Received: by 2002:a05:6a10:206:0:0:0:0 with SMTP id 6csp4954660pxj; Wed, 12 May 2021 17:38:32 -0700 (PDT) X-Google-Smtp-Source: ABdhPJy3ss1JeBHcsXfjGhiMH7X0TDLPJymfG6VDFBanz0R7B9405O4hw86TyvCg/m5UEQt86Ouj X-Received: by 2002:a17:906:18b2:: with SMTP id c18mr8147462ejf.160.1620866312072; Wed, 12 May 2021 17:38:32 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1620866312; cv=none; d=google.com; s=arc-20160816; b=vebLecAfAcwr4mQDZ0FN2I9YHLlOXb9SPZTVz26rHLb9eDv1WcT/Qx7er9epfXSQzs 5LFbaEqr2ly7D351q0b1rxqvkXFMnx5dakpoSaUfpjLc9p7Bgi/oAaCBrDYRTe6cf7kZ OsSI1q5m1lfYPBbQIeyxsukMzMbVbRJ9d3uv/db/cinmsXHWSS+Yex8C6XSR67MbngiJ Qc2JPP0SIle9juah+3E2E7WQRLpZ4f8bukznPRG+NlmRkPD9UIsl1yTW9Rbkmz1aeWZ8 YsfEXxSm21UC4ZQ39+aC7WHTU6DnchaRO0i5q6kszClZ/VJtJrsnWmTX7WVX+JrlAMFk Nsqg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:content-language :in-reply-to:mime-version:user-agent:date:message-id:from:references :cc:to:subject:dkim-signature; bh=7HnfwX7m3Z+g9y+GxvV9dTr4oQgwcIKMOrB57DgGB/M=; b=pTBxLl4rDa5OEK6LcNiPDSvykMXKPsBSJj1ad1IS61q7lQoA8eXOAuXWLzsQXZyaWN TjAoiFIIhoLulyE1JxAgLsu3e040bNgVGQszFZE06K7F1HG3QVQX4V53aXlSnrDAAHlU Xqtcaoj5a6etQRWejUnPncl8R4XR5of1qbFvAyfn/4K9Xlw+3Cfm+80snim68LIhwqCp XH7/GX+9sTc6uRktDS3Tc1yfgbOWVSgM9Oudtzz8c609I9TvItAxWdQa/LdwzTC2kLfv RRVcXrj77rk7ab02/AlVjmhymiry2ssYdL2Kx9yLXIeElr0/JNzhZ/fI0qrHGt7QHAtx IBPg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel-dk.20150623.gappssmtp.com header.s=20150623 header.b=RTwXYeJi; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id gx24si1481980ejc.706.2021.05.12.17.37.59; Wed, 12 May 2021 17:38:32 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel-dk.20150623.gappssmtp.com header.s=20150623 header.b=RTwXYeJi; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230265AbhELNlE (ORCPT + 99 others); Wed, 12 May 2021 09:41:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50846 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230218AbhELNlD (ORCPT ); Wed, 12 May 2021 09:41:03 -0400 Received: from mail-pj1-x102a.google.com (mail-pj1-x102a.google.com [IPv6:2607:f8b0:4864:20::102a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C50CAC06175F for ; Wed, 12 May 2021 06:39:54 -0700 (PDT) Received: by mail-pj1-x102a.google.com with SMTP id pi6-20020a17090b1e46b029015cec51d7cdso1070189pjb.5 for ; Wed, 12 May 2021 06:39:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=7HnfwX7m3Z+g9y+GxvV9dTr4oQgwcIKMOrB57DgGB/M=; b=RTwXYeJiCx5LbA/TppKdWG0bNmgqampo4zDXVYfA3AqbhFdlwCw6wfiKqLIhVRtIfb B21DPt8xHlw5rCM8LXxfjz4tQk2HAaxCGEQcTciSfS/n2YFZ+4Rhi8zibR8jxWcZwOFv lRKod4qWmA5J6HeVQKaKZ9sI7OCtqJMAwknWMBp5BYjMwP9EJwNo1v6Ozv4V+xiuq/eK RfYjLjgOhHeKoKhf+YfcXLDrRV2NDeY6XM8ttaNLryA9S8q4hZcFuhvqTexYvaKvKMZ/ Xf5JNRv1IA6j20ir1aCmw+4BxFof+6PFo20aHoS0ToPpVZQw6F5pT8VZ8LTkePK/7xg6 YSqQ== 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=7HnfwX7m3Z+g9y+GxvV9dTr4oQgwcIKMOrB57DgGB/M=; b=R8gOMER+6UtYUynV8Qr1CThnmcfQJ3J/1OB92GBi30xrneX/HO5Qtm8aBexUObu6k2 QWreI2yBmd5SfQsMdffuezDyi/OPG/dNFLAWuOi1lNuGi8BHqsolfwyKiPUKRKba1jmi Q4Vc7csCjyqyG2Cm6d6U/zeO7mKaPFz7GenBDyNnUky/j1VYUhw3G1+D0BKrP6beEHlM k7x+K3gPLOWbewRg7rKJZ+I5eyFRUtLMjKMpx1y4I+fD6L3CTj1rNVajsbqHwsQuGEuV uisjyKgA2mWL3l5wNYrEs/2hY/wjPjXj/p1mlIW782BPhcVNIqbdTqrLuDokDAtnwcEa zDfA== X-Gm-Message-State: AOAM533AqRUbZv07qERNCy8fvflCkDgPtREIYdlD2ZdAbPOncwotRJsV 8YC4vorQtovA3Dw/Qw6VhxrGPA== X-Received: by 2002:a17:90a:1382:: with SMTP id i2mr10981240pja.83.1620826794133; Wed, 12 May 2021 06:39:54 -0700 (PDT) Received: from [192.168.4.41] (cpe-72-132-29-68.dc.res.rr.com. [72.132.29.68]) by smtp.gmail.com with ESMTPSA id 80sm49501pgc.23.2021.05.12.06.39.52 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 12 May 2021 06:39:53 -0700 (PDT) Subject: Re: [PATCH BUGFIX 0/1] block, bfq: a bugfix for stable merge To: Paolo Valente Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, yi.zhang@redhat.com References: <20210512094352.85545-1-paolo.valente@linaro.org> From: Jens Axboe Message-ID: Date: Wed, 12 May 2021 07:39:53 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20210512094352.85545-1-paolo.valente@linaro.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 5/12/21 3:43 AM, Paolo Valente wrote: > Hi, > this patch fixes a bug I've found while debugging a failure reported > by Yi Zhang [1]. > > This patch seems to make that failure disappear [1]. Yet it was tested > only together with other debug patches (which add logs and invariant > checks), so I don't know whether the other patches influenced the > outcome as well. At any rate, this patch does fix a bug. Applied, thanks. -- Jens Axboe