Re: [RFC v4 2/4] crypto: Introduce CRYPTO_ALG_BULK flag

Baolin Wang
2016-06-15T08:48:26Z

On 15 June 2016 at 15:39, Herbert Xu <herbert@gondor.apana.org.au> wrote:
> On Wed, Jun 15, 2016 at 03:38:02PM +0800, Baolin Wang wrote:
>>
>> But that means we should divide the bulk request into 512-byte size
>> requests and break up the mapped sg table for each request. Another
>> hand we should allocate memory for each request in crypto layer, which
>> dm-crypt have supplied one high efficiency way. I think these are
>> really top level how to use the crypro APIs, does that need to move
>> into crypto laryer? Thanks.
>
> I have already explained to you how you can piggy-back off dm-crypt's
> allocation, so what's the problem?

Because the request created in dm-crypt is connecting with dm-crypt
closely, I am worried if it can work or introduce other issues if we
move these top level things into crypto layer. Anyway I will try to do
that. Thanks.

> --
> Email: Herbert Xu <herbert@gondor.apana.org.au>
> Home Page: http://gondor.apana.org.au/~herbert/
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--
Baolin.wang
Best Regards