Re: [PATCH 6/6] x86: kaslr: relocate base offset at boot

From: H. Peter Anvin
Date: Sat Apr 13 2013 - 23:07:44 EST


On 04/13/2013 05:37 PM, Yinghai Lu wrote:
>
> so decompress code position is changed?
>
> You may push out bss and other data area of run-time kernel of limit
> that boot loader
> chose according to setup_header.init_size.
> aka that make those area overlap with ram hole or other area like
> boot command line or initrd....
>

Is there a strong reason to randomize the physical address on 64 bits
(and if so, shouldn't we do it right?)

-hpa


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

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/