From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS31976 209.132.180.0/23 X-Spam-Status: No, score=-4.3 required=3.0 tests=AWL,BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD shortcircuit=no autolearn=ham autolearn_force=no version=3.4.0 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by dcvr.yhbt.net (Postfix) with ESMTP id 74D922023D for ; Wed, 1 Mar 2017 20:06:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751411AbdCAUFD (ORCPT ); Wed, 1 Mar 2017 15:05:03 -0500 Received: from pb-smtp2.pobox.com ([64.147.108.71]:64221 "EHLO sasl.smtp.pobox.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751106AbdCAUEd (ORCPT ); Wed, 1 Mar 2017 15:04:33 -0500 Received: from sasl.smtp.pobox.com (unknown [127.0.0.1]) by pb-smtp2.pobox.com (Postfix) with ESMTP id 39E147522E; Wed, 1 Mar 2017 14:42:00 -0500 (EST) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=pobox.com; h=from:to:cc :subject:references:date:in-reply-to:message-id:mime-version :content-type; s=sasl; bh=/a8ooZjnyYHMoYAyilSc6nDbzEA=; b=yLQKNJ D3iFr7H2a3Ua/6Zd7PWMk5U0PwnYTSxeJ9t7nRUQxJa2zoO+wyZ/NReEa1l5a789 QOug3lpBWTm/pXaaMjA1EdJj9kcPEJ/KdBHnNaxkR2RH69apv6s/E7l2YRqPW2n8 PT+IGnw2McAFrjlPMo3FYmhlxGoWqrVCYk510= DomainKey-Signature: a=rsa-sha1; c=nofws; d=pobox.com; h=from:to:cc :subject:references:date:in-reply-to:message-id:mime-version :content-type; q=dns; s=sasl; b=nPOQ4dvJosJutJv2sBGbj6P2UNWgW0do 4bpo5I3DtFYl9opB4uYS6UfhIIspyi7Vvu8X41mQdF88TYrzGp9DU0t+Nb7hFfvl /8PLZ6zzhRuuTJ6KYJNWSkF5e5jjcFg5mv/7OBTVII0+z+VeGTYdArj7xg8MyUsv FzdBEOVgsGo= Received: from pb-smtp2.nyi.icgroup.com (unknown [127.0.0.1]) by pb-smtp2.pobox.com (Postfix) with ESMTP id 3033E7522D; Wed, 1 Mar 2017 14:42:00 -0500 (EST) Received: from pobox.com (unknown [104.132.0.95]) (using TLSv1.2 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by pb-smtp2.pobox.com (Postfix) with ESMTPSA id 8422B7522C; Wed, 1 Mar 2017 14:41:59 -0500 (EST) From: Junio C Hamano To: Linus Torvalds Cc: Jeff King , Marc Stevens , Dan Shumow , Git Mailing List Subject: Re: [PATCH] Put sha1dc on a diet References: Date: Wed, 01 Mar 2017 11:41:58 -0800 In-Reply-To: (Linus Torvalds's message of "Wed, 1 Mar 2017 10:49:55 -0800") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1.91 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Pobox-Relay-ID: 22ABF1F6-FEB7-11E6-97B2-FC50AE2156B6-77302942!pb-smtp2.pobox.com Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Linus Torvalds writes: > That said, I think that it would be lovely to just default to > USE_SHA1DC and just put the whole attack behind us. Yes, it's slower. > No, it doesn't really seem to matter that much in practice. Yes. It would be a very good goal.