linux-kernel - Re: [PATCH v7 3/3] crypto: Add Inside Secure SafeXcel EIP-93 crypto engine support

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Message-ID: <6758a9e8.050a0220.b60b3.184c@mx.google.com>
Date: Tue, 10 Dec 2024 21:51:50 +0100
From: Christian Marangi <ansuelsmth@...il.com>
To: Herbert Xu <herbert@...dor.apana.org.au>
Cc: "David S. Miller" <davem@...emloft.net>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Antoine Tenart <atenart@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>, Will Deacon <will@...nel.org>,
	Waiman Long <longman@...hat.com>, Boqun Feng <boqun.feng@...il.com>,
	Nathan Chancellor <nathan@...nel.org>,
	Nick Desaulniers <ndesaulniers@...gle.com>,
	Bill Wendling <morbo@...gle.com>,
	Justin Stitt <justinstitt@...gle.com>, linux-crypto@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	llvm@...ts.linux.dev, upstream@...oha.com,
	Richard van Schagen <vschagen@...oud.com>
Subject: Re: [PATCH v7 3/3] crypto: Add Inside Secure SafeXcel EIP-93 crypto
 engine support

On Tue, Dec 10, 2024 at 09:27:53PM +0800, Herbert Xu wrote:
> On Tue, Dec 10, 2024 at 01:16:42PM +0100, Christian Marangi wrote:
> >
> > Oh! Ok, that is neat. Just to make sure everything is clear,
> > to complete the request it's the same used for final, the
> > ahash_request_complete(). I tought the -EINPROGRESS,
> > ahash_request_complete() pattern was only for final.
> 
> Correct, the same calling convention applies whether you're doing
> update or finup/final.  One difference is that after final/finup
> you don't have to export the hash state because it's no longer
> defined.
>

I just sent v8 with the thing fixed. Hope everything is good now!

As always I passed it with the test flag enabled + extra and fuzz set to
10000.

-- 
	Ansuel