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Kernel Corner

Articles about the heart of the Linux OS.

• Writing your own netfilter match
  The iptables/netfilter framework gives us the possibility to add features. To do so, we write kernel modules that registers against this framework.

• Understanding the Proc File System
  The proc filesystem is a virtual filesystem which provides a lot of infromation about hardware and kernel internal data structures.

• Tracking Linux Internals with Syscalltracker
  Syscalltracker offers a mechanism to watch Linux at kernel level.

• Fail Safe Port Allocation for Linux Device Drivers
  Writing a device driver is a challenging and an adventurous job. Once the device is registered in the driver's init_module routine, the resources for the device should be allocated. One of the main resources for the device is I/O port. The dynamically linked drivers, the developer should be careful to allocate unused range of port addresses for their device.

• Compile your own Linux kernel
  This a really comprehensive article that teaches you how to download , configure, compile and install your own kernel.

• Wacky uses for Raid, /dev/ram, and ramfs
  ramfs is a new file system in the 2.4 Kernel. It is very simple but could have some interesting applications.

• Compiling, Configuring and Installing a fully-working Customized Linux Kernel
  This article provides you with an extremely detailed and step-by-step process describing how to Compile, Configure and then Install a Customized Red Hat Linux Kernel.

• Multicast
  This article is an introduction to multicast technologies on TCP/IP networks.

• Real-Time Linux II
  In this second issue devoted to RT-Linux I will try to offer a more practical view of RT-Linux.

• Real-Time Linux
  Basic Concepts of Real-Time.

• Creating a (Somewhat Useful) Version of Linux
  Follow this article and learn how to create your own set of boot/root disks under Linux.

• Kernel Secrets
  A short description of the Linux Kernel.