Messages in this thread | | | Date | Fri, 17 Nov 2006 08:47:32 +0200 | From | Muli Ben-Yehuda <> | Subject | Re: changing internal kernel system mechanism in runtime by a module patch |
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On Thu, Nov 16, 2006 at 09:19:50PM +0200, Yitzchak Eidus wrote:
> is it possible to replace linux kernel internal functions such as > schdule () to lets say my_schdule () in a run time with a module > patch??? (so that every call in the kernel to schdule() will go to > my_schdule()... ) ???
Not in Linux.
> i am talking about a clean/standard way to do such thing > (without overwrite the mem address of the function and replace it in a > dirty way...)
k42 supports "dynamic hot-swap" and there's been some work done to bring it into Linux, see e.g., http://ozlabs.org/pipermail/k42-discussion/2006-October/001615.html.
Cheers, Muli
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