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Groups > linux.kernel > #1416252
| From | Herbert Xu <herbert@gondor.apana.org.au> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [RFC v4 2/4] crypto: Introduce CRYPTO_ALG_BULK flag |
| Date | 2016-06-07 16:20 +0200 |
| Message-ID | <rHq1j-3KB-17@gated-at.bofh.it> (permalink) |
| References | <rHo9b-2Ai-5@gated-at.bofh.it> <rHo9b-2Ai-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Tue, Jun 07, 2016 at 08:17:05PM +0800, Baolin Wang wrote: > Now some cipher hardware engines prefer to handle bulk block rather than one > sector (512 bytes) created by dm-crypt, cause these cipher engines can handle > the intermediate values (IV) by themselves in one bulk block. This means we > can increase the size of the request by merging request rather than always 512 > bytes and thus increase the hardware engine processing speed. > > So introduce 'CRYPTO_ALG_BULK' flag to indicate this cipher can support bulk > mode. > > Signed-off-by: Baolin Wang <baolin.wang@linaro.org> Nack. As I said before, please do it using explicit IV generators like we do for IPsec. -- 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
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[RFC v4 2/4] crypto: Introduce CRYPTO_ALG_BULK flag Baolin Wang <baolin.wang@linaro.org> - 2016-06-07 14:20 +0200
Re: [RFC v4 2/4] crypto: Introduce CRYPTO_ALG_BULK flag Herbert Xu <herbert@gondor.apana.org.au> - 2016-06-07 16:20 +0200
Re: [RFC v4 2/4] crypto: Introduce CRYPTO_ALG_BULK flag Baolin Wang <baolin.wang@linaro.org> - 2016-06-08 04:10 +0200
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