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Date:   Tue, 23 Jan 2018 15:21:25 -0800
From:   Andi Kleen <ak@linux.intel.com>
To:     Jiri Kosina <jikos@kernel.org>
Cc:     Borislav Petkov <bp@alien8.de>,
        David Woodhouse <dwmw@amazon.co.uk>,
        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>,
        Dave Hansen <dave.hansen@intel.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        Kees Cook <keescook@google.com>,
        Rik van Riel <riel@redhat.com>,
        Peter Zijlstra <peterz@infradead.org>,
        Andy Lutomirski <luto@amacapital.net>,
        gnomes@lxorguk.ukuu.org.uk, x86@kernel.org,
        thomas.lendacky@amd.com, Josh Poimboeuf <jpoimboe@redhat.com>
Subject: Re: [PATCH v8 04/12] x86/spectre: Add boot time option to select
 Spectre v2 mitigation
Message-ID: <20180123232125.GS7844@tassilo.jf.intel.com>
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> Distros have always been in the situation "we let the external modules to 
> load, as it'll work when it comes to functionality, but then it's our 
> duty/responsibility to explain to 3rd parties that they *really* should 
> recompile". Mostly because of security fixes to static inlines, but not 
> only that.

You can use my previous patch which merely warns:

https://git.kernel.org/pub/scm/linux/kernel/git/ak/linux-misc.git/log/?h=spec/retpoline-module-2

-Andi