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Message-ID: <CAJcbSZE56E_JqWpxvpHd194SAVn0fGJRiJWmLy=zfOyTthsGCg@mail.gmail.com>
Date: Wed, 18 Dec 2019 08:35:32 -0800
From: Thomas Garnier <thgarnie@...omium.org>
To: Borislav Petkov <bp@...en8.de>
Cc: Kernel Hardening <kernel-hardening@...ts.openwall.com>,
Kristen Carlson Accardi <kristen@...ux.intel.com>, Kees Cook <keescook@...omium.org>,
Herbert Xu <herbert@...dor.apana.org.au>, "David S. Miller" <davem@...emloft.net>,
Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, "H. Peter Anvin" <hpa@...or.com>,
"the arch/x86 maintainers" <x86@...nel.org>, Linux Crypto Mailing List <linux-crypto@...r.kernel.org>,
LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v10 01/11] x86/crypto: Adapt assembly for PIE support
On Wed, Dec 18, 2019 at 4:46 AM Borislav Petkov <bp@...en8.de> wrote:
>
> On Wed, Dec 04, 2019 at 04:09:38PM -0800, Thomas Garnier wrote:
> > Change the assembly code to use only relative references of symbols for the
> > kernel to be PIE compatible.
> >
> > Position Independent Executable (PIE) support will allow to extend the
> > KASLR randomization range below 0xffffffff80000000.
>
> FFS, how many times do we have to talk about this auto-sprinkled
> sentence?!
>
> https://lkml.kernel.org/r/20190805163202.GD18785@zn.tnic
In the last discussion, we mentioned Ingo (and other people) asked us
to include more information for context. I don't care about having it
or not, just want to ensure people understand why the change is made.
>
> --
> Regards/Gruss,
> Boris.
>
> https://people.kernel.org/tglx/notes-about-netiquette
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