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=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS 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 AE4B2C04AAC for ; Mon, 20 May 2019 14:44:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 829E42054F for ; Mon, 20 May 2019 14:44:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="QwSEtpG+" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2391981AbfETOo2 (ORCPT ); Mon, 20 May 2019 10:44:28 -0400 Received: from mail-io1-f68.google.com ([209.85.166.68]:36221 "EHLO mail-io1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730476AbfETOoY (ORCPT ); Mon, 20 May 2019 10:44:24 -0400 Received: by mail-io1-f68.google.com with SMTP id e19so11249312iob.3 for ; Mon, 20 May 2019 07:44:24 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=HsQVgglgMq1psBbmdCp/J5du6WO5ck+uTZsUbAD0TTs=; b=QwSEtpG+HlPcpMvr+jaK+zM2t1ivvQaI74KMgcKuhBZ6xzeJ+Utr3UXY2sqrVptD6L fyCdPT6rEUbO1RQZYIsLrSB92GNnXUIs+iQ12ulkiMxjGOBrykwvs0xi8PsVRL8jbj89 1f+tXLaxeObXCWOmlCZ0QfPwDzBz2qaGwllIBgwWcqm/MNU+U1XvzivVOk4Tex4gS2io J/CZPy16AUj8VP4YOeSTh9EMFmdRR7ZYziICk7S8wk4RE+HNYWky/cU1AxpTj2NlRDkk phpc2RJqGnStBIDydur0ws6WIQYkKY9rQyKYrPsbywd8L/BT30cOR491szyoG6/i1Qga b8hg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=HsQVgglgMq1psBbmdCp/J5du6WO5ck+uTZsUbAD0TTs=; b=kHt6MF9mpZrm1zo13tbpESbf9QFnqtJczOoabmTBmz35g/JkmciQCSLWOZ2w72jE6+ XF8kuDp1EUhNYB7Gzy2GG42DfaJqHXs5JIzm5cdzHo4Py1pgUB9Qb70gunETDGd1RCbj aG5fOVoA1CFS7pVCm2kX15bRjIwzUAQf4v7JumgdE1KdJYONSLv+7DIPrZ4lALTWzpbz /3OATRwbHfc9zO6zGRplERuJ5ssBlcfpU0WKjTlUfSYBep6Ls7CMoFhAiwFt6j+Nr6tg CaRe+ZoQqLhWS+iAvwDJXlt6Aj6qw2x+2TrBSvxt0rE5B6ORDL19d1bDKsyvDi6wNHkA RUIw== X-Gm-Message-State: APjAAAWQGaQ+xu2bMfmQuNbbQTViYxPYr3mu+hO3Q91qkbiHrVG5fZI4 XA2BOLVFxmRvF3C99gShm+FDO3y5s9c= X-Google-Smtp-Source: APXvYqzmLCjwDYUNPQbPu4wuBcjc7xMYR7/qQWebH8hWpZ5iUuE+KGmOmGElpi++MFpSaPGKzr9zLw== X-Received: by 2002:a6b:5814:: with SMTP id m20mr41477359iob.293.1558363463516; Mon, 20 May 2019 07:44:23 -0700 (PDT) Received: from [172.22.22.26] (c-71-195-29-92.hsd1.mn.comcast.net. [71.195.29.92]) by smtp.googlemail.com with ESMTPSA id w194sm5025733itb.33.2019.05.20.07.44.21 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 20 May 2019 07:44:22 -0700 (PDT) Subject: Re: [PATCH 09/18] soc: qcom: ipa: GSI transactions To: Arnd Bergmann Cc: David Miller , Bjorn Andersson , Ilias Apalodimas , syadagir@codeaurora.org, mjavid@codeaurora.org, evgreen@chromium.org, Ben Chan , Eric Caruso , abhishek.esse@gmail.com, Linux Kernel Mailing List References: <20190512012508.10608-1-elder@linaro.org> <20190512012508.10608-10-elder@linaro.org> <14a040b6-8187-3fbc-754d-2e267d587858@linaro.org> <4a34d381-d31d-ea49-d6d3-3c4f632958e3@linaro.org> From: Alex Elder Message-ID: <8040fa0e-8446-1ec0-cf75-ac1c17331da5@linaro.org> Date: Mon, 20 May 2019 09:44:21 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 5/20/19 9:43 AM, Arnd Bergmann wrote: > I have no idea how two 8-bit assignments could do that, > it sounds like a serious gcc bug, unless you mean two > 8-byte assignments, which would be within the range > of expected behavior. If it's actually 8-bit stores, please > open a bug against gcc with a minimized test case. Sorry, it's 8 *byte* assignments, not 8 bit. -Alex