On Thu, Sep 26, 2019 at 09:37:16PM -0700, Andy Lutomirski wrote:

Then what's up with the insistence on using physical addresses for so
many of the buffers?

This happens to be what async hardware wants, but the main reason
why the crypto API has them is because that's what the network
stack feeds us.  The crypto API was first created purely for IPsec
so the SG lists are intimiately tied with how skbs were constructed.

Cheers,
-- 
Email: Herbert Xu [off-list ref]
Home Page: http://gondor.apana.org.au/~herbert/
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