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=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED,USER_AGENT_NEOMUTT autolearn=ham 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 0F29BECDFAA for ; Sun, 15 Jul 2018 02:45:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 58BF32087C for ; Sun, 15 Jul 2018 02:45:30 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 58BF32087C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=gondor.apana.org.au Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732931AbeGODG1 (ORCPT ); Sat, 14 Jul 2018 23:06:27 -0400 Received: from orcrist.hmeau.com ([104.223.48.154]:54090 "EHLO deadmen.hmeau.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731972AbeGODG1 (ORCPT ); Sat, 14 Jul 2018 23:06:27 -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 1feX1j-0005hR-2E; Sun, 15 Jul 2018 10:44:47 +0800 Received: from herbert by gondobar with local (Exim 4.89) (envelope-from ) id 1feX1S-0000sh-Jz; Sun, 15 Jul 2018 10:44:30 +0800 Date: Sun, 15 Jul 2018 10:44:30 +0800 From: Herbert Xu To: Kees Cook Cc: Arnd Bergmann , "Gustavo A. R. Silva" , Eric Biggers , Alasdair Kergon , Giovanni Cabiddu , Lars Persson , Mike Snitzer , Rabin Vincent , Tim Chen , "David S. Miller" , Masahiro Yamada , "open list:HARDWARE RANDOM NUMBER GENERATOR CORE" , qat-linux@intel.com, dm-devel@redhat.com, Linux Kernel Mailing List Subject: Re: [PATCH v4 11/14] treewide: Prepare to remove VLA usage for AHASH_REQUEST_ON_STACK Message-ID: <20180715024430.n6bcnb4k7cm3ugtj@gondor.apana.org.au> References: <20180711203619.1020-1-keescook@chromium.org> <20180711203619.1020-12-keescook@chromium.org> <20180713004038.lwibdesz7ohhoind@gondor.apana.org.au> <20180713062204.2o7gz5xri374nii6@gondor.apana.org.au> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: 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 Fri, Jul 13, 2018 at 08:07:10PM -0700, Kees Cook wrote: > > On a plane today I started converting all these to shash. IIUC, it > just looks like this (apologies for whitespace damage): Yes if it doesn't actually make use of SGs then shash would be the way to go. However, for SG users ahash is the best interface. Cheers, -- Email: Herbert Xu Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt