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From: "Lu, Hongjiu" <hongjiu.lu@intel.com>
To: Thomas Gleixner <tglx@linutronix.de>
CC: David Woodhouse <dwmw2@infradead.org>,
        Andi Kleen <ak@linux.intel.com>,
        "Van De Ven, Arjan" <arjan.van.de.ven@intel.com>,
        "Tsimbalist, Igor V" <igor.v.tsimbalist@intel.com>,
        Paul Turner <pjt@google.com>,
        LKML <linux-kernel@vger.kernel.org>,
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        Rik van Riel <riel@redhat.com>,
        Peter Zijlstra <peterz@infradead.org>,
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        Jiri Kosina <jikos@kernel.org>,
        "gnomes@lxorguk.ukuu.org.uk" <gnomes@lxorguk.ukuu.org.uk>
Subject: RE: [RFC PATCH 13/12] Retpoline vs. CONFIG_TRIM_UNUSED_SYMBOLS
Thread-Topic: [RFC PATCH 13/12] Retpoline vs. CONFIG_TRIM_UNUSED_SYMBOLS
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Date: Sun, 7 Jan 2018 18:32:50 +0000
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> Cc: David Woodhouse <dwmw2@infradead.org>; Andi Kleen
> <ak@linux.intel.com>; Van De Ven, Arjan <arjan.van.de.ven@intel.com>;
> Tsimbalist, Igor V <igor.v.tsimbalist@intel.com>; Paul Turner
> <pjt@google.com>; LKML <linux-kernel@vger.kernel.org>; Linus Torvalds
> <torvalds@linux-foundation.org>; Greg Kroah-Hartman <gregkh@linux-
> foundation.org>; Tim Chen <tim.c.chen@linux.intel.com>; Hansen, Dave
> <dave.hansen@intel.com>; Kees Cook <keescook@google.com>; Rik van
> Riel <riel@redhat.com>; Peter Zijlstra <peterz@infradead.org>; Andy
> Lutomirski <luto@amacapital.net>; Jiri Kosina <jikos@kernel.org>;
> gnomes@lxorguk.ukuu.org.uk
> Subject: RE: [RFC PATCH 13/12] Retpoline vs.
> CONFIG_TRIM_UNUSED_SYMBOLS
> 
> On Sun, 7 Jan 2018, Lu, Hongjiu wrote:
> 
> > Please checkout patches for GCC 7:
> >
> > https://github.com/hjl-tools/gcc/commits/hjl/indirect/gcc-7-branch/mas
> > ter
> >
> > For GCC trunk:
> >
> > https://github.com/hjl-tools/gcc/commits/hjl/indirect/master
> 
> What's the plan for these vs. official GCC? Is that stuff going to part of GCC
> and if so, which versions of GCC will have that?

If I get positive feedbacks from kernel folks with my GCC 7 patches today, I
will submit my patches for GCC 8 today.   After they are checked in, I will
backport them to GCC 7/6/5/4.9.

H.J.