Re: [PATCH v2 3/4] secure_seq: use siphash24 instead of md5_transform

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On Wed, Dec 14, 2016 at 3:47 PM, David Laight <David.Laight@xxxxxxxxxx> wrote:
> Just remove the __packed and ensure that the structure is 'nice'.
> This includes ensuring there is no 'tail padding'.
> In some cases you'll need to put the port number into a 32bit field.

I'd rather not. There's no point in wasting extra cycles on hashing
useless data, just for some particular syntactic improvement. __packed
__aligned(8) will do what we want perfectly, I think.

> I'd also require that the key be aligned.

Yep, I'll certainly do this for the siphash24_aligned version in the v3.
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