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From:   Thomas Gleixner <tglx@linutronix.de>
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To:     Kees Cook <keescook@chromium.org>
Cc:     "Saripalli\, RK" <rsaripal@amd.com>, linux-kernel@vger.kernel.org,
        x86@kernel.org, mingo@redhat.com, bp@alien8.de, hpa@zytor.com,
        Jonathan Corbet <corbet@lwn.net>, bsd@redhat.com,
        Josh Poimboeuf <jpoimboe@redhat.com>
Subject: Re: [PATCH v5 1/1] x86/cpufeatures: Implement Predictive Store Forwarding control.
In-Reply-To: <202105101508.BC6CC99FAD@keescook>
References: <20210505190923.276051-1-rsaripal@amd.com> <20210505190923.276051-2-rsaripal@amd.com> <87wnsamvaa.ffs@nanos.tec.linutronix.de> <d134cbb1-a8a5-161a-1927-2a04df6b4b4a@amd.com> <87h7jagt7g.ffs@nanos.tec.linutronix.de> <202105101508.BC6CC99FAD@keescook>
Date:   Tue, 11 May 2021 00:15:32 +0200
Message-ID: <878s4mgrqz.ffs@nanos.tec.linutronix.de>
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On Mon, May 10 2021 at 15:09, Kees Cook wrote:
> On Mon, May 10, 2021 at 11:44:03PM +0200, Thomas Gleixner wrote:
>> Kees, any opinions?
>
> I agree: if PSF is a subset of SSBD, there's no need for the additional
> machinery.
>
> On a related topic, what happened to Andi's patch to switch the seccomp
> defaults? I can't find it now...

You mean this one:

  https://lore.kernel.org/r/20200312231222.81861-1-andi@firstfloor.org

If so, then it has lacks a follow up.

Thanks,

        tglx