Re: dm-crypt: Performance Regression 2.6.37 -> 2.6.38-rc8

From: Herbert Xu
Date: Fri Mar 11 2011 - 20:06:27 EST


On Fri, Mar 11, 2011 at 10:36:54AM -0800, Andi Kleen wrote:
>
> It needs some glue according to Herbert. I forgot the details.

As we don't want to have pcrypt default on it needs to be loaded
by hand. What we lack is a clean way to instantiate it.

For now you have to do something like

modprobe tcrypt alg="pcrypt(authenc(hmac(sha1-generic),cbc(aes-asm)))" type=3

Cheers,
--
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
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