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Date: Thu, 19 Dec 2019 08:35:25 -0800
From: Thomas Garnier <>
To: Peter Zijlstra <>
Cc: Kernel Hardening <>, 
	Kristen Carlson Accardi <>, Kees Cook <>, 
	Herbert Xu <>, "David S. Miller" <>, 
	Thomas Gleixner <>, Ingo Molnar <>, Borislav Petkov <>, 
	"H. Peter Anvin" <>, "the arch/x86 maintainers" <>, Andy Lutomirski <>, 
	Juergen Gross <>, Thomas Hellstrom <>, 
	"VMware, Inc." <>, "Rafael J. Wysocki" <>, 
	Len Brown <>, Pavel Machek <>, 
	Rasmus Villemoes <>, Will Deacon <>, 
	Masami Hiramatsu <>, Jiri Slaby <>, 
	Boris Ostrovsky <>, 
	Greg Kroah-Hartman <>, Alexios Zavras <>, 
	Allison Randal <>, 
	Linux Crypto Mailing List <>, LKML <>,, 
	Linux PM list <>
Subject: Re: [PATCH v10 00/11] x86: PIE support to extend KASLR randomization

On Thu, Dec 19, 2019 at 5:35 AM Peter Zijlstra <> wrote:
> On Wed, Dec 04, 2019 at 04:09:37PM -0800, Thomas Garnier wrote:
> > Minor changes based on feedback and rebase from v9.
> >
> > Splitting the previous serie in two. This part contains assembly code
> > changes required for PIE but without any direct dependencies with the
> > rest of the patchset.
> ISTR suggestion you add an objtool pass that verifies there are no
> absolute text references left. Otherwise we'll forever be chasing that
> last one..

Correct, I have a reference in the changelog saying I will tackle in
the next patchset because we still have non-pie references in other
places but the fix is a bit more complex (for exemple per-cpu) and not
included in this phase. I will add a better explanation in the next
message for patch v11.

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