On Tue, Dec 03, 2002 at 01:56:05PM +0100, Andi Kleen wrote:
> > This last part just got me thinking.
> > What stops someone for example using this to implement a binary
> > only replacement of the TCP/IP stack, or any other part of the
> > kernel for that matter ?
>
> It can be already easily done, just patch the kernel code in /dev/kmem
> and add some jump instructions to your loaded module.
> But it's not practical, because it's 100% binary dependent and would
> break with every small change.
indeed.
> Similar to kprobes. But kprobes is actually useful for kernel debugging/
> tracing and unlike many other of these patches not very intrusive.
Suparna also just told me I overlooked the _GPL on the export.
Dave
-- | Dave Jones. http://www.codemonkey.org.uk - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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