Messages in this thread | | | Date | Mon, 8 Apr 2013 13:58:23 +0200 | From | Ingo Molnar <> | Subject | Re: [PATCH 3/3] x86: kernel base offset ASLR |
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* H. Peter Anvin <hpa@zytor.com> wrote:
> On 04/05/2013 01:04 AM, Ingo Molnar wrote: > > > > Random runtime shuffling of the kernel image - is that possible with > > existing toolchains? > > > > Yes... the question is how much work we'd be willing to go through to make it > happen. > > One approach: the kernel already contains a linker -- used for modules -- and > the bulk of the kernel could actually be composed to a "pile of modules" that > gets linked on boot. This would provide very large amounts of randomness.
Is there no code generation / micro-performance disadvantage to that?
Thanks,
Ingo
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