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=-10.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable 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 21D0FC43619 for ; Mon, 10 May 2021 10:45:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CFF9E61920 for ; Mon, 10 May 2021 10:45:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231840AbhEJKq4 (ORCPT ); Mon, 10 May 2021 06:46:56 -0400 Received: from mga03.intel.com ([134.134.136.65]:63092 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232874AbhEJKop (ORCPT ); Mon, 10 May 2021 06:44:45 -0400 IronPort-SDR: joUYuo3pLlnHOtcwwjwWdupPLKGHraOjTorHbjAkB7r4QOLXnw2td0i+P91TwIV3Z+SLjCbeUg nUr4EZxfz4JA== X-IronPort-AV: E=McAfee;i="6200,9189,9979"; a="199212809" X-IronPort-AV: E=Sophos;i="5.82,287,1613462400"; d="scan'208";a="199212809" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 May 2021 03:38:12 -0700 IronPort-SDR: JU9em1rwG53c9I2GxwySruTaXdECp0gSZmcOso56Md1N0uhUomogH00vC9OTP7tlBwt4Y3xl/N uFOmBnvwbipg== X-IronPort-AV: E=Sophos;i="5.82,287,1613462400"; d="scan'208";a="470754705" Received: from lingshan-mobl5.ccr.corp.intel.com (HELO [10.254.212.136]) ([10.254.212.136]) by orsmga001-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 May 2021 03:38:05 -0700 Subject: Re: [PATCH] Revert "irqbypass: do not start cons/prod when failed connect" To: Marc Zyngier Cc: Jason Wang , mst@redhat.com, alex.williamson@redhat.com, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, cohuck@redhat.com, stable@vger.kernel.org References: <20210508071152.722425-1-lingshan.zhu@intel.com> <87wns6oqn1.wl-maz@kernel.org> From: "Zhu, Lingshan" Message-ID: Date: Mon, 10 May 2021 18:37:52 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.10.0 MIME-Version: 1.0 In-Reply-To: <87wns6oqn1.wl-maz@kernel.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On 5/10/2021 6:00 PM, Marc Zyngier wrote: > On Mon, 10 May 2021 09:32:54 +0100, > "Zhu, Lingshan" wrote: >> >> >> On 5/10/2021 3:09 PM, Zhu, Lingshan wrote: >>> >>> On 5/10/2021 12:34 PM, Jason Wang wrote: >>>> 在 2021/5/10 上午11:00, Zhu, Lingshan 写道: >>>>> >>>>> On 5/10/2021 10:43 AM, Jason Wang wrote: >>>>>> 在 2021/5/8 下午3:11, Zhu Lingshan 写道: >>>>>>> This reverts commit a979a6aa009f3c99689432e0cdb5402a4463fb88. >>>>>>> >>>>>>> The reverted commit may cause VM freeze on arm64 platform. >>>>>>> Because on arm64 platform, stop a consumer will suspend the VM, >>>>>>> the VM will freeze without a start consumer >>>>>>> >>>>>>> Signed-off-by: Zhu Lingshan >>>>>> >>>>>> Acked-by: Jason Wang >>>>>> >>>>>> Please resubmit with the formal process of stable >>>>>> (stable-kernel-rules.rst). >>>>> sure, I will re-submit it to stable kernel once it is merged into >>>>> Linus tree. >>>>> >>>>> Thanks >>>> >>>> I think it's better to resubmit (option 1), see how >>>> stable-kernel-rules.rst said: >>>> >>>> "" >>>> >>>> :ref:`option_1` is **strongly** preferred, is the easiest and most >>>> common. >>>> :ref:`option_2` and :ref:`option_3` are more useful if the patch >>>> isn't deemed >>>> worthy at the time it is applied to a public git tree (for >>>> instance, because >>>> it deserves more regression testing first). >>>> >>>> """ >>>> >>>> Thanks >>> OK, works for me, I will add cc stable, and resubmit it soon >>> >>> Thanks! >> I just seeMarc has already added "Cc: stable@vger.kernel.org", and >> he would take the patch in his tree, so I think no need to resend. > That's fine, I can fix things up myself and queue the fix for -rc2. Thanks Marc! > > Thanks, > > M. >