Re: [PATCH v5 1/2] crypto: skcipher AF_ALG - overhaul memory management

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On Fri, Feb 17, 2017 at 11:31:41PM +0100, Stephan Müller wrote:
>
> +	} else {
> +		/* Synchronous operation */
> +		skcipher_request_set_callback(&areq->req,
> +					      CRYPTO_TFM_REQ_MAY_SLEEP |
> +					      CRYPTO_TFM_REQ_MAY_BACKLOG,
> +					      af_alg_complete,
> +					      &ctx->completion);
> +		err = af_alg_wait_for_completion(ctx->enc ?
> +					crypto_skcipher_encrypt(&areq->req) :
> +					crypto_skcipher_decrypt(&areq->req),
> +						 &ctx->completion);
> +	}

This is now outside of the loop for the sync case.  The purpose
of the loop in the sync case was to segment the data when we get
a very large SG list that does not fit inside a single call.

Or did I miss something?

Overall I like this patch.

Thanks,
-- 
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt



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