Kroah-Hartman is a co-author of Linux Device Drivers (3rd Edition) and author of Linux Kernel in a Nutshell, and used to be a contributing editor for Linux Journal. He also contributes articles to LWN.net, the Linux news site. Kroah-Hartman frequently helps in the documentation of the kernel and driver development through talks and tutorials. In 2006, he released a CD image of material to introduce a programmer to working on Linux device driver development. He also initiated the development of openSUSE Tumbleweed, the rolling release model edition of openSUSE. More information...
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