Re: [PATCH] Document randomize_va_space and CONFIG_COMPAT_BRK (wasRe: [PATCH 2/2] ASLR: add possibility for more fine-grainedtweaking)

From: Ingo Molnar
Date: Wed Feb 06 2008 - 18:15:48 EST



* Jiri Kosina <jkosina@xxxxxxx> wrote:

> On Wed, 6 Feb 2008, Ingo Molnar wrote:
>
> > i've already added the patch below to x86.git.
>
> OK, cool, thanks.
>
> Still, I think that we want the Documentation/sysctl/kernel.txt part
> of my patch probably. Updated patch below.

thanks, applied.

i'm wondering about the following detail: i guess on 64-bit x86 kernels
we could default to !CONFIG_COMPAT_BRK? In 1997 there was no 64-bit x86.
Maybe for compat 32-bit binaries we could keep it off, but always do it
for 64-bit binaries.

Ingo
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