From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5E724C76186 for ; Wed, 17 Jul 2019 08:48:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 381562173E for ; Wed, 17 Jul 2019 08:48:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726569AbfGQIsH (ORCPT ); Wed, 17 Jul 2019 04:48:07 -0400 Received: from helcar.hmeau.com ([216.24.177.18]:55210 "EHLO deadmen.hmeau.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725873AbfGQIsG (ORCPT ); Wed, 17 Jul 2019 04:48:06 -0400 Received: from gondobar.mordor.me.apana.org.au ([192.168.128.4] helo=gondobar) by deadmen.hmeau.com with esmtps (Exim 4.89 #2 (Debian)) id 1hnfbJ-00012Y-Ay; Wed, 17 Jul 2019 16:47:49 +0800 Received: from herbert by gondobar with local (Exim 4.89) (envelope-from ) id 1hnfbA-0002eu-59; Wed, 17 Jul 2019 16:47:40 +0800 Date: Wed, 17 Jul 2019 16:47:40 +0800 From: Herbert Xu To: Steffen Klassert Cc: Daniel Jordan , andrea.parri@amarulasolutions.com, boqun.feng@gmail.com, paulmck@linux.ibm.com, peterz@infradead.org, linux-arch@vger.kernel.org, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] padata: Use RCU when fetching pd from do_serial Message-ID: <20190717084739.35evhqushmjejmmq@gondor.apana.org.au> References: <20190712100636.mqdr567p7ozanlyl@gondor.apana.org.au> <20190712101012.GW14601@gauss3.secunet.de> <20190712160737.iniaaxlsnhs6azg5@ca-dmjordan1.us.oracle.com> <20190713050321.c5wq7a7jrb6q2pxn@gondor.apana.org.au> <20190715161045.zqwgsp62uqjnvx3l@ca-dmjordan1.us.oracle.com> <20190716100447.pdongriwwfxsuajf@gondor.apana.org.au> <20190716111410.GN17989@gauss3.secunet.de> <20190716125704.l2jolyyd3bue6hhn@gondor.apana.org.au> <20190716130928.ga4acvxipsdzyzlp@gondor.apana.org.au> <20190717082815.GP17989@gauss3.secunet.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190717082815.GP17989@gauss3.secunet.de> User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jul 17, 2019 at 10:28:15AM +0200, Steffen Klassert wrote: > > I had a patch to support crypto backlog some years ago, > but testing with dm-crypt did not show any performance > improvement. So I decided to just skip that patch because > it added code for no need. Well pcrypt is part of the API so it needs to obey the rules. So even if it wouldn't make sense to use dm-crypt with pcrypt it still needs to do the right thing. Thanks,` -- Email: Herbert Xu Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt