Re: [RFC PATCH v2] crypto: Add IV generation algorithms

From	Herbert Xu <herbert@gondor.apana.org.au>
Newsgroups	linux.kernel
Subject	Re: [RFC PATCH v2] crypto: Add IV generation algorithms
Date	2017-01-02 08:00 +0100
Message-ID	<sV4L8-2PV-21@gated-at.bofh.it> (permalink)
References	(4 earlier) <sR9gl-8pD-9@gated-at.bofh.it> <sRsVH-41t-7@gated-at.bofh.it> <sTFc6-4L0-3@gated-at.bofh.it> <sU2BH-364-7@gated-at.bofh.it> <sV4Br-2ML-7@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Mon, Jan 02, 2017 at 12:16:45PM +0530, Binoy Jayan wrote:
> 
> Even if ciphers are allocated this way, all the encryption requests
> for cbc should still go through IV generators? So that should mean,
> create one instance of IV generator using 'crypto_alloc_skcipher'
> and create tfms_count instances of the generator depending on the
> number of keys.

Right.  The actual number of underlying tfms that do the work
won't change compared to the status quo.  We're just structuring
it such that if the overall scheme is supported by the hardware
then we can feed more than one sector at a time to it.

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

Thread

[RFC PATCH v2] IV Generation algorithms for dm-crypt Binoy Jayan <binoy.jayan@linaro.org> - 2016-12-13 10:00 +0100
  Re: [RFC PATCH v2] crypto: Add IV generation algorithms Milan Broz <gmazyland@gmail.com> - 2016-12-13 11:10 +0100
    Re: [RFC PATCH v2] crypto: Add IV generation algorithms Binoy Jayan <binoy.jayan@linaro.org> - 2016-12-14 07:20 +0100
    Re: [RFC PATCH v2] crypto: Add IV generation algorithms Binoy Jayan <binoy.jayan@linaro.org> - 2016-12-16 07:00 +0100
    Re: [RFC PATCH v2] crypto: Add IV generation algorithms Herbert Xu <herbert@gondor.apana.org.au> - 2016-12-22 10:00 +0100
      Re: [RFC PATCH v2] crypto: Add IV generation algorithms Binoy Jayan <binoy.jayan@linaro.org> - 2016-12-22 12:00 +0100
        Re: [RFC PATCH v2] crypto: Add IV generation algorithms Herbert Xu <herbert@gondor.apana.org.au> - 2016-12-23 09:00 +0100
          Re: [RFC PATCH v2] crypto: Add IV generation algorithms Binoy Jayan <binoy.jayan@linaro.org> - 2016-12-29 10:30 +0100
            Re: [RFC PATCH v2] crypto: Add IV generation algorithms Herbert Xu <herbert@gondor.apana.org.au> - 2016-12-30 11:30 +0100
              Re: [RFC PATCH v2] crypto: Add IV generation algorithms Binoy Jayan <binoy.jayan@linaro.org> - 2017-01-02 07:50 +0100
                Re: [RFC PATCH v2] crypto: Add IV generation algorithms Herbert Xu <herbert@gondor.apana.org.au> - 2017-01-02 08:00 +0100
                Re: [RFC PATCH v2] crypto: Add IV generation algorithms Binoy Jayan <binoy.jayan@linaro.org> - 2017-01-02 08:10 +0100
  Re: [RFC PATCH v2] crypto: Add IV generation algorithms Gilad Ben-Yossef <gilad@benyossef.com> - 2017-01-03 15:30 +0100

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