netdev - Re: [PATCH net-next v3 10/10] crypto: af_alg/hash: Support MSG_SPLICE

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Message-ID: <ZIBEWBPDdkCtx8XM@gondor.apana.org.au>
Date: Wed, 7 Jun 2023 16:48:24 +0800
From: Herbert Xu <herbert@...dor.apana.org.au>
To: David Howells <dhowells@...hat.com>
Cc: netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Willem de Bruijn <willemdebruijn.kernel@...il.com>,
	David Ahern <dsahern@...nel.org>,
	Matthew Wilcox <willy@...radead.org>, Jens Axboe <axboe@...nel.dk>,
	linux-crypto@...r.kernel.org, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next v3 10/10] crypto: af_alg/hash: Support
 MSG_SPLICE_PAGES

On Tue, Jun 06, 2023 at 02:08:56PM +0100, David Howells wrote:
> Make AF_ALG sendmsg() support MSG_SPLICE_PAGES in the hashing code.  This
> causes pages to be spliced from the source iterator if possible.
> 
> This allows ->sendpage() to be replaced by something that can handle
> multiple multipage folios in a single transaction.
> 
> Signed-off-by: David Howells <dhowells@...hat.com>
> cc: Herbert Xu <herbert@...dor.apana.org.au>
> cc: "David S. Miller" <davem@...emloft.net>
> cc: Eric Dumazet <edumazet@...gle.com>
> cc: Jakub Kicinski <kuba@...nel.org>
> cc: Paolo Abeni <pabeni@...hat.com>
> cc: Jens Axboe <axboe@...nel.dk>
> cc: Matthew Wilcox <willy@...radead.org>
> cc: linux-crypto@...r.kernel.org
> cc: netdev@...r.kernel.org
> ---
> 
> Notes:
>     ver #2)
>      - Fixed some checkpatch warnings.
> 
>  crypto/af_alg.c     |  11 +++--
>  crypto/algif_hash.c | 100 +++++++++++++++++++++++++++-----------------
>  2 files changed, 70 insertions(+), 41 deletions(-)

Acked-by: Herbert Xu <herbert@...dor.apana.org.au>
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt