Oct 26, 2025 · This site is operated by the Linux Kernel Organization, a 501 (c)3 nonprofit corporation, with support from the following sponsors.

The following manuals are written for users of the kernel — those who are trying to get it to work optimally on a given system and application developers seeking information on the kernel’s …

May 26, 2025 · These kernel releases are not hosted at kernel.org and kernel developers can provide no support for them. It is easy to tell if you are running a distribution kernel.

Aug 6, 2024 · Kernel.org accounts are usually reserved for subsystem maintainers or high-profile developers. It is absolutely not necessary to have an account on kernel.org to contribute to the …

The maintainers of the various kernel subsystems — and also many kernel subsystem developers — expose their current state of development in source repositories.

Aug 6, 2024 · The Linux Kernel Organization is a California Public Benefit Corporation established in 2002 to distribute the Linux kernel and other Open Source software to the public without …

This is the beginning of a section with information of interest to application developers and system integrators doing analysis of the Linux kernel for safety critical applications.

A controller is available in a cgroup when it is supported by the kernel (i.e., compiled in, not disabled and not attached to a v1 hierarchy) and listed in the “cgroup.controllers” file.

Public Functions Provided This chapter contains the autogenerated documentation of the kernel API functions which are exported. bool synchronize_hardirq(unsigned int irq) wait for pending …

This macro copies a single simple value from kernel space to user space. It supports simple types like char and int, but not larger data types like structures or arrays.