Dec 3, 2025 · Unless you downloaded, compiled and installed your own version of kernel from kernel.org, you are running a distribution kernel. To find out the version of your kernel, run …

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 …

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.

Dec 9, 2025 · It’s been almost 2 full years since Linux became a CNA (Certificate Numbering Authority) which meant that we (i.e. the kernel.org community) are now responsible for issuing …

Linux kernel for ARC processors Feature status on arc architecture ARM Architecture ARM Linux 2.6 and upper Booting ARM Linux Cluster-wide Power-up/power-down race avoidance …

Feb 6, 2022 · It supports all new drivers that have been added to the kernel recently. The old tool iwconfig, which uses Wireless Extensions interface, is deprecated and it’s strongly …

Mar 3, 2019 · The kernel code base is logically broken down into a set of subsystems: networking, specific architecture support, memory management, video devices, etc. Most subsystems …

The Per-CPU Pagesets are a vital mechanism in the kernel’s memory management system. By handling most frequent allocations and frees locally on each CPU, the Per-CPU Pagesets …

Note the kernel will remain tainted even after you undo what caused the taint (i.e. unload a proprietary kernel module), to indicate the kernel remains not trustworthy.

While the typical use case for sync_state() is to have the kernel cleanly take over management of devices from the bootloader, the usage of sync_state() is not restricted to that.