Linux cryptographic layer development
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From: Herbert Xu <herbert@gondor.apana.org.au>
To: Eric Biggers <ebiggers@kernel.org>
Cc: Linux Crypto Mailing List <linux-crypto@vger.kernel.org>,
	Yosry Ahmed <yosry.ahmed@linux.dev>,
	Kanchana P Sridhar <kanchana.p.sridhar@intel.com>,
	Sergey Senozhatsky <senozhatsky@chromium.org>
Subject: Re: [v3 PATCH 5/8] crypto: acomp - Add request chaining and virtual addresses
Date: Sun, 16 Mar 2025 13:43:49 +0800	[thread overview]
Message-ID: <Z9ZlFXGbDNNheKhZ@gondor.apana.org.au> (raw)
In-Reply-To: <20250316044937.GE117195@sol.localdomain>

On Sat, Mar 15, 2025 at 09:49:37PM -0700, Eric Biggers wrote:
>
> As I've said before, this would be much better handled by a function that
> explicitly takes multiple buffers, rather than changing the whole API to make
> every request ambiguously actually be a whole list of requests (whose behavior
> also differs from submitting them individually in undocumented ways).

This is exactly how we handle GSO in the network stack.  It's
always an sk_buff regardless of whether it's a batch or a single
one.

In fact I will be using that to handle GSO over IPsec so the
array-based interface that you proposed simply does not fit.

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

  reply	other threads:[~2025-03-16  5:43 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-03-09  2:43 [v3 PATCH 0/8] crypto: acomp - Add request chaining and virtual address support Herbert Xu
2025-03-09  2:43 ` [v3 PATCH 1/8] crypto: api - Add cra_type->destroy hook Herbert Xu
2025-03-09  2:43 ` [v3 PATCH 2/8] crypto: scomp - Remove tfm argument from alloc/free_ctx Herbert Xu
2025-03-09  2:43 ` [v3 PATCH 3/8] crypto: acomp - Move stream management into scomp layer Herbert Xu
2025-03-16  4:36   ` Eric Biggers
2025-03-16  4:42     ` Herbert Xu
2025-03-16  4:46       ` Herbert Xu
2025-03-16  4:44     ` Herbert Xu
2025-03-17  8:36     ` Herbert Xu
2025-03-09  2:43 ` [v3 PATCH 4/8] crypto: scomp - Disable BH when taking per-cpu spin lock Herbert Xu
2025-03-09  2:43 ` [v3 PATCH 5/8] crypto: acomp - Add request chaining and virtual addresses Herbert Xu
2025-03-16  4:49   ` Eric Biggers
2025-03-16  5:43     ` Herbert Xu [this message]
2025-03-16  6:50       ` Eric Biggers
2025-03-20 17:24   ` Cabiddu, Giovanni
2025-03-21  2:33     ` Herbert Xu
2025-03-24  9:39       ` Cabiddu, Giovanni
2025-03-09  2:43 ` [v3 PATCH 6/8] crypto: testmgr - Remove NULL dst acomp tests Herbert Xu
2025-03-09  2:43 ` [v3 PATCH 7/8] crypto: scomp - Remove support for most non-trivial destination SG lists Herbert Xu
2025-03-10 19:31   ` Dan Carpenter
2025-03-11  3:13     ` Herbert Xu
2025-03-11  3:16       ` Herbert Xu
2025-03-09  2:43 ` [v3 PATCH 8/8] crypto: scomp - Add chaining and virtual address support Herbert Xu

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