El rincón del Kernel

El corazón del sistema operativo Linux.

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.
Usos (y abusos) de Raid, /dev/ram, y ramfs
ramfs is a new file system in the 2.4 Kernel. It is very simple but could have some interesting applications.
Compilar, configurar e instalar un Kernel de Linux Personalizado comletamente operativo
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.