linux-kernel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Herbert Xu <herbert@gondor.apana.org.au>
To: Eric Biggers <ebiggers@kernel.org>
Cc: "Jason A. Donenfeld" <Jason@zx2c4.com>,
	Ard Biesheuvel <ard.biesheuvel@linaro.org>,
	Linux Crypto Mailing List <linux-crypto@vger.kernel.org>,
	linux-fscrypt@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	LKML <linux-kernel@vger.kernel.org>,
	Paul Crowley <paulcrowley@google.com>,
	Greg Kaiser <gkaiser@google.com>,
	Samuel Neves <samuel.c.p.neves@gmail.com>,
	Tomer Ashur <tomer.ashur@esat.kuleuven.be>
Subject: Re: [RFC PATCH] zinc chacha20 generic implementation using crypto API code
Date: Tue, 20 Nov 2018 11:06:35 +0800	[thread overview]
Message-ID: <20181120030635.xfr543j5nngxfnxk@gondor.apana.org.au> (raw)
In-Reply-To: <20181119225414.GB258711@gmail.com>

On Mon, Nov 19, 2018 at 02:54:15PM -0800, Eric Biggers wrote:
>
> > I think the remaining issue right now is how to order my series and
> > Eric's series. If Eric's goes in first, it means that I can either a)
> > spend some time developing Zinc further _now_ to support chacha12 and
> > keep the top two conversion patches, or b) just drop the top two
> > conversion patches and work that out carefully with Eric after. I
> > think (b) would be better, but I'm happy to do (a) if you disagree.
> > And as I mentioned in the last email, I'd prefer Eric's work to go in
> > after Zinc, but I don't think the reasoning for that is particularly
> > strong, so it seems fine to merge Eric's work first.
> > 
> > I'll post v9 pretty soon and you can see how things are shaping up.
> > Hopefully before then Eric/Ard/you can provide some feedback on
> > whether you'd prefer (a) or (b) above.
> > 
> 
> I'd still prefer to see the conversion patches included.  Skipping them would be
> kicking the can down the road and avoiding issues that will need to be addressed
> anyway.  Like you, I don't want a "half-baked concoction that will be maybe
> possibly be replaced 'later'" :-)

Are you guys talking about the conversion patches to eliminate the
two copies of chacha code that would otherwise exist in crypto as
well as in zinc?

If so I think that's not negotiable.  Having two copies of the same
code is just not acceptable.

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

  parent reply	other threads:[~2018-11-20  3:06 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-05 23:25 [RFC PATCH v3 00/15] crypto: Adiantum support Eric Biggers
2018-11-05 23:25 ` [RFC PATCH v3 01/15] crypto: chacha20-generic - add HChaCha20 library function Eric Biggers
2018-11-05 23:25 ` [RFC PATCH v3 02/15] crypto: chacha20-generic - don't unnecessarily use atomic walk Eric Biggers
2018-11-05 23:25 ` [RFC PATCH v3 03/15] crypto: chacha20-generic - add XChaCha20 support Eric Biggers
2018-11-05 23:25 ` [RFC PATCH v3 04/15] crypto: chacha20-generic - refactor to allow varying number of rounds Eric Biggers
2018-11-05 23:25 ` [RFC PATCH v3 05/15] crypto: chacha - add XChaCha12 support Eric Biggers
2018-11-05 23:25 ` [RFC PATCH v3 06/15] crypto: arm/chacha20 - limit the preemption-disabled section Eric Biggers
2018-11-05 23:25 ` [RFC PATCH v3 07/15] crypto: arm/chacha20 - add XChaCha20 support Eric Biggers
2018-11-06 12:41   ` Ard Biesheuvel
2018-11-05 23:25 ` [RFC PATCH v3 08/15] crypto: arm/chacha20 - refactor to allow varying number of rounds Eric Biggers
2018-11-06 12:46   ` Ard Biesheuvel
2018-11-05 23:25 ` [RFC PATCH v3 09/15] crypto: arm/chacha - add XChaCha12 support Eric Biggers
2018-11-05 23:25 ` [RFC PATCH v3 10/15] crypto: poly1305 - use structures for key and accumulator Eric Biggers
2018-11-06 14:28   ` Ard Biesheuvel
2018-11-12 18:58     ` Eric Biggers
2018-11-16  6:02       ` Herbert Xu
2018-11-17  0:17         ` Eric Biggers
2018-11-17  0:30           ` Ard Biesheuvel
2018-11-18 13:46           ` Jason A. Donenfeld
2018-11-19  5:24             ` [RFC PATCH] zinc chacha20 generic implementation using crypto API code Herbert Xu
2018-11-19  6:13               ` Jason A. Donenfeld
2018-11-19  6:22                 ` Herbert Xu
2018-11-19 22:54                 ` Eric Biggers
2018-11-19 23:15                   ` Jason A. Donenfeld
2018-11-19 23:23                     ` Eric Biggers
2018-11-19 23:31                       ` Jason A. Donenfeld
2018-11-20  3:06                   ` Herbert Xu [this message]
2018-11-20  3:08                     ` Jason A. Donenfeld
2018-11-20  6:02               ` [RFC PATCH v2 0/4] Exporting existing crypto API code through zinc Herbert Xu
2018-11-20  6:04                 ` [v2 PATCH 1/4] crypto: chacha20 - Export chacha20 functions without crypto API Herbert Xu
2018-11-20  6:04                 ` [v2 PATCH 2/4] zinc: ChaCha20 generic C implementation and selftest Herbert Xu
2018-11-20  6:04                 ` [v2 PATCH 3/4] zinc: Add x86 accelerated ChaCha20 Herbert Xu
2018-11-20  6:04                 ` [v2 PATCH 4/4] zinc: ChaCha20 x86_64 implementation Herbert Xu
2018-11-20 10:32                 ` [RFC PATCH v2 0/4] Exporting existing crypto API code through zinc Ard Biesheuvel
2018-11-20 14:18                   ` Herbert Xu
2018-11-20 16:24                     ` Jason A. Donenfeld
2018-11-20 18:51                       ` Theodore Y. Ts'o
2018-11-21  7:55                       ` Herbert Xu
2018-11-20 16:18                 ` Jason A. Donenfeld
2018-11-21  6:01                   ` Herbert Xu
2018-11-05 23:25 ` [RFC PATCH v3 11/15] crypto: poly1305 - add Poly1305 core API Eric Biggers
2018-11-05 23:25 ` [RFC PATCH v3 12/15] crypto: nhpoly1305 - add NHPoly1305 support Eric Biggers
2018-11-05 23:25 ` [RFC PATCH v3 13/15] crypto: arm/nhpoly1305 - add NEON-accelerated NHPoly1305 Eric Biggers
2018-11-05 23:25 ` [RFC PATCH v3 14/15] crypto: adiantum - add Adiantum support Eric Biggers
2018-11-05 23:25 ` [RFC PATCH v3 15/15] fscrypt: " Eric Biggers
2018-11-08  6:47 ` [RFC PATCH v3 00/15] crypto: " Martin Willi

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20181120030635.xfr543j5nngxfnxk@gondor.apana.org.au \
    --to=herbert@gondor.apana.org.au \
    --cc=Jason@zx2c4.com \
    --cc=ard.biesheuvel@linaro.org \
    --cc=ebiggers@kernel.org \
    --cc=gkaiser@google.com \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-crypto@vger.kernel.org \
    --cc=linux-fscrypt@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=paulcrowley@google.com \
    --cc=samuel.c.p.neves@gmail.com \
    --cc=tomer.ashur@esat.kuleuven.be \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).