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From: Herbert Xu <herbert@gondor.apana.org.au>
To: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: "open list:HARDWARE RANDOM NUMBER GENERATOR CORE" 
	<linux-crypto@vger.kernel.org>,
	Eric Biggers <ebiggers@google.com>,
	device-mapper development <dm-devel@redhat.com>,
	linux-fscrypt@vger.kernel.org,
	Gilad Ben-Yossef <gilad@benyossef.com>,
	Milan Broz <gmazyland@gmail.com>
Subject: Re: [PATCH v11 1/4] crypto: essiv - create wrapper template for ESSIV generation
Date: Thu, 15 Aug 2019 15:13:20 +1000
Message-ID: <20190815051320.GA24982@gondor.apana.org.au> (raw)
In-Reply-To: <CAKv+Gu_maif=kZk-HRMx7pP=ths1vuTgcu4kFpzz0tCkO2+DFA@mail.gmail.com>

On Thu, Aug 15, 2019 at 07:59:34AM +0300, Ard Biesheuvel wrote:
>
> So how do I ensure that the cipher and shash are actually loaded at
> create() time, and that they are still loaded at TFM init time?

If they're not available at TFM init then you just fail the init
and therefore the TFM allocation.  What is the problem?

IOW the presence of the block cipher and unkeyed hash does not
affect the creation of the instance object.

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

  reply index

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-14 16:37 [PATCH v11 0/4] crypto: switch to crypto API " Ard Biesheuvel
2019-08-14 16:37 ` [PATCH v11 1/4] crypto: essiv - create wrapper template " Ard Biesheuvel
2019-08-15  2:37   ` Herbert Xu
2019-08-15  4:59     ` Ard Biesheuvel
2019-08-15  5:13       ` Herbert Xu [this message]
2019-08-15  5:15         ` Ard Biesheuvel
2019-08-15 11:35           ` Herbert Xu
2019-08-15 17:46             ` Ard Biesheuvel
2019-08-15 17:59               ` Ard Biesheuvel
2019-08-14 16:37 ` [PATCH v11 2/4] crypto: essiv - add tests for essiv in cbc(aes)+sha256 mode Ard Biesheuvel
2019-08-14 16:37 ` [PATCH v11 3/4] crypto: arm64/aes-cts-cbc - factor out CBC en/decryption of a walk Ard Biesheuvel
2019-08-14 16:37 ` [PATCH v11 4/4] crypto: arm64/aes - implement accelerated ESSIV/CBC mode Ard Biesheuvel

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