Re: [PATCH v2 01/10] crypto: AF_ALG: add user space interface for AEAD

From: Herbert Xu
Date: Tue Nov 18 2014 - 23:27:18 EST

On Wed, Nov 19, 2014 at 05:20:42AM +0100, Stephan Mueller wrote:
> When looking deeper into skcipher_sendmsg, I see that the input data is copied
> into the kernel using memcpy_fromiovec. The memory is allocated before the
> memcpy call by skcipher_alloc_sgl.

Zero-copy is done through sendpage.

Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
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