From: Herbert Xu <herbert@gondor.apana.org.au>
To: Gilad Ben-Yossef <gilad@benyossef.com>
Cc: Mike Snitzer <snitzer@redhat.com>,
linux-doc@vger.kernel.org, Gary Hook <gary.hook@amd.com>,
David Howells <dhowells@redhat.com>,
dm-devel@redhat.com, keyrings@vger.kernel.org,
linux-ima-devel@lists.sourceforge.net,
Alasdair Kergon <agk@redhat.com>,
Steffen Klassert <steffen.klassert@secunet.com>,
Boris Brezillon <boris.brezillon@free-electrons.com>,
Jonathan Corbet <corbet@lwn.net>,
Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>,
Mimi Zohar <zohar@linux.vnet.ibm.com>,
"Serge E. Hallyn" <serge@hallyn.com>,
Tom Lendacky <thomas.lendacky@amd.com>,
linux-cifs@vger.kernel.org, linux-ima-user@lists.sourceforge.net,
Arnaud Ebalard <arno@natisbad.org>,
linux-fscrypt@vger.kernel.org,
linux-mediatek@lists.infradead.org,
James Morris <james.l.morris@oracle.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
Jaegeuk Kim <jaegeuk@kernel.org>,
linux-arm-kernel@lists.infradead.org, Ofir Dra
Subject: Re: [PATCH v10 00/20] simplify crypto wait for async op
Date: Fri, 3 Nov 2017 22:25:29 +0800 [thread overview]
Message-ID: <20171103142528.GL9011@gondor.apana.org.au> (raw)
In-Reply-To: <1508310057-25369-1-git-send-email-gilad@benyossef.com>
On Wed, Oct 18, 2017 at 08:00:32AM +0100, Gilad Ben-Yossef wrote:
> Many users of kernel async. crypto services have a pattern of
> starting an async. crypto op and than using a completion
> to wait for it to end.
>
> This patch set simplifies this common use case in two ways:
>
> First, by separating the return codes of the case where a
> request is queued to a backlog due to the provider being
> busy (-EBUSY) from the case the request has failed due
> to the provider being busy and backlogging is not enabled
> (-ENOSPC).
>
> Next, this change is than built on to create a generic API
> to wait for a async. crypto operation to complete.
>
> The end result is a smaller code base and an API that is
> easier to use and more difficult to get wrong.
>
> The patch set was boot tested on x86_64 and arm64 which
> at the very least tests the crypto users via testmgr and
> tcrypt but I do note that I do not have access to some
> of the HW whose drivers are modified nor do I claim I was
> able to test all of the corner cases.
>
> The patch set is based upon linux-next release tagged
> next-20171017.
All applied. Thanks.
--
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
prev parent reply other threads:[~2017-11-03 14:25 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-18 7:00 [PATCH v10 00/20] simplify crypto wait for async op Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 01/20] crypto: change transient busy return code to -ENOSPC Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 02/20] crypto: ccp: use -ENOSPC for transient busy indication Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 03/20] net: " Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 04/20] crypto: remove redundant backlog checks on EBUSY Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 05/20] crypto: marvell/cesa: " Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 06/20] crypto: introduce crypto wait for async op Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 07/20] crypto: move algif to generic async completion Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 08/20] crypto: move pub key " Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 09/20] crypto: move drbg " Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 10/20] crypto: move gcm " Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 11/20] crypto: move testmgr " Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 12/20] fscrypt: move " Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 13/20] dm: move dm-verity " Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 14/20] cifs: move " Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 15/20] ima: " Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 16/20] crypto: tcrypt: " Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 17/20] crypto: talitos: " Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 18/20] crypto: qce: " Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 19/20] crypto: mediatek: " Gilad Ben-Yossef
2017-10-18 7:00 ` [PATCH v10 20/20] crypto: adapt api sample to use async. op wait Gilad Ben-Yossef
2017-11-03 14:25 ` Herbert Xu [this message]
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