu Snap packages from being installed through the APT package-management system without the user's consent. This move is the res
Benefits for LWN subscribersThe primary benefit from subscribing to LWN is helping to keep us publishing, but, beyond that, subscribers get immediate access to all site content and access to a number of extra site features. Please sign up today! The Git source-code management system has for years been moving toward abandoning the Secure Hash Algorithm 1 (SHA-1) in favor of the more secure SHA-256
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