• Documentation
• Subsystems

Scheduler

• A short and incomplete [:Documents/SchedulingInUNIXAndLinux:introduction] to scheduling in UNIX and Linux, and how tasks interact with the kernel.

Memory management

• A Memory Management [:Documents/MemoryManagement:talk] by Rik van Riel

• KernelMemoryAllocation: A brief overview of the different memory management mechanisms used in the kernel.

• [:Documents/CopyUser:Copy from/to user-space implementation.] A description of the x86 copy_from/to_user() core code.

Device driver infrastructure

• [:Documents/InitcallMechanism:Understanding The Linux Kernel Initcall Mechanism]: How module_init() and friends work.

• Device ["Drivers"]

Networking

• [:Documents/LinuxIPNetworking:Linux IP Networking] A description of Linux 2.2's IP stack, with diagrams.

• [:Documents/Netfilter:Netfilter talk]

• ["Networking"] everything network related

USB

• [:Documents/USBIntro:USB documentation links]

Filesystems

• [:Documents/SeqFileHowTo:A seq_file HOWTO] Describes the seq_file API, used for outputting information via /proc.

• [:WhyReiser4IsNotIn:Why] Reiser4 is not in the Linux Kernel.

Power Management

• PowerManagement

Hardware architecture

• KernelPorts porting the kernel to other architectures

Read-Copy Update (RCU)

• [:Documentation/Subsystems/ReadCopyUpdate:RCU] Links to RCU documentation

System Tap

• SystemTap

• [http://kernelnewbies.org/SystemTap Tap]