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=-13.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, 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 BA47EC433ED for ; Thu, 22 Apr 2021 17:27:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 86CF0613E6 for ; Thu, 22 Apr 2021 17:27:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238305AbhDVR1s (ORCPT ); Thu, 22 Apr 2021 13:27:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47720 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236058AbhDVR1o (ORCPT ); Thu, 22 Apr 2021 13:27:44 -0400 Received: from mail-pl1-x62a.google.com (mail-pl1-x62a.google.com [IPv6:2607:f8b0:4864:20::62a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C8CBBC06174A for ; Thu, 22 Apr 2021 10:27:07 -0700 (PDT) Received: by mail-pl1-x62a.google.com with SMTP id g16so7023003plq.3 for ; Thu, 22 Apr 2021 10:27:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=osandov-com.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=dxeJjC8xaA28k+BF1hGx31II1NdXhhjzduC0otju5aY=; b=bp2rjjtUFFVO9QSTi04ChUtq95jVgalQvzVqXeuLPn90lgjPiRLA6YYE1r9czQyfVl 5Dyyu/BKCmvNYAVn1ueS4inqGR49t0f5oZ2e16+M1zuGMR2A7aVO681u6xeXpxeWDI2n 4ZrCWT4sMhpWFRPElIyl2tV6BLVxmPrqHj/tpjX4gTLLQa3PgFXugSe1soucUiQtdp8i HJ8gQBlsyU5JPYLgADYPkomY/PqZDzByaugmv1l9StjUJ03eGCCVnXJza4Qtp+AoxPGn /jn/GdgkP457S2qre8LZHjsnE+cCc5V6QLJQmvTTeR2pnBF5DSAGQc8NyStc2gqq8WZI 7bZA== 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=dxeJjC8xaA28k+BF1hGx31II1NdXhhjzduC0otju5aY=; b=RphNghCE8WLKweloFjQ+g3aVpFnZTeR3JzmpcirkWooVFJC6qFPORVUhoAKgwqgOXy NV+NIFvpcba2YYQ164QncQGj/jYKGKOWcwGsX66FFhiLYND9bL+xXn3Tb/UuueTKMp0K lRg0daw4rghXirYKmw0ue1NT47OGQrbRHykZ78Y+6aMfIXQNVz46gkQNqDrCFN9XtiEz RqNMRVs8k6QMz5JxwE80T7gsuxcal8bcBkeiTPdblKIvWRlIeDOb9usxU1E2nBTcDxH9 Y9dbI36Lt7tiY0EzeXs6bNBGnChVoDUB35J8hBKN53doGcrftmvJTv+qLwRgvJ3fFthT zwtg== X-Gm-Message-State: AOAM532BX66ov20XW71l1F9YO0n2ms4UqTqz8TbaxmdIZuLGjeq3+Mq0 v8R/GUe4OOtChYFVPieEpsLQ1g== X-Google-Smtp-Source: ABdhPJwRKVK0pjzyWYqS6K+XwiHZeEsApp8eAMjpaBaIpLGwpeffyPdHMaTyzZlgeX4oX8mCGpbnoQ== X-Received: by 2002:a17:902:c40d:b029:ec:9f20:72b5 with SMTP id k13-20020a170902c40db02900ec9f2072b5mr4757345plk.22.1619112427215; Thu, 22 Apr 2021 10:27:07 -0700 (PDT) Received: from relinquished.localdomain ([2620:10d:c090:400::5:54b2]) by smtp.gmail.com with ESMTPSA id c13sm2916956pgw.42.2021.04.22.10.27.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Apr 2021 10:27:06 -0700 (PDT) Date: Thu, 22 Apr 2021 10:27:05 -0700 From: Omar Sandoval To: Damien Le Moal Cc: linux-block@vger.kernel.org, Jens Axboe Subject: Re: [PATCH blktests v2] tests/block/014: ignore dd error messages Message-ID: References: <20210408043918.4265-1-damien.lemoal@wdc.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210408043918.4265-1-damien.lemoal@wdc.com> Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On Thu, Apr 08, 2021 at 01:39:18PM +0900, Damien Le Moal wrote: > The kernel commit de3510e52b0a ("null_blk: fix command timeout > completion handling") fixed null_blk driver to report ETIMEDOUT errors > for IO operations failed with a timeout. This change causes the dd call > in block/014 case to print the following error message: > > dd: error reading '/dev/nullb0': Connection timed out > > The presence of this message result in a failure of the test case even > without a kernel crash or hang, which is what the block/014 case is > testing. Avoid this failure by ignoring dd error messages using a > redirection of dd stderr to /dev/null. > > Reported-by: kernel test robot > Signed-off-by: Damien Le Moal > --- > > Changes from v1: > * Add Reported-by tag > > tests/block/014 | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Sorry about the delay, I was out for a couple of weeks. Applied.