linux-kernel - Re: [PATCH 3.11-rc1] crypto: Fix boot failure due to module dependency.

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Message-ID: <20130720053021.GA19689@gondor.apana.org.au>
Date:	Sat, 20 Jul 2013 15:30:21 +1000
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Tim Chen <tim.c.chen@...ux.intel.com>
Cc:	"H. Peter Anvin" <hpa@...or.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>,
	linux-kernel@...r.kernel.org, linux-crypto@...r.kernel.org,
	ak <ak@...ux.intel.com>,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>
Subject: Re: [PATCH 3.11-rc1] crypto: Fix boot failure due to module
 dependency.

On Fri, Jul 19, 2013 at 06:31:04PM -0700, Tim Chen wrote:
>
> However, when I have the library and generic algorithm compiled in,
> I do not see the PCLMULQDQ version loaded.
> 
> CONFIG_CRYPTO_CRCT10DIF=y
> CONFIG_CRYPTO_CRCT10DIF_PCLMUL=m
> CONFIG_CRC_T10DIF=y

That is completely expected.  I don't really think we need to
do anything about this case.  After all, if the admin wants to
use the optimised version for CRC_T10DIF then they could simply
compile that in as well.

Cheers,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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