Re: [RFC][PATCH] Randomize kernel base address on boot

H. Peter Anvin
2011-05-29T18:53:50Z

On 05/29/2011 11:44 AM, Ingo Molnar wrote:
>
> We could put a 2MB hole between end of text (end of X) and start of
> readonly data (start of NX), and another 2MB hole between end of
> readonly and start of data.
>

It still means you have memory which is X-mapped when it doesn't need to
be, since there will be RAM in that region.

-hpa

--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.