[bug#30111] gnu: gcc@7: Apply the 'retpoline' mitigation technique.

[Efraim Flashner <efraim@flashner.co.il>]

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On Mon, Jan 11, 2021 at 04:43:41PM +0100, zimoun wrote:
> Hi,
> 
> On Sat, 19 Dec 2020 at 00:22, zimoun <zimon.toutoune@gmail.com> wrote:
> > Hi,
> >
> > On Sun, 14 Jan 2018 at 21:07, Alex Vong <alexvong1995@gmail.com> wrote:
> >
> >> This patch adds the repoline patches (totally 17 of them) taken from the
> >> 'retpoline-20180107' branch at
> >> ``http://git.infradead.org/users/dwmw2/gcc-retpoline.git'' to gcc@7.
> >
> > As asked here: <http://issues.guix.gnu.org/issue/30111#12>, since gcc
> > 7.3 is in, and now even more recent, I am inclined to close this
> > submission since it appears to me no more relevant.
> 
> If no objection, I will close this in the coming days.
> 

I believe we're good

(ins)efraim@3900XT ~$ lscpu | grep retpoline
Vulnerability Spectre v2:        Mitigation; Full AMD retpoline, IBPB conditional, STIBP conditional, RSB filling
(ins)efraim@3900XT ~$ uname -a
Linux 3900XT 5.10.6-gnu #1 SMP 1 x86_64 GNU/Linux

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Efraim Flashner   <efraim@flashner.co.il>   אפרים פלשנר
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