linux-kernel - Re: [PATCH 1/3] kbuild: add -fno-PIE

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Date:   Thu, 10 Nov 2016 10:25:00 +0100
From:   Ingo Molnar <mingo@...nel.org>
To:     Michal Marek <mmarek@...e.com>
Cc:     Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
        linux-kernel@...r.kernel.org, linux-kbuild@...r.kernel.org,
        x86@...nel.org, Al Viro <viro@...IV.linux.org.uk>,
        Ben Hutchings <ben@...adent.org.uk>,
        Sven Joachim <svenjoac@....de>,
        "Austin S. Hemmelgarn" <ahferroin7@...il.com>,
        Borislav Petkov <bp@...en8.de>
Subject: Re: [PATCH 1/3] kbuild: add -fno-PIE


* Michal Marek <mmarek@...e.com> wrote:

> >>> +++ b/Makefile
> >>> @@ -622,6 +622,8 @@ include arch/$(SRCARCH)/Makefile
> >>>  KBUILD_CFLAGS	+= $(call cc-option,-fno-delete-null-pointer-checks,)
> >>>  KBUILD_CFLAGS	+= $(call cc-disable-warning,maybe-uninitialized,)
> >>>  KBUILD_CFLAGS	+= $(call cc-disable-warning,frame-address,)
> >>> +KBUILD_CFLAGS	+= $(call cc-option,-fno-PIE)
> >>> +KBUILD_AFLAGS	+= $(call cc-option,-fno-PIE)
> >>
> >> Bad compiler. No pie for you.
> >>
> >> I applied this one to kbuild.git. How about 2/3 and 3/3. Will these be
> >> merged via tip.git or shall I apply them as well?
> > 
> > I'd suggest applying them to the kbuild tree, as they are related.
> 
> OK, done.

Thanks!

	Ingo