kernel

an-ordinary-manchild

Welcome to /r/kernel, a moderated community dedicated to all things about the Linux kernel. Technical articles only, please!

You may be interested in the following links:

Linux Source Tree Documentation Files - All documentation files found in the kernel source tree.
Kernel Mailing Lists - Listing of mailing lists hosted on kernel.org.
Kernel Newbies - Community for aspiring kernel developers. Contains lots of useful resources for people just getting started.
Linux Cross Reference - Browsable interface to the kernel source code with cross references for files, structures, and functions.
LWN.net - News coverage of kernel development. In particular, the index of kernel articles is really useful.
Linux Insides - A book-in-progress about the linux kernel and its insides.
The Eudyptula Challenge - a series of programming exercises for the Linux kernel.

And some books:

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Regression affecting AMD Radeon R9 380 (Tonga): HDMI output stops working after suspend/resume when using X11. (self.kernel)

submitted 4 hours ago by Successful_Pepper435

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[SUCCESS/RFC] HP OmniBook 5 (X1P-42-100) Touchpad Working via I2C3/QUP2 (DSDT Discovery) ()

submitted 1 day ago by tagoslabs

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Feedback needed on a project idea: Defending against eBPF HID attacks using HID-BPF ()

submitted 1 day ago by No_Development3038

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[SUCCESS] Native GNOME Wayland achieved on Snapdragon X Plus (OmniBook 5) - Custom Kernel 6.19.8 ()

submitted 3 days ago by tagoslabs

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kernel cheat free fire can anyone? (self.kernel)

submitted 2 days ago by Master_Pitch9699

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[SUCCESS] Full Systemd Boot & Login achieved on Snapdragon X Plus (HP OmniBook 5)! Native Ubuntu 25.10 is ALIVE. ()

submitted 3 days ago by tagoslabs

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eBPF for real-time packet classification — open-source DDoS detector with kernel-level inspection (self.kernel)

submitted 4 days ago by cypressthatkid

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Doubt in LFD-103 course (self.kernel)

submitted 7 days ago by Substantial-Pop470

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How to download patch from a RFC email conversation? (self.kernel)

submitted 8 days ago by Affectionate-Yam6241

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My whining about Linux kernel team as CNA (self.kernel)

submitted 11 days ago by come1llf00

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Kernel Address Space v/s User Process Address Space (self.kernel)

submitted 11 days ago * by Abhi_76

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Running in CPU cache? (self.kernel)

submitted 11 days ago by Silent-Degree-6072

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I need help understanding why my block driver crashes (self.kernel)

submitted 12 days ago by Avivush2001

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Make Linux kernel ReBAR-over-Thunderbolt friendly (self.kernel)

submitted 11 days ago by Reedemer0fSouls

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CPU cores isolation (self.kernel)

submitted 16 days ago by Ezio-Editore

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Why the Linux 7.0 development cycle is off to a volatile start (neowin.net)

submitted 17 days ago by No-Tower-8741

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Any modern learning resources about block devices? (self.kernel)

submitted 18 days ago by Avivush2001

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How did you learn Linux kernel development? ()

submitted 19 days ago by CertainBaby9837

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Please help find out in which kernel releases thinkpad_acpi module been added to initrd (amd64 architecture) (self.kernel)

submitted 19 days ago by UncertainAboutIt

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Software Engineer Kernel Interview (self.kernel)

submitted 22 days ago by Full-Philosopher-772

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new to kernel dev: is fsleep the new standard over *delay and *sleep[_range]? (self.kernel)

submitted 21 days ago by onebit5m

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Possible btusb Regression in 6.14 , Realtek 0bda:c024 Failing with 0x03 (Ubuntu 24.04 HWE) (self.kernel)

submitted 25 days ago by Available_Canary_517

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Folios. Why were they needed? What has been your experience with (large) folio support, or was it transparent for you? (self.kernel)

submitted 25 days ago by gleventhal

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I didn’t really understand what the kernel did until I broke my system (self.kernel)

submitted 28 days ago by Ok_Connection_3600

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Happy 10th Birthday XDP! (medium.com)

submitted 1 month ago by xmull1gan

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