linux-kernel - Re: XTS Crypto Not Found In /proc/crypto Even After Compiled for 4.10.1.

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Message-ID: <20170312191322.bbux5nrkqf5klznq@kozik-lap>
Date:   Sun, 12 Mar 2017 21:13:22 +0200
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Nathan Royce <nroycea+kernel@...il.com>
Cc:     Herbert Xu <herbert@...dor.apana.org.au>, davem@...emloft.net,
        linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
        Marek Szyprowski <m.szyprowski@...sung.com>
Subject: Re: XTS Crypto Not Found In /proc/crypto Even After Compiled for
 4.10.1.

On Fri, Mar 10, 2017 at 03:44:45PM -0600, Nathan Royce wrote:
> Sure, I went ahead and rebuilt it just using the bare exynos_defconfig
> and adding XTS and ECB and no other changes.
> 
> No flags were used. No patches were used other than the 2 you
> provided. Just the barest of bears, the barest of bones, the barest of
> deserts, the barest of hairless cats.
>

Okay, I reproduced it. Beside enabling crypto tests, ECB and XTS, the
important step is to disable the "ARM Accelerated Cryptographic
Algorithms" so S5P-SSS will be used with XTS. The xts(ecb-aes-s5p))
itself passes TCRYPT tests but oopses on cryptswap.

Best regards,
Krzysztof