Category Archives: ksplice

My presentation at LinuxCon 2012 in San Diego

Just under two weeks ago I gave a talk at LinuxCon 2012 in San Diego. It was a great experience, and I hope to do it again in the future. Too bad I could only stay for one day, as I could only break away from work for a short amount of time. Here is a link to my time slot.

The title of the presentation was “Distribution Kernel Hardening”. It talked about kprobes, ksplice, and my tpe-lkm kernel module.

I have uploaded my presentation slides and my speaker notes if you would like to have a look, since my session wasn’t recorded. Enjoy!

How to use the Ksplice raw utilities

Disclaimer: I have no affiliation with ksplice, I’m just a guy who knows something about hot-patching the linux kernel and figured out how this ksplice thing works. I strongly agree with the sentiment that the ksplice raw utilities is not for general use. In fact, Ksplice says in the distribution of these tools:

Without the appropriate expertise and safety infrastructure, the raw utilities can create subtly incorrect rebootless updates, which can have serious consequences.

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