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Hardware, past, present, and future.
Here’s some thoughts about some hardware I was going to use, hardware I use daily, and hardware I’ll probably use someday in the future. Thunderbolt is dead, long live Thunderbolt. Seriously, it’s...
View ArticleHow to create a sysfs file correctly
One common Linux kernel driver issue that I see all the time is a driver author attempting to create a sysfs file in their code by doing something like: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19...
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3.10 Linux Kernel Development Rate
While working on the latest statistics for the yearly Linux Foundation “Who Writes Linux” paper, I noticed the rate-of-change for the 3.10 kernel release that just happened this weekend: Every year I...
View ArticleLongterm kernel 3.10
As I’ve discussed in the past, I will be selecting one “longterm stable” kernel release every year, and maintain that kernel release for at least two years. Despite the fact that the 3.10-stable kernel...
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booting a self-signed Linux kernel
Now that The Linux Foundation is a member of the UEFI.org group, I’ve been working on the procedures for how to boot a self-signed Linux kernel on a platform so that you do not have to rely on any...
View Articlebinary blobs to C structures
Sometimes you don’t have access to vim’s wonderful xxd tool, and you need to use it to generate some .c code based on a binary file. This happened to me recently when packaging up the EFI signing tools...
View Articlekdbus details
Now that linux.conf.au is over, there has been a bunch of information running around about the status of kdbus and the integration of it with systemd. So, here’s a short summary of what’s going on at...
View Article4.9 == next LTS kernel
As I briefly mentioned a few weeks ago on my G+ page, the plan is for the 4.9 Linux kernel release to be the next “Long Term Supported” (LTS) kernel. Last year, at the Linux Kernel Summit, we discussed...
View Article4.14 == This years LTS kernel
As the 4.13 release has now happened, the merge window for the 4.14 kernel release is now open. I mentioned this many weeks ago, but as the word doesn’t seem to have gotten very far based on various...
View ArticleLinux Kernel Community Enforcement Statement
By Greg Kroah-Hartman, Chris Mason, Rik van Riel, Shuah Khan, and Grant Likely The Linux kernel ecosystem of developers, companies and users has been wildly successful by any measure over the last...
View ArticleLinux Kernel Community Enforcement Statement FAQ
Based on the recent Linux Kernel Community Enforcement Statement and the article describing the background and what it means , here are some Questions/Answers to help clear things up. These are based...
View ArticleMeltdown and Spectre Linux kernel status
By now, everyone knows that something “big” just got announced regarding computer security. Heck, when the Daily Mail does a report on it , you know something is bad… Anyway, I’m not going to go into...
View ArticleMeltdown and Spectre Linux kernel status - update
I keep getting a lot of private emails about my previous post about the latest status of the Linux kernel patches to resolve both the Meltdown and Spectre issues. These questions all seem to break down...
View ArticleLinux Kernel Release Model
Note This post is based on a whitepaper I wrote at the beginning of 2016 to be used to help many different companies understand the Linux kernel release model and encourage them to start taking the LTS...
View ArticleMy affidavit in the Geniatech vs. McHardy case
As many people know, last week there was a court hearing in the Geniatech vs. McHardy case. This was a case brought claiming a license violation of the Linux kernel in Geniatech devices in the German...
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What stable kernel should I use?
I get a lot of questions about people asking me about what stable kernel should they be using for their product/device/laptop/server/etc. all the time. Especially given the now-extended length of time...
View ArticleLinux stable tree mirror at github
As everyone seems to like to put kernel trees up on github for random projects (based on the crazy notifications I get all the time), I figured it was time to put up a semi-official mirror of all of...
View ArticlePatch workflow with mutt - 2019
Given that the main development workflow for most kernel maintainers is with email, I spend a lot of time in my email client. For the past few decades I have used (mutt), but every once in a while I...
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Fast Kernel Builds - 2020
A number of months ago I did an “Ask Me Anything” interview on r/linux on redit. As part of that, a discussion of the hardware I used came up, and someone said, “I know someone that can get you a new...
View ArticleHelping out with LTS kernel releases
A recent email thread about “Why isn’t the 5.10 stable kernel listed as supported for 6 years yet!” on the linux-kernel mailing list ended up generating a bunch of direct emails to me asking what could...
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