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=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 19ADDC49EA3 for ; Mon, 28 Jun 2021 15:03:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 02E9161425 for ; Mon, 28 Jun 2021 15:03:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237055AbhF1PEy (ORCPT ); Mon, 28 Jun 2021 11:04:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39290 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235765AbhF1Oph (ORCPT ); Mon, 28 Jun 2021 10:45:37 -0400 Received: from mail-qt1-x82e.google.com (mail-qt1-x82e.google.com [IPv6:2607:f8b0:4864:20::82e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F3068C0613A3 for ; Mon, 28 Jun 2021 07:27:01 -0700 (PDT) Received: by mail-qt1-x82e.google.com with SMTP id v10so3043800qto.1 for ; Mon, 28 Jun 2021 07:27:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ziepe.ca; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=5YE4V/oWmwNsGpB9kkiY2O6MIvafMjNySTzS8POYKJY=; b=Q59RhdJRjUI3getOisZfjq5ytUcecdmbTI18o89yBJGJrZ6YeEFFjeIIY5IYZhZPAc 3B9kn6AFjbhQy1bcC9HLLuMl9xTPoeZuq/yS2mKzTR2NSfIF0h7NYCqzlntlr/efDfwx lRlbQoQaXLf7RRsdCJjiCFPi6CjZcGhYwCeyD7MWE6SwQTTWxJfwGVQpX/OwCXaOtAy/ x7d0lZX59rOXJn6Dvpj7ICR4b7wk6qNSeUTW/YYcMpnQ587g5G7UJKoJ1D73frJc14pA FQ8HRY9XDpWOgV5cZ7VWp3gBg2Op3/vJrbOU7C6joSBU34xywDTBiRyZVZaPlz3YNCg8 j+xA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=5YE4V/oWmwNsGpB9kkiY2O6MIvafMjNySTzS8POYKJY=; b=U+HOoFw3xByK79SlubKHx6VXzmEJTEUZAfL+inPK6l2TdLLr50uBTuML2V7owhlFuI PCj8hAb1iBzpMUpQk5x7oec2zzrUhN0qGXEHyGf07CHBig9+3M0Ko4ovYgHMBoJRibwH KHwvse+weWSPK+jaPxSBJseQw6yC2epGlPCQZ1MjoaaCslLxkKYNUIpXEX/An+Q3JWTC XVU9frX7h41kGaBL06S8wqgDHAc+o6wWLoWFngj4txg/3X3peQHuyMRwgo5+QCZ3yVa2 umEEFSXAQ4bMxD+Ekx2NsVFhg+qpSgGs4cAwuRbWzfLIoK2ccDHfJCtr8GswAT4gRJZs GaWw== X-Gm-Message-State: AOAM531W2Qy0i/R1X8Z6B2bDhPseiorEO6TB+B/txFoqCHZ03gGtStQp 8uKg+JZDKQ+7vL6nB+AHCqudZg== X-Google-Smtp-Source: ABdhPJz7lVqem6DvmKK1aKKATDHADiMpSK/fEmVgrrRgrB9kbOMKKf+ainNemv4+CGog0ym5bQo+8g== X-Received: by 2002:ac8:549:: with SMTP id c9mr22061595qth.80.1624890421193; Mon, 28 Jun 2021 07:27:01 -0700 (PDT) Received: from ziepe.ca (hlfxns017vw-47-55-113-94.dhcp-dynamic.fibreop.ns.bellaliant.net. [47.55.113.94]) by smtp.gmail.com with ESMTPSA id m189sm10452962qkd.107.2021.06.28.07.27.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 28 Jun 2021 07:27:00 -0700 (PDT) Received: from jgg by mlx with local (Exim 4.94) (envelope-from ) id 1lxsDz-000dJL-Ra; Mon, 28 Jun 2021 11:26:59 -0300 Date: Mon, 28 Jun 2021 11:26:59 -0300 From: Jason Gunthorpe To: Benjamin LaHaise Cc: James Bottomley , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: linux-mm@kvack.org - limping on a backup Message-ID: <20210628142659.GB4604@ziepe.ca> References: <20210622145954.GA4058@kvack.org> <214c41fae1f1b148e5b04a58c1b018fb091d7e83.camel@HansenPartnership.com> <20210625171259.GG4058@kvack.org> <6f309c63f5b7be968ae679e81ab959db05681e8a.camel@HansenPartnership.com> <20210625192607.GH4058@kvack.org> <20210628134607.GA4604@ziepe.ca> <20210628135352.GL4058@kvack.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210628135352.GL4058@kvack.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jun 28, 2021 at 09:53:52AM -0400, Benjamin LaHaise wrote: > The fact of the matter is that the DKIM spec is broken and doesn't > properly address issues relating to transport of emails containing UTF-8 > content over SMTP sessions which are limited to 7 bit transport due to > backwards compatibility assumptions. Isn't a 7-bit conversion what I pointed at last time we talked about this? DKIM assumes a "modern" mail system, there should not be 7bit conversions in the mail pipeline. Anyone sending DKIM needs to be 8 bit clean. Jason