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Subject: Re: [PATCH v2 9/9] x86: replace arch macros from compiler with
 CONFIG_X86_{32,64}
To:     Masahiro Yamada <masahiroy@kernel.org>, x86@kernel.org,
        Ingo Molnar <mingo@kernel.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Borislav Petkov <bp@alien8.de>, linux-crypto@vger.kernel.org
Cc:     linux-kernel@vger.kernel.org,
        "Jason A . Donenfeld" <Jason@zx2c4.com>
References: <20200324001358.4520-1-masahiroy@kernel.org>
 <20200324001358.4520-10-masahiroy@kernel.org>
From:   "H. Peter Anvin" <hpa@zytor.com>
Message-ID: <10b5c2da-38cf-c6ba-bdf5-1064f433c3d6@zytor.com>
Date:   Mon, 23 Mar 2020 17:23:32 -0700
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On 2020-03-23 17:13, Masahiro Yamada wrote:
> If the intention is to check i386/x86_64 excluding UML,
> checking CONFIG_X86_{32,64} is simpler.
> 
> The reason for checking __i386__ / __x86_64__ was perhaps because
> lib/raid6/algos.c is built not only for the kernel but also for
> testing the library code from userspace.
> 
> However, lib/raid6/test/Makefile passes -DCONFIG_X86_{32,64} for
> this case. So, I do not see a reason to not use CONFIG option here.
> 
> Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>

Acked-by: H. Peter Anvin (Intel) <hpa@zytor.com>