Re: linux-next: Tree for Oct 25 (crypto)

[Randy Dunlap]

On 10/26/11 05:33, Stefan Richter wrote:
> On Oct 26 Herbert Xu wrote:
>> On Tue, Oct 25, 2011 at 05:42:01PM -0700, Randy Dunlap wrote:
>>> On 10/25/11 02:36, Stephen Rothwell wrote:
>>>> Hi all,
>>>
>>>
>>> When CONFIG_NET is not enabled:
>>
>> Thanks, I'll add this patch.
>>
>> diff --git a/crypto/Kconfig b/crypto/Kconfig
>> index a8442dc..259dea9 100644
>> --- a/crypto/Kconfig
>> +++ b/crypto/Kconfig
>> @@ -103,6 +103,7 @@ config CRYPTO_MANAGER2
>>  config CRYPTO_USER
>>  	tristate "Userspace cryptographic algorithm configuration"
>>  	select CRYPTO_MANAGER
>> +	select NET
>>  	help
>>  	  Userapace configuration for cryptographic instantiations such as
>>  	  cbc(aes).
>>
>> Cheers,
> 
> If you do it this way, you also need to select everything on which NET
> depends on.  In v3.1, that would be (only) NLATTR which in turn does not
> depend on anything else.
> 
> Furthermore, I am noticing in v3.1 that CRYPTO_MANAGER selects
> CRYPTO_MANAGER2 which in turn has the following dependencies:
> 
> config CRYPTO_MANAGER2
> 	def_tristate CRYPTO_MANAGER || (CRYPTO_MANAGER!=n && CRYPTO_ALGAPI=y)
> 	select CRYPTO_AEAD2
> 	select CRYPTO_HASH2
> 	select CRYPTO_BLKCIPHER2
> 	select CRYPTO_PCOMP2
> 
> I think you need to copy those dependencies into config CRYPTO_MANAGER.

That's correct, but it's better not to "select" an entire subsystem
like NET at all.

-- 
~Randy
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