linux-kernel - Re: [RFC PATCH 7/8] crypto: x86/aes-kl - Support AES algorithm using Key Locker instructions

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Message-ID: <20201218110021.GB14160@zn.tnic>
Date:   Fri, 18 Dec 2020 12:00:21 +0100
From:   Borislav Petkov <bp@...e.de>
To:     "Bae, Chang Seok" <chang.seok.bae@...el.com>
Cc:     Peter Zijlstra <peterz@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...nel.org>,
        Andy Lutomirski <luto@...nel.org>,
        the arch/x86 maintainers <x86@...nel.org>,
        "herbert@...dor.apana.org.au" <herbert@...dor.apana.org.au>,
        "Williams, Dan J" <dan.j.williams@...el.com>,
        "Hansen, Dave" <dave.hansen@...el.com>,
        "Shankar, Ravi V" <ravi.v.shankar@...el.com>,
        "Sun, Ning" <ning.sun@...el.com>,
        "Dwarakanath, Kumar N" <kumar.n.dwarakanath@...el.com>,
        "linux-crypto@...r.kernel.org" <linux-crypto@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [RFC PATCH 7/8] crypto: x86/aes-kl - Support AES algorithm using
 Key Locker instructions

On Fri, Dec 18, 2020 at 10:34:28AM +0000, Bae, Chang Seok wrote:
> I’m open to drop the macros if there is any better way to define them
> without binutils support.

Yap, make the driver build depend on the binutils version which supports
them.

-- 
Regards/Gruss,
    Boris.

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