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Message-ID: <20170719184127.GA1285@amd>
Date: Wed, 19 Jul 2017 20:41:27 +0200
From: Pavel Machek <pavel@....cz>
To: Thomas Garnier <thgarnie@...gle.com>
Cc: Herbert Xu <herbert@...dor.apana.org.au>,
"David S . Miller" <davem@...emloft.net>,
Thomas Gleixner <tglx@...utronix.de>,
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Michal Hocko <mhocko@...e.com>, Rob Landley <rob@...dley.net>,
Jiri Kosina <jkosina@...e.cz>, "H . J . Lu" <hjl.tools@...il.com>,
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Daniel Micay <danielmicay@...il.com>, x86@...nel.org,
linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
xen-devel@...ts.xenproject.org, kvm@...r.kernel.org,
linux-pm@...r.kernel.org, linux-arch@...r.kernel.org,
linux-sparse@...r.kernel.org, kernel-hardening@...ts.openwall.com
Subject: Re: [RFC 13/22] x86/power/64: Adapt assembly for PIE support
On Tue 2017-07-18 15:33:24, 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 extended the
> KASLR randomization range below the -2G memory limit.
>
> Signed-off-by: Thomas Garnier <thgarnie@...gle.com>
Acked-by: Pavel Machek <pavel@....cz>
(But not tested; testing it would be nice).
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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