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Date: Sat, 29 Dec 2012 23:42:26 +0100
From: Milan Broz <gmazyland@gmail.com>
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Subject: Re: [dm-crypt] [ANNOUNCE] cryptsetup 1.6.0-rc1
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To: Matthias Schniedermeyer <ms@citd.de>
Cc: dm-crypt <dm-crypt@saout.de>, Milan Broz <gmazyland@gmail.com>

On 12/29/2012 11:24 PM, Matthias Schniedermeyer wrote:
> On 29.12.2012 22:40, Milan Broz wrote:
>>
>>    WARNING: benchmark requires kernel userspace crypto API to be available
>>    (kernel af_alg and algif_skcipher modules, introduced in  Linux  kernel 2.6.38).
> 
> This message doesn't help at all when you have a kernel that doesn't 
> have it enabled and thus you can't find any module by that name. (And 
> you CAN have a kernel with it build in, no module in that case too)
> 
> The option for algif_skcipher is:
> CONFIG_CRYPTO_USER_API_SKCIPHER
> "Cryptographic API" -> "User-space interface for symmetric key cipher algorithms"
> 
> The other option (that is responsible for af_alg) is hidden and 
> automatically 'select'ed by activating the option above.

I am not sure if it was this way in previous kernels (skcipher was added later,
IIRC first was only hash API)
Anyway, I'll fix description in final release here.

Thanks,
Milan