linux-kernel - Re: [PATCH 1/3] crypto: sm4 - create SM4 library based on sm4 generic code

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Message-ID: <CAHmME9qL4gHwJZcYGRmJ8sxcjkpGFjWDH2gxu15FXzgCUDLifw@mail.gmail.com>
Date:   Wed, 2 Mar 2022 01:26:13 +0100
From:   "Jason A. Donenfeld" <Jason@...c4.com>
To:     Herbert Xu <herbert@...dor.apana.org.au>
Cc:     Tianjia Zhang <tianjia.zhang@...ux.alibaba.com>,
        "David S. Miller" <davem@...emloft.net>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        "H. Peter Anvin" <hpa@...or.com>,
        Gilad Ben-Yossef <gilad@...yossef.com>,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        "Markku-Juhani O . Saarinen" <mjos@....fi>,
        Jussi Kivilinna <jussi.kivilinna@....fi>,
        X86 ML <x86@...nel.org>,
        Linux Crypto Mailing List <linux-crypto@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/3] crypto: sm4 - create SM4 library based on sm4 generic code

On Wed, Mar 2, 2022 at 1:24 AM Herbert Xu <herbert@...dor.apana.org.au> wrote:
>
> On Tue, Mar 01, 2022 at 11:34:28AM +0100, Jason A. Donenfeld wrote:
> > >  lib/crypto/Kconfig   |   3 +
> > >  lib/crypto/Makefile  |   3 +
> > >  lib/crypto/sm4.c     | 184 +++++++++++++++++++++++++++++++++++++++++++
> >
> > If this is only used by the crypto API, it does not belong in
> > lib/crypto.
>
> Nope there is no such rule.  lib/crypto is fine if you're adding
> code that is shared between crypto and arch/*/crypto.

The sprawling madness continues then... Noted.