linux-kernel - Re: [PATCH 4.9 02/24] x86/retpoline: Make CONFIG

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Message-ID: <ab991a7ac7215fa18ba83698df2450c1c2ded334.camel@decadent.org.uk>
Date:   Wed, 09 Mar 2022 20:58:06 +0100
From:   Ben Hutchings <ben@...adent.org.uk>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org
Cc:     stable@...r.kernel.org, Peter Zijlstra <peterz@...radead.org>,
        Zhenzhong Duan <zhenzhong.duan@...cle.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        David Woodhouse <dwmw@...zon.co.uk>,
        Borislav Petkov <bp@...e.de>,
        Daniel Borkmann <daniel@...earbox.net>,
        "H. Peter Anvin" <hpa@...or.com>,
        Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
        Andy Lutomirski <luto@...nel.org>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Michal Marek <michal.lkml@...kovi.net>,
        srinivas.eeda@...cle.com
Subject: Re: [PATCH 4.9 02/24] x86/retpoline: Make CONFIG_RETPOLINE depend
 on compiler support

On Wed, 2022-03-09 at 16:59 +0100, Greg Kroah-Hartman wrote:
> From: Zhenzhong Duan <zhenzhong.duan@...cle.com>
> 
> commit 4cd24de3a0980bf3100c9dcb08ef65ca7c31af48 upstream.
[...]

Sorry, there are a couple of fixes needed on top of this:

commit 25896d073d8a0403b07e6dec56f58e6c33678207
Author: Masahiro Yamada <yamada.masahiro@...ionext.com>
Date:   Wed Dec 5 15:27:19 2018 +0900
 
    x86/build: Fix compiler support check for CONFIG_RETPOLINE

commit e4f358916d528d479c3c12bd2fd03f2d5a576380
Author: WANG Chao <chao.wang@...oud.cn>
Date:   Tue Dec 11 00:37:25 2018 +0800
 
    x86, modpost: Replace last remnants of RETPOLINE with CONFIG_RETPOLINE

I've attached my backports of those.

Ben.

-- 
Ben Hutchings
73.46% of all statistics are made up.

View attachment "0001-x86-build-Fix-compiler-support-check-for-CONFIG_RETP.patch" of type "text/x-patch" (2545 bytes)

View attachment "0002-x86-modpost-Replace-last-remnants-of-RETPOLINE-with-.patch" of type "text/x-patch" (3971 bytes)

Download attachment "signature.asc" of type "application/pgp-signature" (834 bytes)