GNU bug report logs - #30111
[PATCH] gnu: gcc@7: Use retpoline options when building itself.

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Message #52 received at 30111-done <at> debbugs.gnu.org (full text, mbox):

From: zimoun <zimon.toutoune <at> gmail.com>
To: Efraim Flashner <efraim <at> flashner.co.il>
Cc: 30111-done <at> debbugs.gnu.org, Alex Vong <alexvong1995 <at> gmail.com>
Subject: Re: [bug#30111] gnu: gcc <at> 7: Apply the 'retpoline' mitigation
 technique.
Date: Tue, 09 Feb 2021 02:07:28 +0100

Hi,

On Mon, 11 Jan 2021 at 22:03, Efraim Flashner <efraim <at> flashner.co.il> wrote:
> On Mon, Jan 11, 2021 at 04:43:41PM +0100, zimoun wrote:
>> On Sat, 19 Dec 2020 at 00:22, zimoun <zimon.toutoune <at> gmail.com> wrote:
>> > On Sun, 14 Jan 2018 at 21:07, Alex Vong <alexvong1995 <at> 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 <at> 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 <at> 3900XT ~$ lscpu | grep retpoline
> Vulnerability Spectre v2:        Mitigation; Full AMD retpoline, IBPB conditional, STIBP conditional, RSB filling
> (ins)efraim <at> 3900XT ~$ uname -a
> Linux 3900XT 5.10.6-gnu #1 SMP 1 x86_64 GNU/Linux

Thanks Efraim.  If I miss something, please reopen it.

Cheers,
simon

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