Re: [PATCH v8 07/14] kallsyms: Hide layout

From: Ard Biesheuvel
Date: Fri Dec 03 2021 - 05:03:52 EST


On Fri, 3 Dec 2021 at 11:01, Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:
>
> On Thu, Dec 02, 2021 at 11:32:07PM +0100, Alexander Lobakin wrote:
> > From: Kristen Carlson Accardi <kristen@xxxxxxxxxxxxxxx>
> >
> > This patch makes /proc/kallsyms display in a random order, rather
> > than sorted by address in order to hide the newly randomized address
> > layout.
>
> Is there a reason to not always do this? That is, why are we keeping two
> copies of this code around? Less code is more better etc..

+1.

IIRC I made the exact same point when this patch was sent out by
Kristen a while ago.